diff --git a/apps/cli/src/application/assistant/instructions.ts b/apps/cli/src/application/assistant/instructions.ts
index b6e49cf0..b22425c6 100644
--- a/apps/cli/src/application/assistant/instructions.ts
+++ b/apps/cli/src/application/assistant/instructions.ts
@@ -1,5 +1,8 @@
 import { skillCatalog } from "./skills/index.js";
 import { WorkDir as BASE_DIR } from "../../config/config.js";
+import { getRuntimeContext, getRuntimeContextPrompt } from "./runtime-context.js";
+
+const runtimeContextPrompt = getRuntimeContextPrompt(getRuntimeContext());
 
 export const CopilotInstructions = `You are an intelligent workflow assistant helping users manage their workflows in ${BASE_DIR}. You can also help the user with general tasks.
 
@@ -39,6 +42,8 @@ When a user asks for ANY task that might require external capabilities (web sear
 - Use relative paths (no \${BASE_DIR} prefixes) when running commands or referencing files.
 - Keep user data safe—double-check before editing or deleting important resources.
 
+${runtimeContextPrompt}
+
 ## Workspace access & scope
 - You have full read/write access inside \`${BASE_DIR}\` (this resolves to the user's \`~/.rowboat\` directory). Create folders, files, and agents there using builtin tools or allowed shell commands—don't wait for the user to do it manually.
 - If a user mentions a different root (e.g., \`~/.rowboatx\` or another path), clarify whether they meant the Rowboat workspace and propose the equivalent path you can act on. Only refuse if they explicitly insist on an inaccessible location.
diff --git a/apps/cli/src/application/assistant/runtime-context.ts b/apps/cli/src/application/assistant/runtime-context.ts
new file mode 100644
index 00000000..f1011c2c
--- /dev/null
+++ b/apps/cli/src/application/assistant/runtime-context.ts
@@ -0,0 +1,69 @@
+export type RuntimeShellDialect = 'windows-cmd' | 'posix-sh';
+export type RuntimeOsName = 'Windows' | 'macOS' | 'Linux' | 'Unknown';
+
+export interface RuntimeContext {
+  platform: NodeJS.Platform;
+  osName: RuntimeOsName;
+  shellDialect: RuntimeShellDialect;
+  shellExecutable: string;
+}
+
+export function getExecutionShell(platform: NodeJS.Platform = process.platform): string {
+  return platform === 'win32' ? (process.env.ComSpec || 'cmd.exe') : '/bin/sh';
+}
+
+export function getRuntimeContext(platform: NodeJS.Platform = process.platform): RuntimeContext {
+  if (platform === 'win32') {
+    return {
+      platform,
+      osName: 'Windows',
+      shellDialect: 'windows-cmd',
+      shellExecutable: getExecutionShell(platform),
+    };
+  }
+
+  if (platform === 'darwin') {
+    return {
+      platform,
+      osName: 'macOS',
+      shellDialect: 'posix-sh',
+      shellExecutable: getExecutionShell(platform),
+    };
+  }
+
+  if (platform === 'linux') {
+    return {
+      platform,
+      osName: 'Linux',
+      shellDialect: 'posix-sh',
+      shellExecutable: getExecutionShell(platform),
+    };
+  }
+
+  return {
+    platform,
+    osName: 'Unknown',
+    shellDialect: 'posix-sh',
+    shellExecutable: getExecutionShell(platform),
+  };
+}
+
+export function getRuntimeContextPrompt(runtime: RuntimeContext): string {
+  if (runtime.shellDialect === 'windows-cmd') {
+    return `## Runtime Platform (CRITICAL)
+- Detected platform: **${runtime.platform}**
+- Detected OS: **${runtime.osName}**
+- Shell used by executeCommand: **${runtime.shellExecutable}** (Windows Command Prompt / cmd syntax)
+- Use Windows command syntax for executeCommand (for example: \`dir\`, \`type\`, \`copy\`, \`move\`, \`del\`, \`rmdir\`).
+- Use Windows-style absolute paths when outside workspace (for example: \`C:\\Users\\...\`).
+- Do not assume macOS/Linux command syntax when the runtime is Windows.`;
+  }
+
+  return `## Runtime Platform (CRITICAL)
+- Detected platform: **${runtime.platform}**
+- Detected OS: **${runtime.osName}**
+- Shell used by executeCommand: **${runtime.shellExecutable}** (POSIX sh syntax)
+- Use POSIX command syntax for executeCommand (for example: \`ls\`, \`cat\`, \`cp\`, \`mv\`, \`rm\`).
+- Use POSIX paths when outside workspace (for example: \`~/Desktop\`, \`/Users/.../\` on macOS, \`/home/.../\` on Linux).
+- Do not assume Windows command syntax when the runtime is POSIX.`;
+}
diff --git a/apps/cli/src/application/lib/command-executor.ts b/apps/cli/src/application/lib/command-executor.ts
index 814d9801..cd16f05e 100644
--- a/apps/cli/src/application/lib/command-executor.ts
+++ b/apps/cli/src/application/lib/command-executor.ts
@@ -1,11 +1,13 @@
 import { exec, execSync } from 'child_process';
 import { promisify } from 'util';
 import { getSecurityAllowList, SECURITY_CONFIG_PATH } from '../../config/security.js';
+import { getExecutionShell } from '../assistant/runtime-context.js';
 
 const execPromise = promisify(exec);
 const COMMAND_SPLIT_REGEX = /(?:\|\||&&|;|\||\n)/;
 const ENV_ASSIGNMENT_REGEX = /^[A-Za-z_][A-Za-z0-9_]*=.*/;
 const WRAPPER_COMMANDS = new Set(['sudo', 'env', 'time', 'command']);
+const EXECUTION_SHELL = getExecutionShell();
 
 function sanitizeToken(token: string): string {
   return token.trim().replace(/^['"]+|['"]+$/g, '');
@@ -91,7 +93,7 @@ export async function executeCommand(
       cwd: options?.cwd,
       timeout: options?.timeout,
       maxBuffer: options?.maxBuffer || 1024 * 1024, // default 1MB
-      shell: '/bin/sh', // use sh for cross-platform compatibility
+      shell: EXECUTION_SHELL,
     });
 
     return {
@@ -125,7 +127,7 @@ export function executeCommandSync(
       cwd: options?.cwd,
       timeout: options?.timeout,
       encoding: 'utf-8',
-      shell: '/bin/sh',
+      shell: EXECUTION_SHELL,
     });
 
     return {
diff --git a/apps/x/apps/main/src/ipc.ts b/apps/x/apps/main/src/ipc.ts
index 79645f8f..b9064380 100644
--- a/apps/x/apps/main/src/ipc.ts
+++ b/apps/x/apps/main/src/ipc.ts
@@ -36,6 +36,8 @@ import { IAgentScheduleRepo } from '@x/core/dist/agent-schedule/repo.js';
 import { IAgentScheduleStateRepo } from '@x/core/dist/agent-schedule/state-repo.js';
 import { triggerRun as triggerAgentScheduleRun } from '@x/core/dist/agent-schedule/runner.js';
 import { search } from '@x/core/dist/search/search.js';
+import { versionHistory } from '@x/core';
+import { classifySchedule } from '@x/core/dist/knowledge/inline_tasks.js';
 
 type InvokeChannels = ipc.InvokeChannels;
 type IPCChannels = ipc.IPCChannels;
@@ -110,6 +112,18 @@ let watcher: FSWatcher | null = null;
 const changeQueue = new Set<string>();
 let debounceTimer: ReturnType<typeof setTimeout> | null = null;
 
+/**
+ * Emit knowledge commit event to all renderer windows
+ */
+function emitKnowledgeCommitEvent(): void {
+  const windows = BrowserWindow.getAllWindows();
+  for (const win of windows) {
+    if (!win.isDestroyed() && win.webContents) {
+      win.webContents.send('knowledge:didCommit', {});
+    }
+  }
+}
+
 /**
  * Emit workspace change event to all renderer windows
  */
@@ -288,6 +302,9 @@ export function stopServicesWatcher(): void {
  * Add new handlers here as you add channels to IPCChannels
  */
 export function setupIpcHandlers() {
+  // Forward knowledge commit events to renderer for panel refresh
+  versionHistory.onCommit(() => emitKnowledgeCommitEvent());
+
   registerIpcHandlers({
     'app:getVersions': async () => {
       // args is null for this channel (no request payload)
@@ -527,9 +544,27 @@ export function setupIpcHandlers() {
       const mimeType = mimeMap[ext] || 'application/octet-stream';
       return { data: buffer.toString('base64'), mimeType, size: stat.size };
     },
+    // Knowledge version history handlers
+    'knowledge:history': async (_event, args) => {
+      const commits = await versionHistory.getFileHistory(args.path);
+      return { commits };
+    },
+    'knowledge:fileAtCommit': async (_event, args) => {
+      const content = await versionHistory.getFileAtCommit(args.path, args.oid);
+      return { content };
+    },
+    'knowledge:restore': async (_event, args) => {
+      await versionHistory.restoreFile(args.path, args.oid);
+      return { ok: true };
+    },
     // Search handler
     'search:query': async (_event, args) => {
       return search(args.query, args.limit, args.types);
     },
+    // Inline task schedule classification
+    'inline-task:classifySchedule': async (_event, args) => {
+      const schedule = await classifySchedule(args.instruction);
+      return { schedule };
+    },
   });
 }
diff --git a/apps/x/apps/main/src/main.ts b/apps/x/apps/main/src/main.ts
index 34363b28..08160a23 100644
--- a/apps/x/apps/main/src/main.ts
+++ b/apps/x/apps/main/src/main.ts
@@ -17,6 +17,9 @@ import { init as initCalendarSync } from "@x/core/dist/knowledge/sync_calendar.j
 import { init as initFirefliesSync } from "@x/core/dist/knowledge/sync_fireflies.js";
 import { init as initGranolaSync } from "@x/core/dist/knowledge/granola/sync.js";
 import { init as initGraphBuilder } from "@x/core/dist/knowledge/build_graph.js";
+import { init as initEmailLabeling } from "@x/core/dist/knowledge/label_emails.js";
+import { init as initNoteTagging } from "@x/core/dist/knowledge/tag_notes.js";
+import { init as initInlineTasks } from "@x/core/dist/knowledge/inline_tasks.js";
 import { init as initAgentRunner } from "@x/core/dist/agent-schedule/runner.js";
 import { initConfigs } from "@x/core/dist/config/initConfigs.js";
 import started from "electron-squirrel-startup";
@@ -170,6 +173,15 @@ app.whenReady().then(async () => {
   // start knowledge graph builder
   initGraphBuilder();
 
+  // start email labeling service
+  initEmailLabeling();
+
+  // start note tagging service
+  initNoteTagging();
+
+  // start inline task service (@rowboat: mentions)
+  initInlineTasks();
+
   // start background agent runner (scheduled agents)
   initAgentRunner();
 
diff --git a/apps/x/apps/renderer/src/App.tsx b/apps/x/apps/renderer/src/App.tsx
index 4f8859ef..768ff02b 100644
--- a/apps/x/apps/renderer/src/App.tsx
+++ b/apps/x/apps/renderer/src/App.tsx
@@ -5,12 +5,14 @@ import { RunEvent, ListRunsResponse } from '@x/shared/src/runs.js';
 import type { LanguageModelUsage, ToolUIPart } from 'ai';
 import './App.css'
 import z from 'zod';
-import { CheckIcon, LoaderIcon, PanelLeftIcon, Maximize2, Minimize2, ChevronLeftIcon, ChevronRightIcon, SquarePen, SearchIcon } from 'lucide-react';
+import { CheckIcon, LoaderIcon, PanelLeftIcon, Maximize2, Minimize2, ChevronLeftIcon, ChevronRightIcon, SquarePen, SearchIcon, HistoryIcon } from 'lucide-react';
 import { cn } from '@/lib/utils';
 import { MarkdownEditor } from './components/markdown-editor';
 import { ChatSidebar } from './components/chat-sidebar';
-import { ChatInputWithMentions } from './components/chat-input-with-mentions';
+import { ChatInputWithMentions, type StagedAttachment } from './components/chat-input-with-mentions';
+import { ChatMessageAttachments } from '@/components/chat-message-attachments'
 import { GraphView, type GraphEdge, type GraphNode } from '@/components/graph-view';
+import { BasesView, type BaseConfig, DEFAULT_BASE_CONFIG } from '@/components/bases-view';
 import { useDebounce } from './hooks/use-debounce';
 import { SidebarContentPanel } from '@/components/sidebar-content';
 import { SidebarSectionProvider } from '@/contexts/sidebar-context';
@@ -45,13 +47,16 @@ import {
 import { Tooltip, TooltipContent, TooltipProvider, TooltipTrigger } from "@/components/ui/tooltip"
 import { Toaster } from "@/components/ui/sonner"
 import { stripKnowledgePrefix, toKnowledgePath, wikiLabel } from '@/lib/wiki-links'
+import { splitFrontmatter, joinFrontmatter } from '@/lib/frontmatter'
 import { OnboardingModal } from '@/components/onboarding-modal'
 import { SearchDialog } from '@/components/search-dialog'
 import { BackgroundTaskDetail } from '@/components/background-task-detail'
+import { VersionHistoryPanel } from '@/components/version-history-panel'
 import { FileCardProvider } from '@/contexts/file-card-context'
 import { MarkdownPreOverride } from '@/components/ai-elements/markdown-code-override'
 import { TabBar, type ChatTab, type FileTab } from '@/components/tab-bar'
 import {
+  type ChatMessage,
   type ChatTabViewState,
   type ConversationItem,
   type ToolCall,
@@ -102,6 +107,7 @@ const TITLEBAR_TOGGLE_MARGIN_LEFT_PX = 12
 const TITLEBAR_BUTTONS_COLLAPSED = 5
 const TITLEBAR_BUTTON_GAPS_COLLAPSED = 4
 const GRAPH_TAB_PATH = '__rowboat_graph_view__'
+const BASES_DEFAULT_TAB_PATH = '__rowboat_bases_default__'
 
 const clampNumber = (value: number, min: number, max: number) =>
   Math.min(max, Math.max(min, value))
@@ -229,6 +235,7 @@ const getAncestorDirectoryPaths = (path: string): string[] => {
 }
 
 const isGraphTabPath = (path: string) => path === GRAPH_TAB_PATH
+const isBaseFilePath = (path: string) => path.endsWith('.base') || path === BASES_DEFAULT_TAB_PATH
 
 const normalizeUsage = (usage?: Partial<LanguageModelUsage> | null): LanguageModelUsage | null => {
   if (!usage) return null
@@ -452,6 +459,7 @@ function ContentHeader({
 
 function App() {
   type ShortcutPane = 'left' | 'right'
+  type MarkdownHistoryHandlers = { undo: () => boolean; redo: () => boolean }
 
   // File browser state (for Knowledge section)
   const [selectedPath, setSelectedPath] = useState<string | null>(null)
@@ -465,6 +473,7 @@ function App() {
   const [recentWikiFiles, setRecentWikiFiles] = useState<string[]>([])
   const [isGraphOpen, setIsGraphOpen] = useState(false)
   const [expandedFrom, setExpandedFrom] = useState<{ path: string | null; graph: boolean } | null>(null)
+  const [baseConfigByPath, setBaseConfigByPath] = useState<Record<string, BaseConfig>>({})
   const [graphData, setGraphData] = useState<{ nodes: GraphNode[]; edges: GraphEdge[] }>({
     nodes: [],
     edges: [],
@@ -487,6 +496,8 @@ function App() {
   const editorPathRef = useRef<string | null>(null)
   const fileLoadRequestIdRef = useRef(0)
   const initialContentByPathRef = useRef<Map<string, string>>(new Map())
+  const recentLocalMarkdownWritesRef = useRef<Map<string, number>>(new Map())
+  const untitledRenameReadyPathsRef = useRef<Set<string>>(new Set())
 
   // Global navigation history (back/forward) across views (chat/file/graph/task)
   const historyRef = useRef<{ back: ViewState[]; forward: ViewState[] }>({ back: [], forward: [] })
@@ -503,6 +514,16 @@ function App() {
   const initialContentRef = useRef<string>('')
   const renameInProgressRef = useRef(false)
 
+  // Frontmatter state: store raw frontmatter per file path
+  const frontmatterByPathRef = useRef<Map<string, string | null>>(new Map())
+
+  // Version history state
+  const [versionHistoryPath, setVersionHistoryPath] = useState<string | null>(null)
+  const [viewingHistoricalVersion, setViewingHistoricalVersion] = useState<{
+    oid: string
+    content: string
+  } | null>(null)
+
   // Chat state
   const [, setMessage] = useState<string>('')
   const [conversation, setConversation] = useState<ConversationItem[]>([])
@@ -596,11 +617,15 @@ function App() {
   // File tab state
   const [fileTabs, setFileTabs] = useState<FileTab[]>([])
   const [activeFileTabId, setActiveFileTabId] = useState<string | null>(null)
+  const [editorSessionByTabId, setEditorSessionByTabId] = useState<Record<string, number>>({})
+  const fileHistoryHandlersRef = useRef<Map<string, MarkdownHistoryHandlers>>(new Map())
   const fileTabIdCounterRef = useRef(0)
   const newFileTabId = () => `file-tab-${++fileTabIdCounterRef.current}`
 
   const getFileTabTitle = useCallback((tab: FileTab) => {
     if (isGraphTabPath(tab.path)) return 'Graph View'
+    if (tab.path === BASES_DEFAULT_TAB_PATH) return 'Bases'
+    if (tab.path.endsWith('.base')) return tab.path.split('/').pop()?.replace(/\.base$/i, '') || 'Base'
     return tab.path.split('/').pop()?.replace(/\.md$/i, '') || tab.path
   }, [])
 
@@ -725,6 +750,7 @@ function App() {
 
   const removeEditorCacheForPath = useCallback((path: string) => {
     editorContentByPathRef.current.delete(path)
+    untitledRenameReadyPathsRef.current.delete(path)
     setEditorContentByPath((prev) => {
       if (!(path in prev)) return prev
       const next = { ...prev }
@@ -733,6 +759,29 @@ function App() {
     })
   }, [])
 
+  const markRecentLocalMarkdownWrite = useCallback((path: string) => {
+    if (!path.endsWith('.md')) return
+    const now = Date.now()
+    recentLocalMarkdownWritesRef.current.set(path, now)
+    if (recentLocalMarkdownWritesRef.current.size > 200) {
+      for (const [knownPath, timestamp] of recentLocalMarkdownWritesRef.current.entries()) {
+        if (now - timestamp > 10_000) {
+          recentLocalMarkdownWritesRef.current.delete(knownPath)
+        }
+      }
+    }
+  }, [])
+
+  const consumeRecentLocalMarkdownWrite = useCallback((path: string, windowMs: number = 2_500) => {
+    const timestamp = recentLocalMarkdownWritesRef.current.get(path)
+    if (timestamp === undefined) return false
+    const isRecent = Date.now() - timestamp <= windowMs
+    if (!isRecent) {
+      recentLocalMarkdownWritesRef.current.delete(path)
+    }
+    return isRecent
+  }, [])
+
   const handleEditorChange = useCallback((path: string, markdown: string) => {
     setEditorCacheForPath(path, markdown)
     const nextSelectedPath = selectedPathRef.current
@@ -774,20 +823,45 @@ function App() {
     }
   }, [runId, processingRunIds])
 
-  // Load directory tree
+  // Load directory tree (knowledge + bases)
   const loadDirectory = useCallback(async () => {
     try {
-      const result = await window.ipc.invoke('workspace:readdir', {
-        path: 'knowledge',
-        opts: { recursive: true, includeHidden: false }
-      })
-      return buildTree(result)
+      const [knowledgeResult, basesResult] = await Promise.all([
+        window.ipc.invoke('workspace:readdir', {
+          path: 'knowledge',
+          opts: { recursive: true, includeHidden: false, includeStats: true }
+        }),
+        window.ipc.invoke('workspace:readdir', {
+          path: 'bases',
+          opts: { recursive: false, includeHidden: false, includeStats: true }
+        }).catch(() => [] as DirEntry[]),
+      ])
+      const knowledgeTree = buildTree(knowledgeResult)
+      const basesChildren: TreeNode[] = (basesResult as DirEntry[])
+        .filter((e) => e.name.endsWith('.base'))
+        .map((e) => ({ ...e, kind: 'file' as const }))
+      if (basesChildren.length > 0) {
+        const basesFolder: TreeNode = {
+          name: 'Bases',
+          path: 'bases',
+          kind: 'dir',
+          children: basesChildren,
+        }
+        return [...knowledgeTree, basesFolder]
+      }
+      return knowledgeTree
     } catch (err) {
       console.error('Failed to load directory:', err)
       return []
     }
   }, [])
 
+  // Ensure bases/ directory exists on startup
+  useEffect(() => {
+    window.ipc.invoke('workspace:mkdir', { path: 'bases', recursive: true })
+      .catch((err: unknown) => console.error('Failed to ensure bases directory:', err))
+  }, [])
+
   // Load initial tree
   useEffect(() => {
     loadDirectory().then(setTree)
@@ -843,18 +917,24 @@ function App() {
         changedPath === pathToReload || changedPaths.includes(pathToReload)
 
       if (isCurrentFileChanged) {
+        // Ignore immediate watcher echoes of our own autosaves to preserve undo history.
+        if (consumeRecentLocalMarkdownWrite(pathToReload)) {
+          return
+        }
         // Only reload if no unsaved edits
         const baseline = initialContentByPathRef.current.get(pathToReload) ?? initialContentRef.current
         if (editorContentRef.current === baseline) {
           const result = await window.ipc.invoke('workspace:readFile', { path: pathToReload })
           if (selectedPathRef.current !== pathToReload) return
           setFileContent(result.data)
-          setEditorContent(result.data)
-          setEditorCacheForPath(pathToReload, result.data)
-          editorContentRef.current = result.data
+          const { raw: fm, body } = splitFrontmatter(result.data)
+          frontmatterByPathRef.current.set(pathToReload, fm)
+          setEditorContent(body)
+          setEditorCacheForPath(pathToReload, body)
+          editorContentRef.current = body
           editorPathRef.current = pathToReload
-          initialContentByPathRef.current.set(pathToReload, result.data)
-          initialContentRef.current = result.data
+          initialContentByPathRef.current.set(pathToReload, body)
+          initialContentRef.current = body
         }
       }
     })
@@ -872,9 +952,37 @@ function App() {
       setLastSaved(null)
       return
     }
+    if (selectedPath === BASES_DEFAULT_TAB_PATH) {
+      // Virtual default base — no file to load, use DEFAULT_BASE_CONFIG
+      if (!baseConfigByPath[selectedPath]) {
+        setBaseConfigByPath((prev) => ({ ...prev, [selectedPath]: { ...DEFAULT_BASE_CONFIG } }))
+      }
+      return
+    }
+    if (selectedPath.endsWith('.base')) {
+      // Load base config from file only if not already cached
+      if (!baseConfigByPath[selectedPath]) {
+        window.ipc.invoke('workspace:readFile', { path: selectedPath, encoding: 'utf8' })
+          .then((result: { data: string }) => {
+            try {
+              const parsed = JSON.parse(result.data) as BaseConfig
+              setBaseConfigByPath((prev) => ({ ...prev, [selectedPath]: parsed }))
+            } catch {
+              setBaseConfigByPath((prev) => ({ ...prev, [selectedPath]: { ...DEFAULT_BASE_CONFIG } }))
+            }
+          })
+          .catch(() => {
+            setBaseConfigByPath((prev) => ({ ...prev, [selectedPath]: { ...DEFAULT_BASE_CONFIG } }))
+          })
+      }
+      return
+    }
     if (selectedPath.endsWith('.md')) {
       const cachedContent = editorContentByPathRef.current.get(selectedPath)
-      if (cachedContent !== undefined) {
+      const hasBaseline = initialContentByPathRef.current.has(selectedPath)
+      // Only trust cache after we've loaded/saved this file at least once.
+      // This avoids a first-open race where an early empty editor update can poison the cache.
+      if (cachedContent !== undefined && hasBaseline) {
         setFileContent(cachedContent)
         setEditorContent(cachedContent)
         editorContentRef.current = cachedContent
@@ -888,36 +996,46 @@ function App() {
     let cancelled = false
     ;(async () => {
       try {
-        const stat = await window.ipc.invoke('workspace:stat', { path: pathToLoad })
-        if (cancelled || fileLoadRequestIdRef.current !== requestId || selectedPathRef.current !== pathToLoad) return
-        if (stat.kind === 'file') {
-          const result = await window.ipc.invoke('workspace:readFile', { path: pathToLoad })
+        // For .md files (from the knowledge tree), skip stat and read directly.
+        // For other file types, stat first to check if it's a file vs directory.
+        const isKnownFile = pathToLoad.endsWith('.md')
+        if (!isKnownFile) {
+          const stat = await window.ipc.invoke('workspace:stat', { path: pathToLoad })
           if (cancelled || fileLoadRequestIdRef.current !== requestId || selectedPathRef.current !== pathToLoad) return
-          setFileContent(result.data)
-          const normalizeForCompare = (s: string) => s.split('\n').map(line => line.trimEnd()).join('\n').trim()
-          const isSameEditorFile = editorPathRef.current === pathToLoad
-          const wouldClobberActiveEdits =
-            isSameEditorFile
-            && normalizeForCompare(editorContentRef.current) !== normalizeForCompare(result.data)
-          if (!wouldClobberActiveEdits) {
-            setEditorContent(result.data)
-            if (pathToLoad.endsWith('.md')) {
-              setEditorCacheForPath(pathToLoad, result.data)
-            }
-            editorContentRef.current = result.data
-            editorPathRef.current = pathToLoad
-            initialContentByPathRef.current.set(pathToLoad, result.data)
-            initialContentRef.current = result.data
-            setLastSaved(null)
-          } else {
-            // Still update the editor's path so subsequent autosaves write to the correct file.
-            editorPathRef.current = pathToLoad
+          if (stat.kind !== 'file') {
+            setFileContent('')
+            setEditorContent('')
+            editorContentRef.current = ''
+            initialContentRef.current = ''
+            return
           }
+        }
+        const result = await window.ipc.invoke('workspace:readFile', { path: pathToLoad })
+        if (cancelled || fileLoadRequestIdRef.current !== requestId || selectedPathRef.current !== pathToLoad) return
+        setFileContent(result.data)
+        const { raw: fm, body } = splitFrontmatter(result.data)
+        frontmatterByPathRef.current.set(pathToLoad, fm)
+        const normalizeForCompare = (s: string) => s.split('\n').map(line => line.trimEnd()).join('\n').trim()
+        const isSameEditorFile = editorPathRef.current === pathToLoad
+        const knownBaseline = initialContentByPathRef.current.get(pathToLoad)
+        const hasKnownBaseline = knownBaseline !== undefined
+        const hasUnsavedEdits =
+          hasKnownBaseline
+          && normalizeForCompare(editorContentRef.current) !== normalizeForCompare(knownBaseline)
+        const shouldPreserveActiveDraft = isSameEditorFile && hasUnsavedEdits
+        if (!shouldPreserveActiveDraft) {
+          setEditorContent(body)
+          if (pathToLoad.endsWith('.md')) {
+            setEditorCacheForPath(pathToLoad, body)
+          }
+          editorContentRef.current = body
+          editorPathRef.current = pathToLoad
+          initialContentByPathRef.current.set(pathToLoad, body)
+          initialContentRef.current = body
+          setLastSaved(null)
         } else {
-          setFileContent('')
-          setEditorContent('')
-          editorContentRef.current = ''
-          initialContentRef.current = ''
+          // Still update the editor's path so subsequent autosaves write to the correct file.
+          editorPathRef.current = pathToLoad
         }
       } catch (err) {
         console.error('Failed to load file:', err)
@@ -957,7 +1075,7 @@ function App() {
       const wasActiveAtStart = selectedPathRef.current === pathAtStart
       if (wasActiveAtStart) setIsSaving(true)
       let pathToSave = pathAtStart
-      let contentToSave = debouncedContent
+      let contentToSave = joinFrontmatter(frontmatterByPathRef.current.get(pathAtStart) ?? null, debouncedContent)
       let renamedFrom: string | null = null
       let renamedTo: string | null = null
       try {
@@ -972,7 +1090,8 @@ function App() {
           if (isUntitledPlaceholderName(currentBase)) {
             const headingTitle = getHeadingTitle(debouncedContent)
             const desiredName = headingTitle ? sanitizeHeadingForFilename(headingTitle) : null
-            if (desiredName && desiredName !== currentBase) {
+            const shouldAutoRename = untitledRenameReadyPathsRef.current.has(pathAtStart)
+            if (shouldAutoRename && desiredName && desiredName !== currentBase) {
               const parentDir = pathAtStart.split('/').slice(0, -1).join('/')
               let targetPath = `${parentDir}/${desiredName}.md`
               if (targetPath !== pathAtStart) {
@@ -986,15 +1105,21 @@ function App() {
                 renameInProgressRef.current = true
                 await window.ipc.invoke('workspace:rename', { from: pathAtStart, to: targetPath })
                 pathToSave = targetPath
-                contentToSave = rewriteWikiLinksForRenamedFileInMarkdown(
+                const rewrittenBody = rewriteWikiLinksForRenamedFileInMarkdown(
                   debouncedContent,
                   pathAtStart,
                   targetPath
                 )
+                contentToSave = joinFrontmatter(frontmatterByPathRef.current.get(pathAtStart) ?? null, rewrittenBody)
                 renamedFrom = pathAtStart
                 renamedTo = targetPath
                 editorPathRef.current = targetPath
+                untitledRenameReadyPathsRef.current.delete(pathAtStart)
                 setFileTabs(prev => prev.map(tab => (tab.path === pathAtStart ? { ...tab, path: targetPath } : tab)))
+                // Migrate frontmatter entry
+                const fmEntry = frontmatterByPathRef.current.get(pathAtStart)
+                frontmatterByPathRef.current.delete(pathAtStart)
+                frontmatterByPathRef.current.set(targetPath, fmEntry ?? null)
                 initialContentByPathRef.current.delete(pathAtStart)
                 const cachedContent = editorContentByPathRef.current.get(pathAtStart)
                 if (cachedContent !== undefined) {
@@ -1019,8 +1144,9 @@ function App() {
                   })
                 }
                 if (selectedPathRef.current === pathAtStart) {
-                  editorContentRef.current = contentToSave
-                  setEditorContent(contentToSave)
+                  const bodyForEditor = splitFrontmatter(contentToSave).body
+                  editorContentRef.current = bodyForEditor
+                  setEditorContent(bodyForEditor)
                 }
               }
             }
@@ -1031,7 +1157,9 @@ function App() {
           data: contentToSave,
           opts: { encoding: 'utf8' }
         })
-        initialContentByPathRef.current.set(pathToSave, contentToSave)
+        markRecentLocalMarkdownWrite(pathToSave)
+        // Store body-only baseline (matches what debouncedContent compares against)
+        initialContentByPathRef.current.set(pathToSave, splitFrontmatter(contentToSave).body)
 
         // If we renamed the active file, update state/history AFTER the write completes so the editor
         // doesn't reload stale on-disk content mid-typing (which can drop the latest character).
@@ -1052,7 +1180,7 @@ function App() {
 
         // Only update "current file" UI state if we're still on this file
         if (selectedPathRef.current === pathAtStart || selectedPathRef.current === pathToSave) {
-          initialContentRef.current = contentToSave
+          initialContentRef.current = splitFrontmatter(contentToSave).body
           setLastSaved(new Date())
         }
       } catch (err) {
@@ -1065,7 +1193,15 @@ function App() {
       }
     }
     saveFile()
-  }, [debouncedContent, setHistory])
+  }, [debouncedContent, markRecentLocalMarkdownWrite, setHistory])
+
+  // Close version history panel when switching files
+  useEffect(() => {
+    if (versionHistoryPath && selectedPath !== versionHistoryPath) {
+      setVersionHistoryPath(null)
+      setViewingHistoricalVersion(null)
+    }
+  }, [selectedPath, versionHistoryPath])
 
   // Load runs list (all pages)
   const loadRuns = useCallback(async () => {
@@ -1168,19 +1304,41 @@ function App() {
             if (msg.role === 'user' || msg.role === 'assistant') {
               // Extract text content from message
               let textContent = ''
+              let msgAttachments: ChatMessage['attachments'] = undefined
               if (typeof msg.content === 'string') {
                 textContent = msg.content
               } else if (Array.isArray(msg.content)) {
-                // Extract text parts
-                textContent = msg.content
-                  .filter((part: { type: string }) => part.type === 'text')
-                  .map((part: { type: string; text?: string }) => part.text || '')
+                const contentParts = msg.content as Array<{
+                  type: string
+                  text?: string
+                  path?: string
+                  filename?: string
+                  mimeType?: string
+                  size?: number
+                  toolCallId?: string
+                  toolName?: string
+                  arguments?: ToolUIPart['input']
+                }>
+
+                textContent = contentParts
+                  .filter((part) => part.type === 'text')
+                  .map((part) => part.text || '')
                   .join('')
-                
+
+                const attachmentParts = contentParts.filter((part) => part.type === 'attachment' && part.path)
+                if (attachmentParts.length > 0) {
+                  msgAttachments = attachmentParts.map((part) => ({
+                    path: part.path!,
+                    filename: part.filename || part.path!.split('/').pop() || part.path!,
+                    mimeType: part.mimeType || 'application/octet-stream',
+                    size: part.size,
+                  }))
+                }
+
                 // Also extract tool-call parts from assistant messages
                 if (msg.role === 'assistant') {
-                  for (const part of msg.content) {
-                    if (part.type === 'tool-call') {
+                  for (const part of contentParts) {
+                    if (part.type === 'tool-call' && part.toolCallId && part.toolName) {
                       const toolCall: ToolCall = {
                         id: part.toolCallId,
                         name: part.toolName,
@@ -1194,11 +1352,12 @@ function App() {
                   }
                 }
               }
-              if (textContent) {
+              if (textContent || msgAttachments) {
                 items.push({
                   id: event.messageId,
                   role: msg.role,
                   content: textContent,
+                  attachments: msgAttachments,
                   timestamp: event.ts ? new Date(event.ts).getTime() : Date.now(),
                 })
               }
@@ -1615,20 +1774,35 @@ function App() {
     return cleanup
   }, [handleRunEvent])
 
-  const handlePromptSubmit = async (message: PromptInputMessage, mentions?: FileMention[]) => {
+  const handlePromptSubmit = async (
+    message: PromptInputMessage,
+    mentions?: FileMention[],
+    stagedAttachments: StagedAttachment[] = []
+  ) => {
     if (isProcessing) return
 
-    const { text } = message;
+    const { text } = message
     const userMessage = text.trim()
-    if (!userMessage) return
+    const hasAttachments = stagedAttachments.length > 0
+    if (!userMessage && !hasAttachments) return
 
     setMessage('')
 
     const userMessageId = `user-${Date.now()}`
-    setConversation(prev => [...prev, {
+    const displayAttachments: ChatMessage['attachments'] = hasAttachments
+      ? stagedAttachments.map((attachment) => ({
+          path: attachment.path,
+          filename: attachment.filename,
+          mimeType: attachment.mimeType,
+          size: attachment.size,
+          thumbnailUrl: attachment.thumbnailUrl,
+        }))
+      : undefined
+    setConversation((prev) => [...prev, {
       id: userMessageId,
       role: 'user',
       content: userMessage,
+      attachments: displayAttachments,
       timestamp: Date.now(),
     }])
 
@@ -1644,42 +1818,98 @@ function App() {
         newRunCreatedAt = run.createdAt
         setRunId(currentRunId)
         // Update active chat tab's runId to the new run
-        setChatTabs(prev => prev.map(t => t.id === activeChatTabId ? { ...t, runId: currentRunId } : t))
+        setChatTabs((prev) => prev.map((tab) => (
+          tab.id === activeChatTabId
+            ? { ...tab, runId: currentRunId }
+            : tab
+        )))
         isNewRun = true
       }
 
-      // Read mentioned file contents and format message with XML context
-      let formattedMessage = userMessage
-      if (mentions && mentions.length > 0) {
-        const attachedFiles = await Promise.all(
-          mentions.map(async (m) => {
-            try {
-              const result = await window.ipc.invoke('workspace:readFile', { path: m.path })
-              return { path: m.path, content: result.data as string }
-            } catch (err) {
-              console.error('Failed to read mentioned file:', m.path, err)
-              return { path: m.path, content: `[Error reading file: ${m.path}]` }
-            }
-          })
-        )
+      let titleSource = userMessage
 
-        if (attachedFiles.length > 0) {
-          const filesXml = attachedFiles
-            .map(f => `<file path="${f.path}">\n${f.content}\n</file>`)
-            .join('\n')
-          formattedMessage = `<attached-files>\n${filesXml}\n</attached-files>\n\n${userMessage}`
+      if (hasAttachments) {
+        type ContentPart =
+          | { type: 'text'; text: string }
+          | {
+              type: 'attachment'
+              path: string
+              filename: string
+              mimeType: string
+              size?: number
+            }
+
+        const contentParts: ContentPart[] = []
+
+        if (mentions && mentions.length > 0) {
+          for (const mention of mentions) {
+            contentParts.push({
+              type: 'attachment',
+              path: mention.path,
+              filename: mention.displayName || mention.path.split('/').pop() || mention.path,
+              mimeType: 'text/markdown',
+            })
+          }
         }
+
+        for (const attachment of stagedAttachments) {
+          contentParts.push({
+            type: 'attachment',
+            path: attachment.path,
+            filename: attachment.filename,
+            mimeType: attachment.mimeType,
+            size: attachment.size,
+          })
+        }
+
+        if (userMessage) {
+          contentParts.push({ type: 'text', text: userMessage })
+        } else {
+          titleSource = stagedAttachments[0]?.filename ?? ''
+        }
+
+        // Shared IPC payload types can lag until package rebuilds; runtime validation still enforces schema.
+        const attachmentPayload = contentParts as unknown as string
+        await window.ipc.invoke('runs:createMessage', {
+          runId: currentRunId,
+          message: attachmentPayload,
+        })
+      } else {
+        // Legacy path: plain string with optional XML-formatted @mentions.
+        let formattedMessage = userMessage
+        if (mentions && mentions.length > 0) {
+          const attachedFiles = await Promise.all(
+            mentions.map(async (mention) => {
+              try {
+                const result = await window.ipc.invoke('workspace:readFile', { path: mention.path })
+                return { path: mention.path, content: result.data as string }
+              } catch (err) {
+                console.error('Failed to read mentioned file:', mention.path, err)
+                return { path: mention.path, content: `[Error reading file: ${mention.path}]` }
+              }
+            })
+          )
+
+          if (attachedFiles.length > 0) {
+            const filesXml = attachedFiles
+              .map((file) => `<file path="${file.path}">\n${file.content}\n</file>`)
+              .join('\n')
+            formattedMessage = `<attached-files>\n${filesXml}\n</attached-files>\n\n${userMessage}`
+          }
+        }
+
+        await window.ipc.invoke('runs:createMessage', {
+          runId: currentRunId,
+          message: formattedMessage,
+        })
+
+        titleSource = formattedMessage
       }
 
-      await window.ipc.invoke('runs:createMessage', {
-        runId: currentRunId,
-        message: formattedMessage,
-      })
-
       if (isNewRun) {
-        const inferredTitle = inferRunTitleFromMessage(formattedMessage)
-        setRuns(prev => {
-          const withoutCurrent = prev.filter(run => run.id !== currentRunId)
+        const inferredTitle = inferRunTitleFromMessage(titleSource)
+        setRuns((prev) => {
+          const withoutCurrent = prev.filter((run) => run.id !== currentRunId)
           return [{
             id: currentRunId!,
             title: inferredTitle,
@@ -2004,20 +2234,29 @@ function App() {
 
   const closeFileTab = useCallback((tabId: string) => {
     const closingTab = fileTabs.find(t => t.id === tabId)
-    if (closingTab && !isGraphTabPath(closingTab.path)) {
+    if (closingTab && !isGraphTabPath(closingTab.path) && !isBaseFilePath(closingTab.path)) {
       removeEditorCacheForPath(closingTab.path)
       initialContentByPathRef.current.delete(closingTab.path)
+      untitledRenameReadyPathsRef.current.delete(closingTab.path)
+      frontmatterByPathRef.current.delete(closingTab.path)
       if (editorPathRef.current === closingTab.path) {
         editorPathRef.current = null
       }
     }
+    if (closingTab && isBaseFilePath(closingTab.path)) {
+      setBaseConfigByPath((prev) => {
+        const next = { ...prev }
+        delete next[closingTab.path]
+        return next
+      })
+    }
     setFileTabs(prev => {
       if (prev.length <= 1) {
         // Last file tab - close it and go back to chat
         setActiveFileTabId(null)
         setSelectedPath(null)
         setIsGraphOpen(false)
-        return []
+          return []
       }
       const idx = prev.findIndex(t => t.id === tabId)
       if (idx === -1) return prev
@@ -2031,11 +2270,18 @@ function App() {
           setIsGraphOpen(true)
         } else {
           setIsGraphOpen(false)
-          setSelectedPath(newActiveTab.path)
+              setSelectedPath(newActiveTab.path)
         }
       }
       return next
     })
+    setEditorSessionByTabId((prev) => {
+      if (!(tabId in prev)) return prev
+      const next = { ...prev }
+      delete next[tabId]
+      return next
+    })
+    fileHistoryHandlersRef.current.delete(tabId)
   }, [activeFileTabId, fileTabs, removeEditorCacheForPath])
 
   const handleNewChatTab = useCallback(() => {
@@ -2132,10 +2378,15 @@ function App() {
 
     if (activeFileTabId) {
       const activeTab = fileTabs.find((tab) => tab.id === activeFileTabId)
-      if (activeTab && !isGraphTabPath(activeTab.path)) {
+      if (activeTab && !isGraphTabPath(activeTab.path) && !isBaseFilePath(activeTab.path)) {
         setFileTabs((prev) => prev.map((tab) => (
           tab.id === activeFileTabId ? { ...tab, path } : tab
         )))
+        // Rebinds this tab to a different note path: reset editor session to clear undo history.
+        setEditorSessionByTabId((prev) => ({
+          ...prev,
+          [activeFileTabId]: (prev[activeFileTabId] ?? 0) + 1,
+        }))
         return
       }
     }
@@ -2272,6 +2523,46 @@ function App() {
     void navigateToView({ type: 'file', path })
   }, [navigateToView])
 
+  const handleBaseConfigChange = useCallback((path: string, config: BaseConfig) => {
+    setBaseConfigByPath((prev) => ({ ...prev, [path]: config }))
+  }, [])
+
+  const handleBaseSave = useCallback(async (name: string | null) => {
+    if (!selectedPath) return
+    const isDefault = selectedPath === BASES_DEFAULT_TAB_PATH
+    const config = baseConfigByPath[selectedPath] ?? DEFAULT_BASE_CONFIG
+
+    if (isDefault && name) {
+      // Save as new base file
+      const safeName = name.replace(/[\\/]/g, '-').trim()
+      const newPath = `bases/${safeName}.base`
+      const fileConfig = { ...config, name: safeName }
+      try {
+        await window.ipc.invoke('workspace:writeFile', {
+          path: newPath,
+          data: JSON.stringify(fileConfig, null, 2),
+        })
+        setBaseConfigByPath((prev) => ({ ...prev, [newPath]: fileConfig }))
+        // Refresh tree then navigate to the new file
+        const newTree = await loadDirectory()
+        setTree(newTree)
+        void navigateToView({ type: 'file', path: newPath })
+      } catch (err) {
+        console.error('Failed to save base:', err)
+      }
+    } else if (!isDefault) {
+      // Save in place
+      try {
+        await window.ipc.invoke('workspace:writeFile', {
+          path: selectedPath,
+          data: JSON.stringify(config, null, 2),
+        })
+      } catch (err) {
+        console.error('Failed to save base:', err)
+      }
+    }
+  }, [selectedPath, baseConfigByPath, loadDirectory, navigateToView])
+
   const navigateToFullScreenChat = useCallback(() => {
     // Only treat this as navigation when coming from another view
     if (currentViewState.type !== 'chat') {
@@ -2352,6 +2643,46 @@ function App() {
     return () => document.removeEventListener('keydown', handleKeyDown)
   }, [])
 
+  // Route undo/redo to the active markdown tab only (prevents cross-tab browser undo behavior).
+  useEffect(() => {
+    const handleHistoryKeyDown = (e: KeyboardEvent) => {
+      const mod = e.metaKey || e.ctrlKey
+      if (!mod || e.altKey) return
+
+      const key = e.key.toLowerCase()
+      const wantsUndo = key === 'z' && !e.shiftKey
+      const wantsRedo = (key === 'z' && e.shiftKey) || (!isMac && key === 'y')
+      if (!wantsUndo && !wantsRedo) return
+
+      if (!selectedPath || !selectedPath.endsWith('.md') || !activeFileTabId) return
+
+      const target = e.target as EventTarget | null
+      if (target instanceof HTMLElement) {
+        const inTipTapEditor = Boolean(target.closest('.tiptap-editor'))
+        const inOtherTextInput = (
+          target instanceof HTMLInputElement
+          || target instanceof HTMLTextAreaElement
+          || target.isContentEditable
+        ) && !inTipTapEditor
+        if (inOtherTextInput) return
+      }
+
+      const handlers = fileHistoryHandlersRef.current.get(activeFileTabId)
+      if (!handlers) return
+
+      e.preventDefault()
+      e.stopPropagation()
+      if (wantsUndo) {
+        handlers.undo()
+      } else {
+        handlers.redo()
+      }
+    }
+
+    document.addEventListener('keydown', handleHistoryKeyDown, true)
+    return () => document.removeEventListener('keydown', handleHistoryKeyDown, true)
+  }, [activeFileTabId, isMac, selectedPath])
+
   // Keyboard shortcuts for tab management
   useEffect(() => {
     const handleTabKeyDown = (e: KeyboardEvent) => {
@@ -2544,6 +2875,13 @@ function App() {
       }
       void navigateToView({ type: 'graph' })
     },
+    openBases: () => {
+      if (!selectedPath && !isGraphOpen && !selectedBackgroundTask) {
+        setIsChatSidebarOpen(false)
+        setIsRightPaneMaximized(false)
+      }
+      void navigateToView({ type: 'file', path: BASES_DEFAULT_TAB_PATH })
+    },
     expandAll: () => setExpandedPaths(new Set(collectDirPaths(tree))),
     collapseAll: () => setExpandedPaths(new Set()),
     rename: async (oldPath: string, newName: string, isDir: boolean) => {
@@ -2554,12 +2892,19 @@ function App() {
         parts[parts.length - 1] = finalName
         const newPath = parts.join('/')
         await window.ipc.invoke('workspace:rename', { from: oldPath, to: newPath })
+        untitledRenameReadyPathsRef.current.delete(oldPath)
         const rewriteForRename = (content: string) =>
           isDir ? content : rewriteWikiLinksForRenamedFileInMarkdown(content, oldPath, newPath)
         setFileTabs(prev => prev.map(tab => (tab.path === oldPath ? { ...tab, path: newPath } : tab)))
         if (editorPathRef.current === oldPath) {
           editorPathRef.current = newPath
         }
+        // Migrate frontmatter entry
+        const fmEntry = frontmatterByPathRef.current.get(oldPath)
+        if (fmEntry !== undefined) {
+          frontmatterByPathRef.current.delete(oldPath)
+          frontmatterByPathRef.current.set(newPath, fmEntry)
+        }
         const baseline = initialContentByPathRef.current.get(oldPath)
         if (baseline !== undefined) {
           initialContentByPathRef.current.delete(oldPath)
@@ -2596,6 +2941,8 @@ function App() {
         if (path.endsWith('.md')) {
           removeEditorCacheForPath(path)
           initialContentByPathRef.current.delete(path)
+          untitledRenameReadyPathsRef.current.delete(path)
+          frontmatterByPathRef.current.delete(path)
         }
         // Close any file tab showing the deleted file
         const tabForFile = fileTabs.find(t => t.path === path)
@@ -2794,6 +3141,18 @@ function App() {
   const renderConversationItem = (item: ConversationItem, tabId: string) => {
     if (isChatMessage(item)) {
       if (item.role === 'user') {
+        if (item.attachments && item.attachments.length > 0) {
+          return (
+            <Message key={item.id} from={item.role}>
+              <MessageContent className="group-[.is-user]:bg-transparent group-[.is-user]:px-0 group-[.is-user]:py-0 group-[.is-user]:rounded-none">
+                <ChatMessageAttachments attachments={item.attachments} />
+              </MessageContent>
+              {item.content && (
+                <MessageContent>{item.content}</MessageContent>
+              )}
+            </Message>
+          )
+        }
         const { message, files } = parseAttachedFiles(item.content)
         return (
           <Message key={item.id} from={item.role}>
@@ -3022,7 +3381,7 @@ function App() {
                     getTabId={(t) => t.id}
                     onSwitchTab={switchFileTab}
                     onCloseTab={closeFileTab}
-                    allowSingleTabClose={fileTabs.length === 1 && isGraphOpen}
+                    allowSingleTabClose={fileTabs.length === 1 && (isGraphOpen || (selectedPath != null && isBaseFilePath(selectedPath)))}
                   />
                 ) : (
                   <TabBar
@@ -3035,7 +3394,7 @@ function App() {
                     onCloseTab={closeChatTab}
                   />
                 )}
-                {selectedPath && (
+                {selectedPath && selectedPath.endsWith('.md') && (
                   <div className="flex items-center gap-1 text-xs text-muted-foreground self-center shrink-0 pl-2">
                     {isSaving ? (
                       <>
@@ -3050,6 +3409,31 @@ function App() {
                     ) : null}
                   </div>
                 )}
+                {selectedPath && selectedPath.startsWith('knowledge/') && selectedPath.endsWith('.md') && (
+                  <Tooltip>
+                    <TooltipTrigger asChild>
+                      <button
+                        type="button"
+                        onClick={() => {
+                          if (versionHistoryPath) {
+                            setVersionHistoryPath(null)
+                            setViewingHistoricalVersion(null)
+                          } else {
+                            setVersionHistoryPath(selectedPath)
+                          }
+                        }}
+                        className={cn(
+                          "titlebar-no-drag flex h-8 w-8 items-center justify-center rounded-md text-muted-foreground hover:bg-accent hover:text-foreground transition-colors self-center shrink-0",
+                          versionHistoryPath && "bg-accent text-foreground"
+                        )}
+                        aria-label="Version history"
+                      >
+                        <HistoryIcon className="size-4" />
+                      </button>
+                    </TooltipTrigger>
+                    <TooltipContent side="bottom">Version history</TooltipContent>
+                  </Tooltip>
+                )}
                 {!selectedPath && !isGraphOpen && !selectedTask && (
                   <Tooltip>
                     <TooltipTrigger asChild>
@@ -3099,7 +3483,18 @@ function App() {
                 )}
               </ContentHeader>
 
-              {isGraphOpen ? (
+              {selectedPath && isBaseFilePath(selectedPath) ? (
+                <div className="flex-1 min-h-0 flex flex-col overflow-hidden">
+                  <BasesView
+                    tree={tree}
+                    onSelectNote={(path) => navigateToFile(path)}
+                    config={baseConfigByPath[selectedPath] ?? DEFAULT_BASE_CONFIG}
+                    onConfigChange={(cfg) => handleBaseConfigChange(selectedPath, cfg)}
+                    isDefaultBase={selectedPath === BASES_DEFAULT_TAB_PATH}
+                    onSave={(name) => void handleBaseSave(name)}
+                  />
+                </div>
+              ) : isGraphOpen ? (
                 <div className="flex-1 min-h-0">
                   <GraphView
                     nodes={graphData.nodes}
@@ -3113,33 +3508,98 @@ function App() {
                 </div>
               ) : selectedPath ? (
                 selectedPath.endsWith('.md') ? (
-                  <div className="flex-1 min-h-0 flex flex-col overflow-hidden">
-                    {openMarkdownTabs.map((tab) => {
-                      const isActive = activeFileTabId
-                        ? tab.id === activeFileTabId || tab.path === selectedPath
-                        : tab.path === selectedPath
-                      const tabContent = editorContentByPath[tab.path]
-                        ?? (isActive && editorPathRef.current === tab.path ? editorContent : '')
-                      return (
-                        <div
-                          key={tab.id}
-                          className={cn(
-                            'min-h-0 flex-1 flex-col overflow-hidden',
-                            isActive ? 'flex' : 'hidden'
-                          )}
-                          data-file-tab-panel={tab.id}
-                          aria-hidden={!isActive}
-                        >
-                          <MarkdownEditor
-                            content={tabContent}
-                            onChange={(markdown) => handleEditorChange(tab.path, markdown)}
-                            placeholder="Start writing..."
-                            wikiLinks={wikiLinkConfig}
-                            onImageUpload={handleImageUpload}
-                          />
-                        </div>
-                      )
-                    })}
+                  <div className="flex-1 min-h-0 flex flex-row overflow-hidden">
+                    <div className="flex-1 min-h-0 flex flex-col overflow-hidden">
+                      {openMarkdownTabs.map((tab) => {
+                        const isActive = activeFileTabId
+                          ? tab.id === activeFileTabId || tab.path === selectedPath
+                          : tab.path === selectedPath
+                        const isViewingHistory = viewingHistoricalVersion && isActive && versionHistoryPath === tab.path
+                        const tabContent = isViewingHistory
+                          ? viewingHistoricalVersion.content
+                          : editorContentByPath[tab.path]
+                            ?? (isActive && editorPathRef.current === tab.path ? editorContent : '')
+                        return (
+                          <div
+                            key={tab.id}
+                            className={cn(
+                              'min-h-0 flex-1 flex-col overflow-hidden',
+                              isActive ? 'flex' : 'hidden'
+                            )}
+                            data-file-tab-panel={tab.id}
+                            aria-hidden={!isActive}
+                          >
+                            <MarkdownEditor
+                              content={tabContent}
+                              onChange={(markdown) => { if (!isViewingHistory) handleEditorChange(tab.path, markdown) }}
+                              onPrimaryHeadingCommit={() => {
+                                untitledRenameReadyPathsRef.current.add(tab.path)
+                              }}
+                              preserveUntitledTitleHeading={isUntitledPlaceholderName(getBaseName(tab.path))}
+                              placeholder="Start writing..."
+                              wikiLinks={wikiLinkConfig}
+                              onImageUpload={handleImageUpload}
+                              editorSessionKey={editorSessionByTabId[tab.id] ?? 0}
+                              frontmatter={frontmatterByPathRef.current.get(tab.path) ?? null}
+                              onFrontmatterChange={(newRaw) => {
+                                frontmatterByPathRef.current.set(tab.path, newRaw)
+                                // Write updated frontmatter to disk immediately
+                                const currentBody = editorContentRef.current
+                                const fullContent = joinFrontmatter(newRaw, currentBody)
+                                initialContentByPathRef.current.set(tab.path, splitFrontmatter(fullContent).body)
+                                initialContentRef.current = splitFrontmatter(fullContent).body
+                                void window.ipc.invoke('workspace:writeFile', {
+                                  path: tab.path,
+                                  data: fullContent,
+                                  opts: { encoding: 'utf8' },
+                                })
+                              }}
+                              onHistoryHandlersChange={(handlers) => {
+                                if (handlers) {
+                                  fileHistoryHandlersRef.current.set(tab.id, handlers)
+                                } else {
+                                  fileHistoryHandlersRef.current.delete(tab.id)
+                                }
+                              }}
+                              editable={!isViewingHistory}
+                            />
+                          </div>
+                        )
+                      })}
+                    </div>
+                    {versionHistoryPath && (
+                      <VersionHistoryPanel
+                        path={versionHistoryPath}
+                        onClose={() => {
+                          setVersionHistoryPath(null)
+                          setViewingHistoricalVersion(null)
+                        }}
+                        onSelectVersion={(oid, content) => {
+                          if (oid === null) {
+                            setViewingHistoricalVersion(null)
+                          } else {
+                            setViewingHistoricalVersion({ oid, content })
+                          }
+                        }}
+                        onRestore={async (oid) => {
+                          try {
+                            await window.ipc.invoke('knowledge:restore', {
+                              path: versionHistoryPath.startsWith('knowledge/')
+                                ? versionHistoryPath.slice('knowledge/'.length)
+                                : versionHistoryPath,
+                              oid,
+                            })
+                            // Reload file content
+                            const result = await window.ipc.invoke('workspace:readFile', { path: versionHistoryPath })
+                            handleEditorChange(versionHistoryPath, result.data)
+                            setViewingHistoricalVersion(null)
+                            setVersionHistoryPath(null)
+                          } catch (err) {
+                            console.error('Failed to restore version:', err)
+                          }
+                        }}
+                      />
+                    )}
                   </div>
                 ) : (
                   <div className="flex-1 overflow-auto p-4">
diff --git a/apps/x/apps/renderer/src/components/bases-view.tsx b/apps/x/apps/renderer/src/components/bases-view.tsx
new file mode 100644
index 00000000..83fc07c0
--- /dev/null
+++ b/apps/x/apps/renderer/src/components/bases-view.tsx
@@ -0,0 +1,820 @@
+import * as React from 'react'
+import { useEffect, useState, useMemo, useCallback, useRef } from 'react'
+import { ArrowDown, ArrowUp, ChevronLeft, ChevronRight, X, Check, ListFilter, Filter, Search, Save } from 'lucide-react'
+import { Badge } from '@/components/ui/badge'
+import { Popover, PopoverTrigger, PopoverContent } from '@/components/ui/popover'
+import { Command, CommandInput, CommandList, CommandItem, CommandEmpty, CommandGroup } from '@/components/ui/command'
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+} from '@/components/ui/dialog'
+import { cn } from '@/lib/utils'
+import { splitFrontmatter, extractAllFrontmatterValues } from '@/lib/frontmatter'
+import { useDebounce } from '@/hooks/use-debounce'
+
+interface TreeNode {
+  path: string
+  name: string
+  kind: 'file' | 'dir'
+  children?: TreeNode[]
+  stat?: { size: number; mtimeMs: number }
+}
+
+type NoteEntry = {
+  path: string
+  name: string
+  folder: string
+  fields: Record<string, string | string[]>
+  mtimeMs: number
+}
+
+type SortDir = 'asc' | 'desc'
+type ActiveFilter = { category: string; value: string }
+
+export type BaseConfig = {
+  name: string
+  visibleColumns: string[]
+  columnWidths: Record<string, number>
+  sort: { field: string; dir: SortDir }
+  filters: ActiveFilter[]
+}
+
+export const DEFAULT_BASE_CONFIG: BaseConfig = {
+  name: 'All Notes',
+  visibleColumns: ['name', 'folder', 'relationship', 'topic', 'status', 'mtimeMs'],
+  columnWidths: {},
+  sort: { field: 'mtimeMs', dir: 'desc' },
+  filters: [],
+}
+
+const PAGE_SIZE = 25
+
+/** Built-in columns that don't come from frontmatter */
+const BUILTIN_COLUMNS = ['name', 'folder', 'mtimeMs'] as const
+type BuiltinColumn = (typeof BUILTIN_COLUMNS)[number]
+
+const BUILTIN_LABELS: Record<BuiltinColumn, string> = {
+  name: 'Name',
+  folder: 'Folder',
+  mtimeMs: 'Last Modified',
+}
+
+/** Default pixel widths for columns */
+const DEFAULT_WIDTHS: Record<string, number> = {
+  name: 200,
+  folder: 140,
+  mtimeMs: 140,
+}
+const DEFAULT_FRONTMATTER_WIDTH = 150
+
+/** Convert key to title case: `first_met` → `First Met` */
+function toTitleCase(key: string): string {
+  if (key in BUILTIN_LABELS) return BUILTIN_LABELS[key as BuiltinColumn]
+  return key
+    .split('_')
+    .map((w) => w.charAt(0).toUpperCase() + w.slice(1))
+    .join(' ')
+}
+
+type BasesViewProps = {
+  tree: TreeNode[]
+  onSelectNote: (path: string) => void
+  config: BaseConfig
+  onConfigChange: (config: BaseConfig) => void
+  isDefaultBase: boolean
+  onSave: (name: string | null) => void
+}
+
+function collectFiles(nodes: TreeNode[]): { path: string; name: string; mtimeMs: number }[] {
+  return nodes.flatMap((n) =>
+    n.kind === 'file' && n.name.endsWith('.md')
+      ? [{ path: n.path, name: n.name.replace(/\.md$/i, ''), mtimeMs: n.stat?.mtimeMs ?? 0 }]
+      : n.children
+        ? collectFiles(n.children)
+        : [],
+  )
+}
+
+function getFolder(path: string): string {
+  const parts = path.split('/')
+  if (parts.length >= 3) return parts[1]
+  return ''
+}
+
+function formatDate(ms: number): string {
+  if (!ms) return ''
+  const d = new Date(ms)
+  return d.toLocaleDateString(undefined, { month: 'short', day: 'numeric', year: 'numeric' })
+}
+
+function filtersEqual(a: ActiveFilter, b: ActiveFilter): boolean {
+  return a.category === b.category && a.value === b.value
+}
+
+function hasFilter(filters: ActiveFilter[], f: ActiveFilter): boolean {
+  return filters.some((x) => filtersEqual(x, f))
+}
+
+/** Get the string values for a column from a note */
+function getColumnValues(note: NoteEntry, column: string): string[] {
+  if (column === 'name') return [note.name]
+  if (column === 'folder') return [note.folder]
+  if (column === 'mtimeMs') return []
+  const v = note.fields[column]
+  if (!v) return []
+  return Array.isArray(v) ? v : [v]
+}
+
+/** Get a single sortable string for a column */
+function getSortValue(note: NoteEntry, column: string): string | number {
+  if (column === 'name') return note.name
+  if (column === 'folder') return note.folder
+  if (column === 'mtimeMs') return note.mtimeMs
+  const v = note.fields[column]
+  if (!v) return ''
+  return Array.isArray(v) ? v[0] ?? '' : v
+}
+
+const isBuiltin = (col: string): col is BuiltinColumn =>
+  (BUILTIN_COLUMNS as readonly string[]).includes(col)
+
+export function BasesView({ tree, onSelectNote, config, onConfigChange, isDefaultBase, onSave }: BasesViewProps) {
+  // Build notes instantly from tree
+  const notes = useMemo<NoteEntry[]>(() => {
+    return collectFiles(tree).map((f) => ({
+      path: f.path,
+      name: f.name,
+      folder: getFolder(f.path),
+      fields: {},
+      mtimeMs: f.mtimeMs,
+    }))
+  }, [tree])
+
+  // Frontmatter fields loaded async, keyed by path
+  const [fieldsByPath, setFieldsByPath] = useState<Map<string, Record<string, string | string[]>>>(new Map())
+  const loadGenRef = useRef(0)
+
+  // Load frontmatter in background batches
+  useEffect(() => {
+    const gen = ++loadGenRef.current
+    let cancelled = false
+    const paths = notes.map((n) => n.path)
+
+    async function load() {
+      const BATCH = 30
+      for (let i = 0; i < paths.length; i += BATCH) {
+        if (cancelled) return
+        const batch = paths.slice(i, i + BATCH)
+        const results = await Promise.all(
+          batch.map(async (p) => {
+            try {
+              const result = await window.ipc.invoke('workspace:readFile', { path: p, encoding: 'utf8' })
+              const { raw } = splitFrontmatter(result.data)
+              return { path: p, fields: extractAllFrontmatterValues(raw) }
+            } catch {
+              return { path: p, fields: {} as Record<string, string | string[]> }
+            }
+          }),
+        )
+        if (cancelled || gen !== loadGenRef.current) return
+        setFieldsByPath((prev) => {
+          const next = new Map(prev)
+          for (const r of results) next.set(r.path, r.fields)
+          return next
+        })
+      }
+    }
+
+    load()
+    return () => { cancelled = true }
+  }, [notes])
+
+  // Merge tree-derived notes with async-loaded fields
+  const enrichedNotes = useMemo<NoteEntry[]>(() => {
+    if (fieldsByPath.size === 0) return notes
+    return notes.map((n) => {
+      const f = fieldsByPath.get(n.path)
+      return f ? { ...n, fields: f } : n
+    })
+  }, [notes, fieldsByPath])
+
+  // Collect all unique frontmatter property keys across all notes
+  const allPropertyKeys = useMemo<string[]>(() => {
+    const keys = new Set<string>()
+    for (const fields of fieldsByPath.values()) {
+      for (const k of Object.keys(fields)) keys.add(k)
+    }
+    return Array.from(keys).sort()
+  }, [fieldsByPath])
+
+  // Filterable categories: "folder" + all frontmatter keys
+  const filterCategories = useMemo<string[]>(() => {
+    return ['folder', ...allPropertyKeys]
+  }, [allPropertyKeys])
+
+  // All unique values per category, across all enriched notes
+  const valuesByCategory = useMemo<Record<string, string[]>>(() => {
+    const result: Record<string, Set<string>> = {}
+    for (const cat of filterCategories) result[cat] = new Set()
+    for (const note of enrichedNotes) {
+      for (const cat of filterCategories) {
+        for (const v of getColumnValues(note, cat)) {
+          if (v) result[cat]?.add(v)
+        }
+      }
+    }
+    const out: Record<string, string[]> = {}
+    for (const [cat, set] of Object.entries(result)) {
+      out[cat] = Array.from(set).sort((a, b) => a.localeCompare(b))
+    }
+    return out
+  }, [filterCategories, enrichedNotes])
+
+  const visibleColumns = config.visibleColumns
+  const columnWidths = config.columnWidths
+  const filters = config.filters
+  const sortField = config.sort.field
+  const sortDir = config.sort.dir
+  const [page, setPage] = useState(0)
+  const [saveDialogOpen, setSaveDialogOpen] = useState(false)
+  const [saveName, setSaveName] = useState('')
+  const saveInputRef = useRef<HTMLInputElement>(null)
+  const [filterCategory, setFilterCategory] = useState<string | null>(null)
+
+  const handleSaveClick = useCallback(() => {
+    if (isDefaultBase) {
+      setSaveName('')
+      setSaveDialogOpen(true)
+    } else {
+      onSave(null)
+    }
+  }, [isDefaultBase, onSave])
+
+  const handleSaveConfirm = useCallback(() => {
+    const name = saveName.trim()
+    if (!name) return
+    setSaveDialogOpen(false)
+    onSave(name)
+  }, [saveName, onSave])
+
+  const getColWidth = useCallback((col: string) => {
+    return columnWidths[col] ?? DEFAULT_WIDTHS[col] ?? DEFAULT_FRONTMATTER_WIDTH
+  }, [columnWidths])
+
+  // Column resize via drag
+  const resizingRef = useRef<{ col: string; startX: number; startW: number } | null>(null)
+
+  const configRef = useRef(config)
+  configRef.current = config
+
+  const onResizeStart = useCallback((col: string, e: React.MouseEvent) => {
+    e.preventDefault()
+    e.stopPropagation()
+    const startX = e.clientX
+    const startW = configRef.current.columnWidths[col] ?? DEFAULT_WIDTHS[col] ?? DEFAULT_FRONTMATTER_WIDTH
+    resizingRef.current = { col, startX, startW }
+
+    const onMouseMove = (ev: MouseEvent) => {
+      if (!resizingRef.current) return
+      const delta = ev.clientX - resizingRef.current.startX
+      const newW = Math.max(60, resizingRef.current.startW + delta)
+      const c = configRef.current
+      const updated = { ...c, columnWidths: { ...c.columnWidths, [resizingRef.current!.col]: newW } }
+      onConfigChange(updated)
+    }
+
+    const onMouseUp = () => {
+      resizingRef.current = null
+      document.removeEventListener('mousemove', onMouseMove)
+      document.removeEventListener('mouseup', onMouseUp)
+    }
+
+    document.addEventListener('mousemove', onMouseMove)
+    document.addEventListener('mouseup', onMouseUp)
+  }, [onConfigChange])
+
+  // Search
+  const [searchOpen, setSearchOpen] = useState(false)
+  const [searchQuery, setSearchQuery] = useState('')
+  const debouncedSearch = useDebounce(searchQuery, 250)
+  const [searchMatchPaths, setSearchMatchPaths] = useState<Set<string> | null>(null)
+  const searchInputRef = useRef<HTMLInputElement>(null)
+
+  useEffect(() => {
+    if (!debouncedSearch.trim()) {
+      setSearchMatchPaths(null)
+      return
+    }
+    let cancelled = false
+    window.ipc.invoke('search:query', { query: debouncedSearch, limit: 200, types: ['knowledge'] })
+      .then((res: { results: { path: string }[] }) => {
+        if (!cancelled) {
+          setSearchMatchPaths(new Set(res.results.map((r) => r.path)))
+        }
+      })
+      .catch(() => {
+        if (!cancelled) setSearchMatchPaths(new Set())
+      })
+    return () => { cancelled = true }
+  }, [debouncedSearch])
+
+  const toggleSearch = useCallback(() => {
+    setSearchOpen((prev) => {
+      if (prev) {
+        setSearchQuery('')
+        setSearchMatchPaths(null)
+      }
+      return !prev
+    })
+  }, [])
+
+  // Focus input when search opens
+  useEffect(() => {
+    if (searchOpen) searchInputRef.current?.focus()
+  }, [searchOpen])
+
+  // Reset page when filters or search change
+  useEffect(() => { setPage(0) }, [filters, searchMatchPaths])
+
+  // Filter (search + badge filters)
+  const filteredNotes = useMemo(() => {
+    let result = enrichedNotes
+    // Apply search filter
+    if (searchMatchPaths) {
+      result = result.filter((note) => searchMatchPaths.has(note.path))
+    }
+    // Apply badge filters
+    if (filters.length > 0) {
+      const byCategory = new Map<string, string[]>()
+      for (const f of filters) {
+        const vals = byCategory.get(f.category) ?? []
+        vals.push(f.value)
+        byCategory.set(f.category, vals)
+      }
+      result = result.filter((note) => {
+        for (const [category, requiredValues] of byCategory) {
+          const noteValues = getColumnValues(note, category)
+          if (!requiredValues.some((v) => noteValues.includes(v))) return false
+        }
+        return true
+      })
+    }
+    return result
+  }, [enrichedNotes, filters, searchMatchPaths])
+
+  // Sort
+  const sortedNotes = useMemo(() => {
+    return [...filteredNotes].sort((a, b) => {
+      const va = getSortValue(a, sortField)
+      const vb = getSortValue(b, sortField)
+      let cmp: number
+      if (typeof va === 'number' && typeof vb === 'number') {
+        cmp = va - vb
+      } else {
+        cmp = String(va).localeCompare(String(vb))
+      }
+      return sortDir === 'asc' ? cmp : -cmp
+    })
+  }, [filteredNotes, sortField, sortDir])
+
+  // Paginate
+  const totalPages = Math.max(1, Math.ceil(sortedNotes.length / PAGE_SIZE))
+  const clampedPage = Math.min(page, totalPages - 1)
+  const pageNotes = useMemo(
+    () => sortedNotes.slice(clampedPage * PAGE_SIZE, (clampedPage + 1) * PAGE_SIZE),
+    [sortedNotes, clampedPage],
+  )
+
+  const toggleFilter = useCallback((category: string, value: string) => {
+    const c = configRef.current
+    const f: ActiveFilter = { category, value }
+    const next = hasFilter(c.filters, f)
+      ? c.filters.filter((x) => !filtersEqual(x, f))
+      : [...c.filters, f]
+    onConfigChange({ ...c, filters: next })
+  }, [onConfigChange])
+
+  const clearFilters = useCallback(() => {
+    onConfigChange({ ...configRef.current, filters: [] })
+  }, [onConfigChange])
+
+  const handleSort = useCallback((field: string) => {
+    const c = configRef.current
+    if (field === c.sort.field) {
+      onConfigChange({ ...c, sort: { field, dir: c.sort.dir === 'asc' ? 'desc' : 'asc' } })
+    } else {
+      onConfigChange({ ...c, sort: { field, dir: field === 'mtimeMs' ? 'desc' : 'asc' } })
+    }
+  }, [onConfigChange])
+
+  const toggleColumn = useCallback((key: string) => {
+    const c = configRef.current
+    const next = c.visibleColumns.includes(key)
+      ? c.visibleColumns.filter((col) => col !== key)
+      : [...c.visibleColumns, key]
+    onConfigChange({ ...c, visibleColumns: next })
+  }, [onConfigChange])
+
+  const SortIcon = ({ field }: { field: string }) => {
+    if (sortField !== field) return null
+    return sortDir === 'asc'
+      ? <ArrowUp className="size-3 inline ml-1" />
+      : <ArrowDown className="size-3 inline ml-1" />
+  }
+
+  return (
+    <div className="flex-1 flex flex-col overflow-hidden">
+      {/* Toolbar */}
+      <div className="shrink-0 border-b border-border px-4 py-2 flex items-center gap-3">
+        <Popover>
+          <PopoverTrigger asChild>
+            <button className="inline-flex items-center gap-1.5 text-xs text-muted-foreground hover:text-foreground">
+              <ListFilter className="size-3.5" />
+              Properties
+            </button>
+          </PopoverTrigger>
+          <PopoverContent align="start" className="w-56 p-0">
+            <Command>
+              <CommandInput placeholder="Search properties..." />
+              <CommandList>
+                <CommandEmpty>No properties found.</CommandEmpty>
+                <CommandGroup heading="Built-in">
+                  {BUILTIN_COLUMNS.map((col) => (
+                    <CommandItem key={col} onSelect={() => toggleColumn(col)}>
+                      <Check className={cn('size-3.5 mr-2', visibleColumns.includes(col) ? 'opacity-100' : 'opacity-0')} />
+                      {BUILTIN_LABELS[col]}
+                    </CommandItem>
+                  ))}
+                </CommandGroup>
+                <CommandGroup heading="Frontmatter">
+                  {allPropertyKeys.map((key) => (
+                    <CommandItem key={key} onSelect={() => toggleColumn(key)}>
+                      <Check className={cn('size-3.5 mr-2', visibleColumns.includes(key) ? 'opacity-100' : 'opacity-0')} />
+                      {toTitleCase(key)}
+                    </CommandItem>
+                  ))}
+                </CommandGroup>
+              </CommandList>
+            </Command>
+          </PopoverContent>
+        </Popover>
+
+        <Popover onOpenChange={(open) => { if (!open) setFilterCategory(null) }}>
+          <PopoverTrigger asChild>
+            <button className={cn(
+              'inline-flex items-center gap-1.5 text-xs text-muted-foreground hover:text-foreground',
+              filters.length > 0 && 'text-foreground',
+            )}>
+              <Filter className="size-3.5" />
+              Filter
+              {filters.length > 0 && (
+                <span className="rounded-full bg-primary text-primary-foreground px-1.5 text-[10px] font-medium leading-tight">
+                  {filters.length}
+                </span>
+              )}
+            </button>
+          </PopoverTrigger>
+          <PopoverContent align="start" className={cn('p-0', filterCategory ? 'w-[420px]' : 'w-[200px]')}>
+            <div className="flex h-[300px]">
+              {/* Left: categories */}
+              <div className={cn('overflow-auto', filterCategory ? 'w-[160px] border-r border-border' : 'flex-1')}>
+                <div className="flex items-center justify-between px-2 py-1.5">
+                  <span className="text-[10px] font-medium text-muted-foreground uppercase tracking-wider">Attributes</span>
+                  {filters.length > 0 && (
+                    <button
+                      onClick={clearFilters}
+                      className="text-[10px] text-muted-foreground hover:text-foreground"
+                    >
+                      Reset
+                    </button>
+                  )}
+                </div>
+                {filterCategories.map((cat) => {
+                  const activeCount = filters.filter((f) => f.category === cat).length
+                  const isSelected = filterCategory === cat
+                  return (
+                    <button
+                      key={cat}
+                      onClick={() => setFilterCategory(cat)}
+                      className={cn(
+                        'w-full flex items-center gap-1.5 px-2 py-1.5 text-xs text-left hover:bg-accent transition-colors',
+                        isSelected && 'bg-accent text-foreground',
+                        !isSelected && 'text-muted-foreground',
+                      )}
+                    >
+                      <span className="flex-1 truncate">{toTitleCase(cat)}</span>
+                      {activeCount > 0 && (
+                        <span className="rounded-full bg-primary text-primary-foreground px-1.5 text-[10px] font-medium leading-tight shrink-0">
+                          {activeCount}
+                        </span>
+                      )}
+                    </button>
+                  )
+                })}
+              </div>
+              {/* Right: values for selected category */}
+              {filterCategory && (
+                <div className="flex-1 min-w-0 flex flex-col">
+                  <Command className="flex-1 flex flex-col">
+                    <CommandInput placeholder={`Search ${toTitleCase(filterCategory).toLowerCase()}...`} />
+                    <CommandList className="flex-1 overflow-auto max-h-none">
+                      <CommandEmpty>No values found.</CommandEmpty>
+                      <CommandGroup>
+                        {(valuesByCategory[filterCategory] ?? []).map((val) => {
+                          const active = hasFilter(filters, { category: filterCategory, value: val })
+                          return (
+                            <CommandItem key={val} onSelect={() => toggleFilter(filterCategory, val)}>
+                              <Check className={cn('size-3.5 mr-2 shrink-0', active ? 'opacity-100' : 'opacity-0')} />
+                              <span className="truncate">{val}</span>
+                            </CommandItem>
+                          )
+                        })}
+                      </CommandGroup>
+                    </CommandList>
+                  </Command>
+                </div>
+              )}
+            </div>
+          </PopoverContent>
+        </Popover>
+
+        <button
+          onClick={toggleSearch}
+          className={cn(
+            'inline-flex items-center gap-1.5 text-xs text-muted-foreground hover:text-foreground shrink-0',
+            searchOpen && 'text-foreground',
+          )}
+        >
+          <Search className="size-3.5" />
+          Search
+        </button>
+
+        {searchOpen && (
+          <div className="flex items-center gap-2 flex-1 min-w-0">
+            <input
+              ref={searchInputRef}
+              type="text"
+              value={searchQuery}
+              onChange={(e) => setSearchQuery(e.target.value)}
+              placeholder="Search notes..."
+              className="flex-1 min-w-0 bg-transparent text-xs text-foreground placeholder:text-muted-foreground outline-none"
+            />
+            {searchQuery && (
+              <span className="text-[10px] text-muted-foreground shrink-0">
+                {searchMatchPaths ? `${searchMatchPaths.size} matches` : '...'}
+              </span>
+            )}
+            <button
+              onClick={toggleSearch}
+              className="text-muted-foreground hover:text-foreground shrink-0"
+            >
+              <X className="size-3" />
+            </button>
+          </div>
+        )}
+
+        <div className="flex-1" />
+
+        <button
+          onClick={handleSaveClick}
+          className="inline-flex items-center gap-1.5 text-xs text-muted-foreground hover:text-foreground shrink-0"
+        >
+          <Save className="size-3.5" />
+          {isDefaultBase ? 'Save As' : 'Save'}
+        </button>
+      </div>
+
+      {/* Filter bar */}
+      {filters.length > 0 && (
+        <div className="shrink-0 border-b border-border px-4 py-2">
+          <div className="flex items-center gap-2 flex-wrap">
+            <span className="text-xs text-muted-foreground shrink-0">
+              {sortedNotes.length} of {enrichedNotes.length} notes
+            </span>
+            {filters.map((f) => (
+              <button
+                key={`${f.category}:${f.value}`}
+                onClick={() => toggleFilter(f.category, f.value)}
+                className="inline-flex items-center gap-1 rounded-full bg-primary text-primary-foreground px-2 py-0.5 text-[11px] font-medium"
+              >
+                <span className="text-primary-foreground/60">{f.category}:</span>
+                {f.value}
+                <X className="size-3" />
+              </button>
+            ))}
+            <button onClick={clearFilters} className="text-xs text-muted-foreground hover:text-foreground">
+              Clear all
+            </button>
+          </div>
+        </div>
+      )}
+
+      {/* Table */}
+      <div className="flex-1 overflow-auto">
+        <table className="w-full text-sm" style={{ tableLayout: 'fixed' }}>
+          <colgroup>
+            {visibleColumns.map((col) => (
+              <col key={col} style={{ width: getColWidth(col) }} />
+            ))}
+          </colgroup>
+          <thead className="sticky top-0 bg-background border-b border-border z-10">
+            <tr>
+              {visibleColumns.map((col) => (
+                <th
+                  key={col}
+                  className="relative text-left px-4 py-2 font-medium text-muted-foreground cursor-pointer hover:text-foreground select-none group"
+                  onClick={() => handleSort(col)}
+                >
+                  <span className="truncate block">{toTitleCase(col)}<SortIcon field={col} /></span>
+                  {/* Resize handle */}
+                  <div
+                    className="absolute right-0 top-0 bottom-0 w-1.5 cursor-col-resize opacity-0 group-hover:opacity-100 hover:!opacity-100 bg-border/60"
+                    onMouseDown={(e) => onResizeStart(col, e)}
+                    onClick={(e) => e.stopPropagation()}
+                  />
+                </th>
+              ))}
+            </tr>
+          </thead>
+          <tbody>
+            {pageNotes.map((note) => (
+              <tr
+                key={note.path}
+                className="border-b border-border/50 hover:bg-accent/50 cursor-pointer transition-colors"
+                onClick={() => onSelectNote(note.path)}
+              >
+                {visibleColumns.map((col) => (
+                  <td key={col} className="px-4 py-2 overflow-hidden">
+                    <CellRenderer
+                      note={note}
+                      column={col}
+                      filters={filters}
+                      toggleFilter={toggleFilter}
+                    />
+                  </td>
+                ))}
+              </tr>
+            ))}
+            {pageNotes.length === 0 && (
+              <tr>
+                <td colSpan={visibleColumns.length} className="px-4 py-8 text-center text-muted-foreground">
+                  No notes found
+                </td>
+              </tr>
+            )}
+          </tbody>
+        </table>
+      </div>
+
+      {/* Pagination */}
+      <div className="shrink-0 border-t border-border px-4 py-2 flex items-center justify-between">
+        <span className="text-xs text-muted-foreground">
+          {sortedNotes.length === 0
+            ? '0 notes'
+            : `${clampedPage * PAGE_SIZE + 1}\u2013${Math.min((clampedPage + 1) * PAGE_SIZE, sortedNotes.length)} of ${sortedNotes.length}`}
+        </span>
+        {totalPages > 1 && (
+          <div className="flex items-center gap-1">
+            <button
+              disabled={clampedPage === 0}
+              onClick={() => setPage((p) => Math.max(0, p - 1))}
+              className="flex h-7 w-7 items-center justify-center rounded-md text-muted-foreground hover:bg-accent hover:text-foreground disabled:opacity-30 disabled:pointer-events-none"
+            >
+              <ChevronLeft className="size-4" />
+            </button>
+            <span className="text-xs text-muted-foreground px-2">
+              Page {clampedPage + 1} of {totalPages}
+            </span>
+            <button
+              disabled={clampedPage >= totalPages - 1}
+              onClick={() => setPage((p) => Math.min(totalPages - 1, p + 1))}
+              className="flex h-7 w-7 items-center justify-center rounded-md text-muted-foreground hover:bg-accent hover:text-foreground disabled:opacity-30 disabled:pointer-events-none"
+            >
+              <ChevronRight className="size-4" />
+            </button>
+          </div>
+        )}
+      </div>
+
+      {/* Save As dialog */}
+      <Dialog open={saveDialogOpen} onOpenChange={setSaveDialogOpen}>
+        <DialogContent className="sm:max-w-[360px]">
+          <DialogHeader>
+            <DialogTitle>Save Base</DialogTitle>
+            <DialogDescription>Choose a name for this base view.</DialogDescription>
+          </DialogHeader>
+          <input
+            ref={saveInputRef}
+            type="text"
+            value={saveName}
+            onChange={(e) => setSaveName(e.target.value)}
+            onKeyDown={(e) => { if (e.key === 'Enter') handleSaveConfirm() }}
+            placeholder="e.g. Contacts, Projects..."
+            className="w-full rounded-md border border-border bg-background px-3 py-2 text-sm outline-none focus:ring-1 focus:ring-ring"
+            autoFocus
+          />
+          <DialogFooter>
+            <button
+              onClick={() => setSaveDialogOpen(false)}
+              className="rounded-md px-3 py-1.5 text-sm text-muted-foreground hover:text-foreground"
+            >
+              Cancel
+            </button>
+            <button
+              onClick={handleSaveConfirm}
+              disabled={!saveName.trim()}
+              className="rounded-md bg-primary px-3 py-1.5 text-sm text-primary-foreground hover:bg-primary/90 disabled:opacity-50"
+            >
+              Save
+            </button>
+          </DialogFooter>
+        </DialogContent>
+      </Dialog>
+    </div>
+  )
+}
+
+/** Renders a single table cell based on the column type */
+function CellRenderer({
+  note,
+  column,
+  filters,
+  toggleFilter,
+}: {
+  note: NoteEntry
+  column: string
+  filters: ActiveFilter[]
+  toggleFilter: (category: string, value: string) => void
+}) {
+  if (column === 'name') {
+    return <span className="font-medium truncate block">{note.name}</span>
+  }
+  if (column === 'folder') {
+    return <span className="text-muted-foreground truncate block">{note.folder}</span>
+  }
+  if (column === 'mtimeMs') {
+    return <span className="text-muted-foreground whitespace-nowrap truncate block">{formatDate(note.mtimeMs)}</span>
+  }
+
+  // Frontmatter column
+  const value = note.fields[column]
+  if (!value) return null
+
+  if (Array.isArray(value)) {
+    return (
+      <div className="flex items-center gap-1 flex-wrap">
+        {value.map((v) => (
+          <CategoryBadge
+            key={v}
+            category={column}
+            value={v}
+            active={hasFilter(filters, { category: column, value: v })}
+            onClick={toggleFilter}
+          />
+        ))}
+      </div>
+    )
+  }
+
+  // Single string value — render as badge for filterability
+  return (
+    <CategoryBadge
+      category={column}
+      value={value}
+      active={hasFilter(filters, { category: column, value })}
+      onClick={toggleFilter}
+    />
+  )
+}
+
+function CategoryBadge({
+  category,
+  value,
+  active,
+  onClick,
+}: {
+  category: string
+  value: string
+  active: boolean
+  onClick: (category: string, value: string) => void
+}) {
+  return (
+    <Badge
+      variant={active ? 'default' : 'secondary'}
+      className={cn(
+        'text-[10px] px-1.5 py-0 cursor-pointer',
+        !active && 'hover:bg-primary hover:text-primary-foreground',
+      )}
+      onClick={(e) => {
+        e.stopPropagation()
+        onClick(category, value)
+      }}
+    >
+      {value}
+    </Badge>
+  )
+}
diff --git a/apps/x/apps/renderer/src/components/chat-input-with-mentions.tsx b/apps/x/apps/renderer/src/components/chat-input-with-mentions.tsx
index 31bcba17..42ea45bb 100644
--- a/apps/x/apps/renderer/src/components/chat-input-with-mentions.tsx
+++ b/apps/x/apps/renderer/src/components/chat-input-with-mentions.tsx
@@ -1,7 +1,36 @@
-import { useCallback, useEffect } from 'react'
-import { ArrowUp, LoaderIcon, Square } from 'lucide-react'
+import { useCallback, useEffect, useRef, useState } from 'react'
+import {
+  ArrowUp,
+  AudioLines,
+  ChevronDown,
+  FileArchive,
+  FileCode2,
+  FileIcon,
+  FileSpreadsheet,
+  FileText,
+  FileVideo,
+  LoaderIcon,
+  Plus,
+  Square,
+  X,
+} from 'lucide-react'
 
 import { Button } from '@/components/ui/button'
+import {
+  DropdownMenu,
+  DropdownMenuContent,
+  DropdownMenuRadioGroup,
+  DropdownMenuRadioItem,
+  DropdownMenuTrigger,
+} from '@/components/ui/dropdown-menu'
+import {
+  type AttachmentIconKind,
+  getAttachmentDisplayName,
+  getAttachmentIconKind,
+  getAttachmentToneClass,
+  getAttachmentTypeLabel,
+} from '@/lib/attachment-presentation'
+import { getExtension, getFileDisplayName, getMimeFromExtension, isImageMime } from '@/lib/file-utils'
 import { cn } from '@/lib/utils'
 import {
   type FileMention,
@@ -10,9 +39,60 @@ import {
   PromptInputTextarea,
   usePromptInputController,
 } from '@/components/ai-elements/prompt-input'
+import { toast } from 'sonner'
+
+export type StagedAttachment = {
+  id: string
+  path: string
+  filename: string
+  mimeType: string
+  isImage: boolean
+  size: number
+  thumbnailUrl?: string
+}
+
+const MAX_ATTACHMENT_SIZE = 10 * 1024 * 1024 // 10MB
+
+const providerDisplayNames: Record<string, string> = {
+  openai: 'OpenAI',
+  anthropic: 'Anthropic',
+  google: 'Gemini',
+  ollama: 'Ollama',
+  openrouter: 'OpenRouter',
+  aigateway: 'AI Gateway',
+  'openai-compatible': 'OpenAI-Compatible',
+}
+
+interface ConfiguredModel {
+  flavor: string
+  model: string
+  apiKey?: string
+  baseURL?: string
+  headers?: Record<string, string>
+  knowledgeGraphModel?: string
+}
+
+function getAttachmentIcon(kind: AttachmentIconKind) {
+  switch (kind) {
+    case 'audio':
+      return AudioLines
+    case 'video':
+      return FileVideo
+    case 'spreadsheet':
+      return FileSpreadsheet
+    case 'archive':
+      return FileArchive
+    case 'code':
+      return FileCode2
+    case 'text':
+      return FileText
+    default:
+      return FileIcon
+  }
+}
 
 interface ChatInputInnerProps {
-  onSubmit: (message: PromptInputMessage, mentions?: FileMention[]) => void
+  onSubmit: (message: PromptInputMessage, mentions?: FileMention[], attachments?: StagedAttachment[]) => void
   onStop?: () => void
   isProcessing: boolean
   isStopping?: boolean
@@ -38,7 +118,94 @@ function ChatInputInner({
 }: ChatInputInnerProps) {
   const controller = usePromptInputController()
   const message = controller.textInput.value
-  const canSubmit = Boolean(message.trim()) && !isProcessing
+  const [attachments, setAttachments] = useState<StagedAttachment[]>([])
+  const [focusNonce, setFocusNonce] = useState(0)
+  const fileInputRef = useRef<HTMLInputElement>(null)
+  const canSubmit = (Boolean(message.trim()) || attachments.length > 0) && !isProcessing
+
+  const [configuredModels, setConfiguredModels] = useState<ConfiguredModel[]>([])
+  const [activeModelKey, setActiveModelKey] = useState('')
+
+  // Load model config from disk (on mount and whenever tab becomes active)
+  const loadModelConfig = useCallback(async () => {
+    try {
+      const result = await window.ipc.invoke('workspace:readFile', { path: 'config/models.json' })
+      const parsed = JSON.parse(result.data)
+      const models: ConfiguredModel[] = []
+      if (parsed?.providers) {
+        for (const [flavor, entry] of Object.entries(parsed.providers)) {
+          const e = entry as Record<string, unknown>
+          const modelList: string[] = Array.isArray(e.models) ? e.models as string[] : []
+          const singleModel = typeof e.model === 'string' ? e.model : ''
+          const allModels = modelList.length > 0 ? modelList : singleModel ? [singleModel] : []
+          for (const model of allModels) {
+            if (model) {
+              models.push({
+                flavor,
+                model,
+                apiKey: (e.apiKey as string) || undefined,
+                baseURL: (e.baseURL as string) || undefined,
+                headers: (e.headers as Record<string, string>) || undefined,
+                knowledgeGraphModel: (e.knowledgeGraphModel as string) || undefined,
+              })
+            }
+          }
+        }
+      }
+      const defaultKey = parsed?.provider?.flavor && parsed?.model
+        ? `${parsed.provider.flavor}/${parsed.model}`
+        : ''
+      models.sort((a, b) => {
+        const aKey = `${a.flavor}/${a.model}`
+        const bKey = `${b.flavor}/${b.model}`
+        if (aKey === defaultKey) return -1
+        if (bKey === defaultKey) return 1
+        return 0
+      })
+      setConfiguredModels(models)
+      if (defaultKey) {
+        setActiveModelKey(defaultKey)
+      }
+    } catch {
+      // No config yet
+    }
+  }, [])
+
+  useEffect(() => {
+    loadModelConfig()
+  }, [isActive, loadModelConfig])
+
+  // Reload when model config changes (e.g. from settings dialog)
+  useEffect(() => {
+    const handler = () => { loadModelConfig() }
+    window.addEventListener('models-config-changed', handler)
+    return () => window.removeEventListener('models-config-changed', handler)
+  }, [loadModelConfig])
+
+  const handleModelChange = useCallback(async (key: string) => {
+    const entry = configuredModels.find((m) => `${m.flavor}/${m.model}` === key)
+    if (!entry) return
+    setActiveModelKey(key)
+    // Collect all models for this provider so the full list is preserved
+    const providerModels = configuredModels
+      .filter((m) => m.flavor === entry.flavor)
+      .map((m) => m.model)
+    try {
+      await window.ipc.invoke('models:saveConfig', {
+        provider: {
+          flavor: entry.flavor,
+          apiKey: entry.apiKey,
+          baseURL: entry.baseURL,
+          headers: entry.headers,
+        },
+        model: entry.model,
+        models: providerModels,
+        knowledgeGraphModel: entry.knowledgeGraphModel,
+      })
+    } catch {
+      toast.error('Failed to switch model')
+    }
+  }, [configuredModels])
 
   // Restore the tab draft when this input mounts.
   useEffect(() => {
@@ -59,12 +226,48 @@ function ChatInputInner({
     }
   }, [presetMessage, controller.textInput, onPresetMessageConsumed])
 
+  const addFiles = useCallback(async (paths: string[]) => {
+    const newAttachments: StagedAttachment[] = []
+    for (const filePath of paths) {
+      try {
+        const result = await window.ipc.invoke('shell:readFileBase64', { path: filePath })
+        if (result.size > MAX_ATTACHMENT_SIZE) {
+          toast.error(`File too large: ${getFileDisplayName(filePath)} (max 10MB)`)
+          continue
+        }
+        const mime = result.mimeType || getMimeFromExtension(getExtension(filePath))
+        const image = isImageMime(mime)
+        newAttachments.push({
+          id: `att-${Date.now()}-${Math.random().toString(36).slice(2, 8)}`,
+          path: filePath,
+          filename: getFileDisplayName(filePath),
+          mimeType: mime,
+          isImage: image,
+          size: result.size,
+          thumbnailUrl: image ? `data:${mime};base64,${result.data}` : undefined,
+        })
+      } catch (err) {
+        console.error('Failed to read file:', filePath, err)
+        toast.error(`Failed to read: ${getFileDisplayName(filePath)}`)
+      }
+    }
+    if (newAttachments.length > 0) {
+      setAttachments((prev) => [...prev, ...newAttachments])
+      setFocusNonce((value) => value + 1)
+    }
+  }, [])
+
+  const removeAttachment = useCallback((id: string) => {
+    setAttachments((prev) => prev.filter((attachment) => attachment.id !== id))
+  }, [])
+
   const handleSubmit = useCallback(() => {
     if (!canSubmit) return
-    onSubmit({ text: message.trim(), files: [] }, controller.mentions.mentions)
+    onSubmit({ text: message.trim(), files: [] }, controller.mentions.mentions, attachments)
     controller.textInput.clear()
     controller.mentions.clearMentions()
-  }, [canSubmit, message, onSubmit, controller])
+    setAttachments([])
+  }, [attachments, canSubmit, controller, message, onSubmit])
 
   const handleKeyDown = useCallback((e: React.KeyboardEvent) => {
     if (e.key === 'Enter' && !e.shiftKey) {
@@ -88,11 +291,9 @@ function ChatInputInner({
       if (e.dataTransfer?.files && e.dataTransfer.files.length > 0) {
         const paths = Array.from(e.dataTransfer.files)
           .map((file) => window.electronUtils?.getPathForFile(file))
-          .filter(Boolean)
+          .filter(Boolean) as string[]
         if (paths.length > 0) {
-          const currentText = controller.textInput.value
-          const pathText = paths.join(' ')
-          controller.textInput.setInput(currentText ? `${currentText} ${pathText}` : pathText)
+          void addFiles(paths)
         }
       }
     }
@@ -103,50 +304,150 @@ function ChatInputInner({
       document.removeEventListener('dragover', onDragOver)
       document.removeEventListener('drop', onDrop)
     }
-  }, [controller, isActive])
+  }, [addFiles, isActive])
 
   return (
-    <div className="flex items-center gap-2 rounded-lg border border-border bg-background px-4 py-4 shadow-none">
-      <PromptInputTextarea
-        placeholder="Type your message..."
-        onKeyDown={handleKeyDown}
-        autoFocus={isActive}
-        focusTrigger={isActive ? runId : undefined}
-        className="min-h-6 rounded-none border-0 py-0 shadow-none focus-visible:ring-0"
-      />
-      {isProcessing ? (
-        <Button
-          size="icon"
-          onClick={onStop}
-          title={isStopping ? 'Click again to force stop' : 'Stop generation'}
-          className={cn(
-            'h-7 w-7 shrink-0 rounded-full transition-all',
-            isStopping
-              ? 'bg-destructive text-destructive-foreground hover:bg-destructive/90'
-              : 'bg-primary text-primary-foreground hover:bg-primary/90'
-          )}
-        >
-          {isStopping ? (
-            <LoaderIcon className="h-4 w-4 animate-spin" />
-          ) : (
-            <Square className="h-3 w-3 fill-current" />
-          )}
-        </Button>
-      ) : (
-        <Button
-          size="icon"
-          onClick={handleSubmit}
-          disabled={!canSubmit}
-          className={cn(
-            'h-7 w-7 shrink-0 rounded-full transition-all',
-            canSubmit
-              ? 'bg-primary text-primary-foreground hover:bg-primary/90'
-              : 'bg-muted text-muted-foreground'
-          )}
-        >
-          <ArrowUp className="h-4 w-4" />
-        </Button>
+    <div className="rounded-lg border border-border bg-background shadow-none">
+      {attachments.length > 0 && (
+        <div className="flex flex-wrap gap-2 px-4 pb-1 pt-3">
+          {attachments.map((attachment) => {
+            const attachmentType = getAttachmentTypeLabel(attachment)
+            const attachmentName = getAttachmentDisplayName(attachment)
+            const Icon = getAttachmentIcon(getAttachmentIconKind(attachment))
+
+            return (
+              <span
+                key={attachment.id}
+                className="group relative inline-flex min-w-[230px] max-w-[320px] items-center gap-2 rounded-xl border border-border/50 bg-muted/80 px-2.5 py-2"
+              >
+                <span
+                  className={cn(
+                    'flex size-9 shrink-0 items-center justify-center overflow-hidden rounded-lg',
+                    attachment.isImage && attachment.thumbnailUrl
+                      ? 'bg-muted'
+                      : getAttachmentToneClass(attachmentType)
+                  )}
+                >
+                  {attachment.isImage && attachment.thumbnailUrl ? (
+                    <img src={attachment.thumbnailUrl} alt="" className="size-full object-cover" />
+                  ) : (
+                    <Icon className="size-5" />
+                  )}
+                </span>
+                <span className="min-w-0 flex-1">
+                  <span className="block truncate text-sm leading-tight font-medium">{attachmentName}</span>
+                  <span className="block pt-0.5 text-xs leading-tight text-muted-foreground">{attachmentType}</span>
+                </span>
+                <button
+                  type="button"
+                  onClick={() => removeAttachment(attachment.id)}
+                  className="absolute right-1 top-1 flex size-5 items-center justify-center rounded-full border border-border/70 bg-background/70 text-muted-foreground opacity-0 transition-[opacity,color] duration-150 hover:text-foreground group-hover:opacity-100 focus-visible:opacity-100"
+                >
+                  <X className="size-3.5" />
+                </button>
+              </span>
+            )
+          })}
+        </div>
       )}
+      <input
+        ref={fileInputRef}
+        type="file"
+        multiple
+        className="hidden"
+        onChange={(e) => {
+          const files = e.target.files
+          if (!files || files.length === 0) return
+          const paths = Array.from(files)
+            .map((file) => window.electronUtils?.getPathForFile(file))
+            .filter(Boolean) as string[]
+          if (paths.length > 0) {
+            void addFiles(paths)
+          }
+          e.target.value = ''
+        }}
+      />
+      <div className="px-4 pt-4 pb-2">
+        <PromptInputTextarea
+          placeholder="Type your message..."
+          onKeyDown={handleKeyDown}
+          autoFocus={isActive}
+          focusTrigger={isActive ? `${runId ?? 'new'}:${focusNonce}` : undefined}
+          className="min-h-6 rounded-none border-0 py-0 shadow-none focus-visible:ring-0"
+        />
+      </div>
+      <div className="flex items-center gap-2 px-4 pb-3">
+        <button
+          type="button"
+          onClick={() => fileInputRef.current?.click()}
+          className="flex h-7 w-7 shrink-0 items-center justify-center rounded-full text-muted-foreground transition-colors hover:bg-muted hover:text-foreground"
+          aria-label="Attach files"
+        >
+          <Plus className="h-4 w-4" />
+        </button>
+        <div className="flex-1" />
+        {configuredModels.length > 0 && (
+          <DropdownMenu>
+            <DropdownMenuTrigger asChild>
+              <button
+                type="button"
+                className="flex h-7 shrink-0 items-center gap-1 rounded-full px-2 text-xs text-muted-foreground transition-colors hover:bg-muted hover:text-foreground"
+              >
+                <span className="max-w-[150px] truncate">
+                  {configuredModels.find((m) => `${m.flavor}/${m.model}` === activeModelKey)?.model || 'Model'}
+                </span>
+                <ChevronDown className="h-3 w-3" />
+              </button>
+            </DropdownMenuTrigger>
+            <DropdownMenuContent align="end">
+              <DropdownMenuRadioGroup value={activeModelKey} onValueChange={handleModelChange}>
+                {configuredModels.map((m) => {
+                  const key = `${m.flavor}/${m.model}`
+                  return (
+                    <DropdownMenuRadioItem key={key} value={key}>
+                      <span className="truncate">{m.model}</span>
+                      <span className="ml-2 text-xs text-muted-foreground">{providerDisplayNames[m.flavor] || m.flavor}</span>
+                    </DropdownMenuRadioItem>
+                  )
+                })}
+              </DropdownMenuRadioGroup>
+            </DropdownMenuContent>
+          </DropdownMenu>
+        )}
+        {isProcessing ? (
+          <Button
+            size="icon"
+            onClick={onStop}
+            title={isStopping ? 'Click again to force stop' : 'Stop generation'}
+            className={cn(
+              'h-7 w-7 shrink-0 rounded-full transition-all',
+              isStopping
+                ? 'bg-destructive text-destructive-foreground hover:bg-destructive/90'
+                : 'bg-primary text-primary-foreground hover:bg-primary/90'
+            )}
+          >
+            {isStopping ? (
+              <LoaderIcon className="h-4 w-4 animate-spin" />
+            ) : (
+              <Square className="h-3 w-3 fill-current" />
+            )}
+          </Button>
+        ) : (
+          <Button
+            size="icon"
+            onClick={handleSubmit}
+            disabled={!canSubmit}
+            className={cn(
+              'h-7 w-7 shrink-0 rounded-full transition-all',
+              canSubmit
+                ? 'bg-primary text-primary-foreground hover:bg-primary/90'
+                : 'bg-muted text-muted-foreground'
+            )}
+          >
+            <ArrowUp className="h-4 w-4" />
+          </Button>
+        )}
+      </div>
     </div>
   )
 }
@@ -155,7 +456,7 @@ export interface ChatInputWithMentionsProps {
   knowledgeFiles: string[]
   recentFiles: string[]
   visibleFiles: string[]
-  onSubmit: (message: PromptInputMessage, mentions?: FileMention[]) => void
+  onSubmit: (message: PromptInputMessage, mentions?: FileMention[], attachments?: StagedAttachment[]) => void
   onStop?: () => void
   isProcessing: boolean
   isStopping?: boolean
diff --git a/apps/x/apps/renderer/src/components/chat-message-attachments.tsx b/apps/x/apps/renderer/src/components/chat-message-attachments.tsx
new file mode 100644
index 00000000..298e5f03
--- /dev/null
+++ b/apps/x/apps/renderer/src/components/chat-message-attachments.tsx
@@ -0,0 +1,137 @@
+import {
+  AudioLines,
+  FileArchive,
+  FileCode2,
+  FileIcon,
+  FileSpreadsheet,
+  FileText,
+  FileVideo,
+} from 'lucide-react'
+import { useEffect, useMemo, useState } from 'react'
+
+import type { MessageAttachment } from '@/lib/chat-conversation'
+import {
+  type AttachmentIconKind,
+  getAttachmentDisplayName,
+  getAttachmentIconKind,
+  getAttachmentToneClass,
+  getAttachmentTypeLabel,
+} from '@/lib/attachment-presentation'
+import { isImageMime, toFileUrl } from '@/lib/file-utils'
+import { cn } from '@/lib/utils'
+
+function getAttachmentIcon(kind: AttachmentIconKind) {
+  switch (kind) {
+    case 'audio':
+      return AudioLines
+    case 'video':
+      return FileVideo
+    case 'spreadsheet':
+      return FileSpreadsheet
+    case 'archive':
+      return FileArchive
+    case 'code':
+      return FileCode2
+    case 'text':
+      return FileText
+    default:
+      return FileIcon
+  }
+}
+
+function ImageAttachmentPreview({ attachment }: { attachment: MessageAttachment }) {
+  const fallbackFileUrl = useMemo(() => toFileUrl(attachment.path), [attachment.path])
+  const [src, setSrc] = useState(attachment.thumbnailUrl || fallbackFileUrl)
+  const [triedBase64, setTriedBase64] = useState(Boolean(attachment.thumbnailUrl))
+
+  useEffect(() => {
+    const nextSrc = attachment.thumbnailUrl || fallbackFileUrl
+    setSrc(nextSrc)
+    setTriedBase64(Boolean(attachment.thumbnailUrl))
+  }, [attachment.thumbnailUrl, fallbackFileUrl])
+
+  const loadBase64 = useMemo(
+    () => async () => {
+      try {
+        const result = await window.ipc.invoke('shell:readFileBase64', { path: attachment.path })
+        const mimeType = result.mimeType || attachment.mimeType || 'image/*'
+        setSrc(`data:${mimeType};base64,${result.data}`)
+      } catch {
+        // Keep current src; fallback rendering (broken image icon) is better than crashing.
+      }
+    },
+    [attachment.mimeType, attachment.path]
+  )
+
+  useEffect(() => {
+    if (attachment.thumbnailUrl || triedBase64) return
+    setTriedBase64(true)
+    void loadBase64()
+  }, [attachment.thumbnailUrl, loadBase64, triedBase64])
+
+  return (
+    <img
+      src={src}
+      alt="Image attachment"
+      className="h-44 w-auto max-w-[300px] rounded-2xl border border-border/70 bg-muted object-cover"
+      onError={() => {
+        if (triedBase64) return
+        setTriedBase64(true)
+        void loadBase64()
+      }}
+    />
+  )
+}
+
+interface ChatMessageAttachmentsProps {
+  attachments: MessageAttachment[]
+  className?: string
+}
+
+export function ChatMessageAttachments({ attachments, className }: ChatMessageAttachmentsProps) {
+  if (attachments.length === 0) return null
+
+  const imageAttachments = attachments.filter((attachment) => isImageMime(attachment.mimeType))
+  const fileAttachments = attachments.filter((attachment) => !isImageMime(attachment.mimeType))
+
+  return (
+    <div className={cn('flex flex-col items-end gap-2', className)}>
+      {imageAttachments.length > 0 && (
+        <div className="flex flex-wrap justify-end gap-2">
+          {imageAttachments.map((attachment, index) => (
+            <ImageAttachmentPreview key={`${attachment.path}-${index}`} attachment={attachment} />
+          ))}
+        </div>
+      )}
+      {fileAttachments.length > 0 && (
+        <div className="flex flex-wrap justify-end gap-2">
+          {fileAttachments.map((attachment, index) => {
+            const Icon = getAttachmentIcon(getAttachmentIconKind(attachment))
+            const attachmentName = getAttachmentDisplayName(attachment)
+            const attachmentType = getAttachmentTypeLabel(attachment)
+            return (
+              <span
+                key={`${attachment.path}-${index}`}
+                className="inline-flex min-w-[240px] max-w-[440px] items-center gap-3 rounded-2xl border border-border/50 bg-muted/75 px-3 py-2.5 text-sm text-foreground"
+                title={attachmentName}
+              >
+                <span
+                  className={cn(
+                    'flex size-12 shrink-0 items-center justify-center rounded-xl',
+                    getAttachmentToneClass(attachmentType)
+                  )}
+                >
+                  <Icon className="size-6 shrink-0" />
+                </span>
+                <span className="min-w-0 flex-1">
+                  <span className="block truncate text-sm leading-tight font-medium">{attachmentName}</span>
+                  <span className="block pt-0.5 text-xs leading-tight text-muted-foreground">{attachmentType}</span>
+                </span>
+              </span>
+            )
+          })}
+        </div>
+      )}
+    </div>
+  )
+}
diff --git a/apps/x/apps/renderer/src/components/chat-sidebar.tsx b/apps/x/apps/renderer/src/components/chat-sidebar.tsx
index 170e8869..f020cdae 100644
--- a/apps/x/apps/renderer/src/components/chat-sidebar.tsx
+++ b/apps/x/apps/renderer/src/components/chat-sidebar.tsx
@@ -25,7 +25,8 @@ import { type PromptInputMessage, type FileMention } from '@/components/ai-eleme
 import { FileCardProvider } from '@/contexts/file-card-context'
 import { MarkdownPreOverride } from '@/components/ai-elements/markdown-code-override'
 import { TabBar, type ChatTab } from '@/components/tab-bar'
-import { ChatInputWithMentions } from '@/components/chat-input-with-mentions'
+import { ChatInputWithMentions, type StagedAttachment } from '@/components/chat-input-with-mentions'
+import { ChatMessageAttachments } from '@/components/chat-message-attachments'
 import { wikiLabel } from '@/lib/wiki-links'
 import {
   type ChatTabViewState,
@@ -89,7 +90,7 @@ interface ChatSidebarProps {
   isProcessing: boolean
   isStopping?: boolean
   onStop?: () => void
-  onSubmit: (message: PromptInputMessage, mentions?: FileMention[]) => void
+  onSubmit: (message: PromptInputMessage, mentions?: FileMention[], attachments?: StagedAttachment[]) => void
   knowledgeFiles?: string[]
   recentFiles?: string[]
   visibleFiles?: string[]
@@ -256,6 +257,18 @@ export function ChatSidebar({
   const renderConversationItem = (item: ConversationItem, tabId: string) => {
     if (isChatMessage(item)) {
       if (item.role === 'user') {
+        if (item.attachments && item.attachments.length > 0) {
+          return (
+            <Message key={item.id} from={item.role}>
+              <MessageContent className="group-[.is-user]:bg-transparent group-[.is-user]:px-0 group-[.is-user]:py-0 group-[.is-user]:rounded-none">
+                <ChatMessageAttachments attachments={item.attachments} />
+              </MessageContent>
+              {item.content && (
+                <MessageContent>{item.content}</MessageContent>
+              )}
+            </Message>
+          )
+        }
         const { message, files } = parseAttachedFiles(item.content)
         return (
           <Message key={item.id} from={item.role}>
diff --git a/apps/x/apps/renderer/src/components/frontmatter-properties.tsx b/apps/x/apps/renderer/src/components/frontmatter-properties.tsx
new file mode 100644
index 00000000..280d45f1
--- /dev/null
+++ b/apps/x/apps/renderer/src/components/frontmatter-properties.tsx
@@ -0,0 +1,252 @@
+import { useState, useCallback, useRef, useEffect } from 'react'
+import { ChevronRight, X, Plus } from 'lucide-react'
+import { extractAllFrontmatterValues, buildFrontmatter } from '@/lib/frontmatter'
+
+interface FrontmatterPropertiesProps {
+  raw: string | null
+  onRawChange: (raw: string | null) => void
+  editable?: boolean
+}
+
+type FieldEntry = { key: string; value: string | string[] }
+
+function fieldsFromRaw(raw: string | null): FieldEntry[] {
+  const record = extractAllFrontmatterValues(raw)
+  return Object.entries(record).map(([key, value]) => ({ key, value }))
+}
+
+function fieldsToRaw(fields: FieldEntry[]): string | null {
+  const record: Record<string, string | string[]> = {}
+  for (const { key, value } of fields) {
+    if (key.trim()) record[key.trim()] = value
+  }
+  return buildFrontmatter(record)
+}
+
+export function FrontmatterProperties({ raw, onRawChange, editable = true }: FrontmatterPropertiesProps) {
+  const [expanded, setExpanded] = useState(false)
+  const [fields, setFields] = useState<FieldEntry[]>(() => fieldsFromRaw(raw))
+  const [editingNewKey, setEditingNewKey] = useState(false)
+  const newKeyRef = useRef<HTMLInputElement>(null)
+  const lastCommittedRaw = useRef(raw)
+
+  // Sync local fields when raw changes externally (e.g. tab switch)
+  useEffect(() => {
+    if (raw !== lastCommittedRaw.current) {
+      setFields(fieldsFromRaw(raw))
+      lastCommittedRaw.current = raw
+    }
+  }, [raw])
+
+  useEffect(() => {
+    if (editingNewKey && newKeyRef.current) {
+      newKeyRef.current.focus()
+    }
+  }, [editingNewKey])
+
+  const commit = useCallback((updated: FieldEntry[]) => {
+    const newRaw = fieldsToRaw(updated)
+    lastCommittedRaw.current = newRaw
+    onRawChange(newRaw)
+  }, [onRawChange])
+
+  // For scalar fields: update local state immediately, commit on blur
+  const updateLocalValue = useCallback((index: number, newValue: string) => {
+    setFields(prev => {
+      const next = [...prev]
+      next[index] = { ...next[index], value: newValue }
+      return next
+    })
+  }, [])
+
+  const commitField = useCallback((index: number) => {
+    setFields(prev => {
+      commit(prev)
+      return prev
+    })
+  }, [commit])
+
+  // For array fields and structural changes: update + commit immediately
+  const updateAndCommit = useCallback((updater: (prev: FieldEntry[]) => FieldEntry[]) => {
+    setFields(prev => {
+      const next = updater(prev)
+      commit(next)
+      return next
+    })
+  }, [commit])
+
+  const removeField = useCallback((index: number) => {
+    updateAndCommit(prev => prev.filter((_, i) => i !== index))
+  }, [updateAndCommit])
+
+  const addField = useCallback((key: string) => {
+    const trimmed = key.trim()
+    if (!trimmed) return
+    if (fields.some(f => f.key === trimmed)) return
+    updateAndCommit(prev => [...prev, { key: trimmed, value: '' }])
+    setEditingNewKey(false)
+  }, [fields, updateAndCommit])
+
+  const count = fields.length
+
+  return (
+    <div className="frontmatter-properties">
+      <button
+        className="frontmatter-toggle"
+        onClick={() => setExpanded(!expanded)}
+        type="button"
+      >
+        <ChevronRight
+          size={14}
+          className={`frontmatter-chevron ${expanded ? 'expanded' : ''}`}
+        />
+        <span className="frontmatter-label">
+          Properties{count > 0 ? ` (${count})` : ''}
+        </span>
+      </button>
+
+      {expanded && (
+        <div className="frontmatter-fields">
+          {fields.map((field, index) => (
+            <div key={`${field.key}-${index}`} className="frontmatter-row">
+              <span className="frontmatter-key" title={field.key}>
+                {field.key}
+              </span>
+              <div className="frontmatter-value-area">
+                {Array.isArray(field.value) ? (
+                  <ArrayField
+                    value={field.value}
+                    editable={editable}
+                    onChange={(v) => updateAndCommit(prev => {
+                      const next = [...prev]
+                      next[index] = { ...next[index], value: v }
+                      return next
+                    })}
+                  />
+                ) : (
+                  <input
+                    className="frontmatter-input"
+                    value={field.value}
+                    readOnly={!editable}
+                    onChange={(e) => updateLocalValue(index, e.target.value)}
+                    onBlur={() => commitField(index)}
+                    onKeyDown={(e) => {
+                      if (e.key === 'Enter') {
+                        e.currentTarget.blur()
+                      }
+                    }}
+                  />
+                )}
+              </div>
+              {editable && (
+                <button
+                  className="frontmatter-remove"
+                  onClick={() => removeField(index)}
+                  type="button"
+                  title="Remove property"
+                >
+                  <X size={12} />
+                </button>
+              )}
+            </div>
+          ))}
+
+          {editable && (
+            editingNewKey ? (
+              <div className="frontmatter-row frontmatter-new-row">
+                <input
+                  ref={newKeyRef}
+                  className="frontmatter-input frontmatter-new-key-input"
+                  placeholder="Property name"
+                  onKeyDown={(e) => {
+                    if (e.key === 'Enter') {
+                      addField(e.currentTarget.value)
+                    } else if (e.key === 'Escape') {
+                      setEditingNewKey(false)
+                    }
+                  }}
+                  onBlur={(e) => {
+                    if (e.currentTarget.value.trim()) {
+                      addField(e.currentTarget.value)
+                    } else {
+                      setEditingNewKey(false)
+                    }
+                  }}
+                />
+              </div>
+            ) : (
+              <button
+                className="frontmatter-add"
+                onClick={() => setEditingNewKey(true)}
+                type="button"
+              >
+                <Plus size={12} />
+                <span>Add property</span>
+              </button>
+            )
+          )}
+        </div>
+      )}
+    </div>
+  )
+}
+
+function ArrayField({
+  value,
+  editable,
+  onChange,
+}: {
+  value: string[]
+  editable: boolean
+  onChange: (v: string[]) => void
+}) {
+  const removeItem = (index: number) => {
+    onChange(value.filter((_, i) => i !== index))
+  }
+
+  const addItem = (text: string) => {
+    const trimmed = text.trim()
+    if (!trimmed) return
+    onChange([...value, trimmed])
+  }
+
+  return (
+    <div className="frontmatter-array">
+      {value.map((item, i) => (
+        <span key={i} className="frontmatter-chip">
+          <span className="frontmatter-chip-text">{item}</span>
+          {editable && (
+            <button
+              className="frontmatter-chip-remove"
+              onClick={() => removeItem(i)}
+              type="button"
+            >
+              <X size={10} />
+            </button>
+          )}
+        </span>
+      ))}
+      {editable && (
+        <input
+          className="frontmatter-chip-input"
+          placeholder="Add..."
+          onKeyDown={(e) => {
+            if (e.key === 'Enter' || e.key === ',') {
+              e.preventDefault()
+              addItem(e.currentTarget.value)
+              e.currentTarget.value = ''
+            } else if (e.key === 'Backspace' && !e.currentTarget.value && value.length > 0) {
+              removeItem(value.length - 1)
+            }
+          }}
+          onBlur={(e) => {
+            if (e.currentTarget.value.trim()) {
+              addItem(e.currentTarget.value)
+              e.currentTarget.value = ''
+            }
+          }}
+        />
+      )}
+    </div>
+  )
+}
diff --git a/apps/x/apps/renderer/src/components/markdown-editor.tsx b/apps/x/apps/renderer/src/components/markdown-editor.tsx
index 74ad10b8..6b5e0c08 100644
--- a/apps/x/apps/renderer/src/components/markdown-editor.tsx
+++ b/apps/x/apps/renderer/src/components/markdown-editor.tsx
@@ -1,6 +1,6 @@
 import { useEditor, EditorContent, Extension, Editor } from '@tiptap/react'
 import { Plugin, PluginKey } from '@tiptap/pm/state'
-import { Decoration, DecorationSet } from '@tiptap/pm/view'
+import { Decoration, DecorationSet, EditorView } from '@tiptap/pm/view'
 import StarterKit from '@tiptap/starter-kit'
 import Link from '@tiptap/extension-link'
 import Image from '@tiptap/extension-image'
@@ -8,6 +8,7 @@ import Placeholder from '@tiptap/extension-placeholder'
 import TaskList from '@tiptap/extension-task-list'
 import TaskItem from '@tiptap/extension-task-item'
 import { ImageUploadPlaceholderExtension, createImageUploadHandler } from '@/extensions/image-upload'
+import { TaskBlockExtension } from '@/extensions/task-block'
 import { Markdown } from 'tiptap-markdown'
 import { useEffect, useCallback, useMemo, useRef, useState } from 'react'
 
@@ -133,6 +134,8 @@ function getMarkdownWithBlankLines(editor: Editor): string {
         })
       })
       blocks.push(listLines.join('\n'))
+    } else if (node.type === 'taskBlock') {
+      blocks.push('```task\n' + (node.attrs?.data as string || '{}') + '\n```')
     } else if (node.type === 'codeBlock') {
       const lang = (node.attrs?.language as string) || ''
       blocks.push('```' + lang + '\n' + nodeToText(node) + '\n```')
@@ -176,12 +179,26 @@ function getMarkdownWithBlankLines(editor: Editor): string {
   return result
 }
 import { EditorToolbar } from './editor-toolbar'
+import { FrontmatterProperties } from './frontmatter-properties'
 import { WikiLink } from '@/extensions/wiki-link'
 import { Popover, PopoverAnchor, PopoverContent } from '@/components/ui/popover'
 import { Command, CommandEmpty, CommandItem, CommandList } from '@/components/ui/command'
 import { ensureMarkdownExtension, normalizeWikiPath, wikiLabel } from '@/lib/wiki-links'
+import { extractAllFrontmatterValues, buildFrontmatter } from '@/lib/frontmatter'
+import { RowboatMentionPopover } from './rowboat-mention-popover'
 import '@/styles/editor.css'
 
+type RowboatMentionMatch = {
+  range: { from: number; to: number }
+}
+
+type RowboatBlockEdit = {
+  /** ProseMirror position of the taskBlock node */
+  nodePos: number
+  /** Existing instruction text */
+  existingText: string
+}
+
 type WikiLinkConfig = {
   files: string[]
   recent: string[]
@@ -192,9 +209,16 @@ type WikiLinkConfig = {
 interface MarkdownEditorProps {
   content: string
   onChange: (markdown: string) => void
+  onPrimaryHeadingCommit?: () => void
+  preserveUntitledTitleHeading?: boolean
   placeholder?: string
   wikiLinks?: WikiLinkConfig
   onImageUpload?: (file: File) => Promise<string | null>
+  editorSessionKey?: number
+  onHistoryHandlersChange?: (handlers: { undo: () => boolean; redo: () => boolean } | null) => void
+  editable?: boolean
+  frontmatter?: string | null
+  onFrontmatterChange?: (raw: string | null) => void
 }
 
 type WikiLinkMatch = {
@@ -275,9 +299,16 @@ const TabIndentExtension = Extension.create({
 export function MarkdownEditor({
   content,
   onChange,
+  onPrimaryHeadingCommit,
+  preserveUntitledTitleHeading = false,
   placeholder = 'Start writing...',
   wikiLinks,
   onImageUpload,
+  editorSessionKey = 0,
+  onHistoryHandlersChange,
+  editable = true,
+  frontmatter,
+  onFrontmatterChange,
 }: MarkdownEditorProps) {
   const isInternalUpdate = useRef(false)
   const wrapperRef = useRef<HTMLDivElement>(null)
@@ -286,8 +317,20 @@ export function MarkdownEditor({
   const [selectionHighlight, setSelectionHighlight] = useState<SelectionHighlightRange>(null)
   const selectionHighlightRef = useRef<SelectionHighlightRange>(null)
   const [wikiCommandValue, setWikiCommandValue] = useState<string>('')
+  const onPrimaryHeadingCommitRef = useRef(onPrimaryHeadingCommit)
   const wikiKeyStateRef = useRef<{ open: boolean; options: string[]; value: string }>({ open: false, options: [], value: '' })
   const handleSelectWikiLinkRef = useRef<(path: string) => void>(() => {})
+  const [activeRowboatMention, setActiveRowboatMention] = useState<RowboatMentionMatch | null>(null)
+  const [rowboatBlockEdit, setRowboatBlockEdit] = useState<RowboatBlockEdit | null>(null)
+  const [rowboatAnchorTop, setRowboatAnchorTop] = useState<{ top: number; left: number; width: number } | null>(null)
+  const rowboatBlockEditRef = useRef<RowboatBlockEdit | null>(null)
+
+  // @ mention autocomplete state (analogous to wiki-link state)
+  const [activeAtMention, setActiveAtMention] = useState<{ range: { from: number; to: number }; query: string } | null>(null)
+  const [atAnchorPosition, setAtAnchorPosition] = useState<{ left: number; top: number } | null>(null)
+  const [atCommandValue, setAtCommandValue] = useState<string>('')
+  const atKeyStateRef = useRef<{ open: boolean; options: string[]; value: string }>({ open: false, options: [], value: '' })
+  const handleSelectAtMentionRef = useRef<(value: string) => void>(() => {})
 
   // Keep ref in sync with state for the plugin to access
   selectionHighlightRef.current = selectionHighlight
@@ -298,7 +341,70 @@ export function MarkdownEditor({
     []
   )
 
+  useEffect(() => {
+    onPrimaryHeadingCommitRef.current = onPrimaryHeadingCommit
+  }, [onPrimaryHeadingCommit])
+
+  const maybeCommitPrimaryHeading = useCallback((view: EditorView) => {
+    const onCommit = onPrimaryHeadingCommitRef.current
+    if (!onCommit) return
+    const { selection, doc } = view.state
+    if (!selection.empty) return
+
+    const { $from } = selection
+    if ($from.depth < 1 || $from.index(0) !== 0) return
+    if (!['heading', 'paragraph'].includes($from.parent.type.name)) return
+
+    const firstNode = doc.firstChild
+    if (!firstNode || !['heading', 'paragraph'].includes(firstNode.type.name)) return
+
+    onCommit()
+  }, [])
+
+  const preventTitleHeadingDemotion = useCallback((view: EditorView, event: KeyboardEvent) => {
+    if (!preserveUntitledTitleHeading) return false
+    if (event.key !== 'Backspace' || event.metaKey || event.ctrlKey || event.altKey || event.shiftKey) return false
+
+    const { selection } = view.state
+    if (!selection.empty) return false
+
+    const { $from } = selection
+    if ($from.depth < 1 || $from.index(0) !== 0) return false
+    if ($from.parent.type.name !== 'heading') return false
+
+    const headingLevel = ((
+      $from.parent.attrs as { level?: number } | null | undefined
+    )?.level) ?? 0
+    if (headingLevel !== 1) return false
+    if ($from.parentOffset !== 0) return false
+    if ($from.parent.textContent.length > 0) return false
+
+    event.preventDefault()
+    return true
+  }, [preserveUntitledTitleHeading])
+
+  const promoteFirstParagraphToTitleHeading = useCallback((view: EditorView) => {
+    if (!preserveUntitledTitleHeading) return
+
+    const { state, dispatch } = view
+    const { selection } = state
+    if (!selection.empty) return
+
+    const { $from } = selection
+    if ($from.depth < 1 || $from.index(0) !== 0) return
+    if ($from.parent.type.name !== 'paragraph') return
+    if ($from.parentOffset !== 0) return
+    if ($from.parent.textContent.length > 0) return
+
+    const headingType = state.schema.nodes.heading
+    if (!headingType) return
+
+    const tr = state.tr.setNodeMarkup($from.before(1), headingType, { level: 1 })
+    dispatch(tr)
+  }, [preserveUntitledTitleHeading])
+
   const editor = useEditor({
+    editable,
     extensions: [
       StarterKit.configure({
         heading: {
@@ -320,6 +426,7 @@ export function MarkdownEditor({
         },
       }),
       ImageUploadPlaceholderExtension,
+      TaskBlockExtension,
       WikiLink.configure({
         onCreate: wikiLinks?.onCreate
           ? (path) => {
@@ -352,11 +459,14 @@ export function MarkdownEditor({
       markdown = postprocessMarkdown(markdown)
       onChange(markdown)
     },
+    onBlur: ({ editor }) => {
+      maybeCommitPrimaryHeading(editor.view)
+    },
     editorProps: {
       attributes: {
         class: 'prose prose-sm max-w-none focus:outline-none',
       },
-      handleKeyDown: (_view, event) => {
+      handleKeyDown: (view, event) => {
         const state = wikiKeyStateRef.current
         if (state.open) {
           if (event.key === 'Escape') {
@@ -389,9 +499,61 @@ export function MarkdownEditor({
           }
         }
 
+        // @ mention autocomplete keyboard handling
+        const atState = atKeyStateRef.current
+        if (atState.open) {
+          if (event.key === 'Escape') {
+            event.preventDefault()
+            event.stopPropagation()
+            setActiveAtMention(null)
+            setAtAnchorPosition(null)
+            setAtCommandValue('')
+            return true
+          }
+
+          if (event.key === 'ArrowDown' || event.key === 'ArrowUp') {
+            if (atState.options.length === 0) return true
+            event.preventDefault()
+            event.stopPropagation()
+            const currentIndex = Math.max(0, atState.options.indexOf(atState.value))
+            const delta = event.key === 'ArrowDown' ? 1 : -1
+            const nextIndex = (currentIndex + delta + atState.options.length) % atState.options.length
+            setAtCommandValue(atState.options[nextIndex])
+            return true
+          }
+
+          if (event.key === 'Enter' || event.key === 'Tab') {
+            if (atState.options.length === 0) return true
+            event.preventDefault()
+            event.stopPropagation()
+            const selected = atState.options.includes(atState.value) ? atState.value : atState.options[0]
+            handleSelectAtMentionRef.current(selected)
+            return true
+          }
+        }
+
+        if (preventTitleHeadingDemotion(view, event)) {
+          return true
+        }
+
+        const isPrintableKey = event.key.length === 1 && !event.metaKey && !event.ctrlKey && !event.altKey
+        if (isPrintableKey) {
+          promoteFirstParagraphToTitleHeading(view)
+        }
+
+        if (
+          event.key === 'Enter'
+          && !event.shiftKey
+          && !event.ctrlKey
+          && !event.metaKey
+          && !event.altKey
+        ) {
+          maybeCommitPrimaryHeading(view)
+        }
+
         return false
       },
-      handleClickOn: (_view, _pos, node, _nodePos, event) => {
+      handleClickOn: (_view, _pos, node, nodePos, event) => {
         if (node.type.name === 'wikiLink') {
           event.preventDefault()
           wikiLinks?.onOpen?.(node.attrs.path)
@@ -400,7 +562,12 @@ export function MarkdownEditor({
         return false
       },
     },
-  })
+  }, [
+    editorSessionKey,
+    maybeCommitPrimaryHeading,
+    preventTitleHeadingDemotion,
+    promoteFirstParagraphToTitleHeading,
+  ])
 
   const orderedFiles = useMemo(() => {
     if (!wikiLinks) return []
@@ -469,6 +636,118 @@ export function MarkdownEditor({
     })
   }, [editor, wikiLinks])
 
+  const updateRowboatMentionState = useCallback(() => {
+    if (!editor) return
+    const { selection } = editor.state
+    if (!selection.empty) {
+      setActiveRowboatMention(null)
+      setRowboatAnchorTop(null)
+      return
+    }
+
+    const { $from } = selection
+    if ($from.parent.type.spec.code) {
+      setActiveRowboatMention(null)
+      setRowboatAnchorTop(null)
+      return
+    }
+
+    const text = $from.parent.textBetween(0, $from.parent.content.size, '\n', '\n')
+    const textBefore = text.slice(0, $from.parentOffset)
+
+    // Match @rowboat at a word boundary (preceded by nothing or whitespace)
+    const match = textBefore.match(/(^|\s)@rowboat$/)
+    if (!match) {
+      setActiveRowboatMention(null)
+      setRowboatAnchorTop(null)
+      return
+    }
+
+    const triggerStart = textBefore.length - '@rowboat'.length
+    const from = selection.from - (textBefore.length - triggerStart)
+    const to = selection.from
+    setActiveRowboatMention({ range: { from, to } })
+
+    const wrapper = wrapperRef.current
+    if (!wrapper) {
+      setRowboatAnchorTop(null)
+      return
+    }
+
+    const coords = editor.view.coordsAtPos(selection.from)
+    const wrapperRect = wrapper.getBoundingClientRect()
+    const proseMirrorEl = wrapper.querySelector('.ProseMirror') as HTMLElement | null
+    const pmRect = proseMirrorEl?.getBoundingClientRect()
+    setRowboatAnchorTop({
+      top: coords.top - wrapperRect.top + wrapper.scrollTop,
+      left: pmRect ? pmRect.left - wrapperRect.left : 0,
+      width: pmRect ? pmRect.width : wrapperRect.width,
+    })
+  }, [editor])
+
+  // Detect @ trigger for autocomplete popover (similar to [[ detection)
+  const updateAtMentionState = useCallback(() => {
+    if (!editor) return
+    const { selection } = editor.state
+    if (!selection.empty) {
+      setActiveAtMention(null)
+      setAtAnchorPosition(null)
+      return
+    }
+
+    const { $from } = selection
+    // Skip code blocks
+    if ($from.parent.type.spec.code) {
+      setActiveAtMention(null)
+      setAtAnchorPosition(null)
+      return
+    }
+    // Skip inline code marks
+    if ($from.marks().some((mark) => mark.type.spec.code)) {
+      setActiveAtMention(null)
+      setAtAnchorPosition(null)
+      return
+    }
+
+    const text = $from.parent.textBetween(0, $from.parent.content.size, '\n', '\n')
+    const textBefore = text.slice(0, $from.parentOffset)
+
+    // Find @ at a word boundary (start of line or preceded by whitespace)
+    const atMatch = textBefore.match(/(^|[\s])@([a-zA-Z0-9]*)$/)
+    if (!atMatch) {
+      setActiveAtMention(null)
+      setAtAnchorPosition(null)
+      return
+    }
+
+    const query = atMatch[2] // text after @
+
+    // If the full "@rowboat" is already typed, let updateRowboatMentionState handle it
+    if (query === 'rowboat') {
+      setActiveAtMention(null)
+      setAtAnchorPosition(null)
+      return
+    }
+
+    const atSymbolOffset = textBefore.lastIndexOf('@')
+    const matchText = textBefore.slice(atSymbolOffset)
+    const range = { from: selection.from - matchText.length, to: selection.from }
+    setActiveAtMention({ range, query })
+
+    const wrapper = wrapperRef.current
+    if (!wrapper) {
+      setAtAnchorPosition(null)
+      return
+    }
+
+    const coords = editor.view.coordsAtPos(selection.from)
+    const wrapperRect = wrapper.getBoundingClientRect()
+    setAtAnchorPosition({
+      left: coords.left - wrapperRect.left,
+      top: coords.bottom - wrapperRect.top,
+    })
+  }, [editor])
+
   useEffect(() => {
     if (!editor || !wikiLinks) return
     editor.on('update', updateWikiLinkState)
@@ -479,6 +758,42 @@ export function MarkdownEditor({
     }
   }, [editor, wikiLinks, updateWikiLinkState])
 
+  useEffect(() => {
+    if (!editor) return
+    editor.on('update', updateRowboatMentionState)
+    editor.on('selectionUpdate', updateRowboatMentionState)
+    return () => {
+      editor.off('update', updateRowboatMentionState)
+      editor.off('selectionUpdate', updateRowboatMentionState)
+    }
+  }, [editor, updateRowboatMentionState])
+
+  useEffect(() => {
+    if (!editor) return
+    editor.on('update', updateAtMentionState)
+    editor.on('selectionUpdate', updateAtMentionState)
+    return () => {
+      editor.off('update', updateAtMentionState)
+      editor.off('selectionUpdate', updateAtMentionState)
+    }
+  }, [editor, updateAtMentionState])
+
+  // When a tell-rowboat block is clicked, compute anchor and open popover
+  useEffect(() => {
+    if (!rowboatBlockEdit || !editor) return
+    const wrapper = wrapperRef.current
+    if (!wrapper) return
+    const coords = editor.view.coordsAtPos(rowboatBlockEdit.nodePos)
+    const wrapperRect = wrapper.getBoundingClientRect()
+    const proseMirrorEl = wrapper.querySelector('.ProseMirror') as HTMLElement | null
+    const pmRect = proseMirrorEl?.getBoundingClientRect()
+    setRowboatAnchorTop({
+      top: coords.top - wrapperRect.top + wrapper.scrollTop,
+      left: pmRect ? pmRect.left - wrapperRect.left : 0,
+      width: pmRect ? pmRect.width : wrapperRect.width,
+    })
+  }, [editor, rowboatBlockEdit])
+
   // Update editor content when prop changes (e.g., file selection changes)
   useEffect(() => {
     if (editor && content !== undefined) {
@@ -489,12 +804,37 @@ export function MarkdownEditor({
         isInternalUpdate.current = true
         // Pre-process to preserve blank lines
         const preprocessed = preprocessMarkdown(content)
-        editor.commands.setContent(preprocessed)
+        // Treat tab-open content as baseline: do not add hydration to undo history.
+        editor.chain().setMeta('addToHistory', false).setContent(preprocessed).run()
         isInternalUpdate.current = false
       }
     }
   }, [editor, content])
 
+  useEffect(() => {
+    if (!onHistoryHandlersChange) return
+    if (!editor) {
+      onHistoryHandlersChange(null)
+      return
+    }
+
+    onHistoryHandlersChange({
+      undo: () => editor.chain().focus().undo().run(),
+      redo: () => editor.chain().focus().redo().run(),
+    })
+
+    return () => {
+      onHistoryHandlersChange(null)
+    }
+  }, [editor, onHistoryHandlersChange])
+
+  // Update editable state when prop changes
+  useEffect(() => {
+    if (editor) {
+      editor.setEditable(editable)
+    }
+  }, [editor, editable])
+
   // Force re-render decorations when selection highlight changes
   useEffect(() => {
     if (editor) {
@@ -544,9 +884,89 @@ export function MarkdownEditor({
     handleSelectWikiLinkRef.current = handleSelectWikiLink
   }, [handleSelectWikiLink])
 
+  const handleRowboatAdd = useCallback(async (instruction: string) => {
+    if (!editor) return
+
+    if (rowboatBlockEdit) {
+      // Editing existing taskBlock — update its data attribute
+      const { nodePos } = rowboatBlockEdit
+      const node = editor.state.doc.nodeAt(nodePos)
+      if (node && node.type.name === 'taskBlock') {
+        // Preserve existing schedule data
+        let updated: Record<string, unknown> = { instruction }
+        try {
+          const existing = JSON.parse(node.attrs.data || '{}')
+          updated = { ...existing, instruction }
+        } catch {
+          // Invalid JSON — just write new
+        }
+        const tr = editor.state.tr.setNodeMarkup(nodePos, undefined, { data: JSON.stringify(updated) })
+        editor.view.dispatch(tr)
+      }
+      setRowboatBlockEdit(null)
+      rowboatBlockEditRef.current = null
+      setRowboatAnchorTop(null)
+      return
+    }
+
+    if (activeRowboatMention) {
+      // Classify schedule intent for new blocks
+      const blockData: Record<string, unknown> = { instruction }
+      try {
+        const result = await window.ipc.invoke('inline-task:classifySchedule', { instruction })
+        if (result.schedule) {
+          const { label, ...rest } = result.schedule
+          blockData.schedule = rest
+          blockData['schedule-label'] = label
+        }
+      } catch (error) {
+        console.error('[RowboatAdd] Schedule classification failed:', error)
+      }
+
+      editor
+        .chain()
+        .focus()
+        .insertContentAt(
+          { from: activeRowboatMention.range.from, to: activeRowboatMention.range.to },
+          [
+            { type: 'taskBlock', attrs: { data: JSON.stringify(blockData) } },
+            { type: 'paragraph' },
+          ],
+        )
+        .run()
+
+      // Mark note as live
+      if (onFrontmatterChange) {
+        const fields = extractAllFrontmatterValues(frontmatter ?? null)
+        fields['live_note'] = 'true'
+        onFrontmatterChange(buildFrontmatter(fields))
+      }
+
+      setActiveRowboatMention(null)
+      setRowboatAnchorTop(null)
+    }
+  }, [editor, activeRowboatMention, rowboatBlockEdit, frontmatter, onFrontmatterChange])
+
+  const handleRowboatRemove = useCallback(() => {
+    if (!editor || !rowboatBlockEdit) return
+    const { nodePos } = rowboatBlockEdit
+    const node = editor.state.doc.nodeAt(nodePos)
+    if (node) {
+      editor
+        .chain()
+        .focus()
+        .deleteRange({ from: nodePos, to: nodePos + node.nodeSize })
+        .run()
+    }
+    setRowboatBlockEdit(null)
+    rowboatBlockEditRef.current = null
+    setRowboatAnchorTop(null)
+  }, [editor, rowboatBlockEdit])
+
   const handleScroll = useCallback(() => {
     updateWikiLinkState()
-  }, [updateWikiLinkState])
+    updateAtMentionState()
+  }, [updateWikiLinkState, updateAtMentionState])
 
   const showWikiPopover = Boolean(wikiLinks && activeWikiLink && anchorPosition)
   const wikiOptions = useMemo(() => {
@@ -574,6 +994,63 @@ export function MarkdownEditor({
     setWikiCommandValue((prev) => (wikiOptions.includes(prev) ? prev : wikiOptions[0]))
   }, [showWikiPopover, wikiOptions])
 
+  // @ mention autocomplete options
+  const atMentionOptions = useMemo(() => [
+    { value: 'rowboat', label: '@rowboat', description: 'Research, schedule, or run tasks with AI' },
+  ], [])
+
+  const filteredAtOptions = useMemo(() => {
+    if (!activeAtMention) return []
+    const q = activeAtMention.query.toLowerCase()
+    if (!q) return atMentionOptions
+    return atMentionOptions.filter((opt) => opt.value.toLowerCase().startsWith(q))
+  }, [activeAtMention, atMentionOptions])
+
+  const atOptionValues = useMemo(() => filteredAtOptions.map((o) => o.value), [filteredAtOptions])
+  const showAtPopover = Boolean(activeAtMention && atAnchorPosition && filteredAtOptions.length > 0)
+
+  useEffect(() => {
+    atKeyStateRef.current = { open: showAtPopover, options: atOptionValues, value: atCommandValue }
+  }, [showAtPopover, atOptionValues, atCommandValue])
+
+  // Keep @ cmdk selection in sync
+  useEffect(() => {
+    if (!showAtPopover) {
+      setAtCommandValue('')
+      return
+    }
+    if (atOptionValues.length === 0) {
+      setAtCommandValue('')
+      return
+    }
+    setAtCommandValue((prev) => (atOptionValues.includes(prev) ? prev : atOptionValues[0]))
+  }, [showAtPopover, atOptionValues])
+
+  // @ mention selection handler
+  const handleSelectAtMention = useCallback((value: string) => {
+    if (!editor || !activeAtMention) return
+
+    if (value === 'rowboat') {
+      // Replace "@<partial>" with "@rowboat" — this triggers updateRowboatMentionState
+      editor
+        .chain()
+        .focus()
+        .insertContentAt(
+          { from: activeAtMention.range.from, to: activeAtMention.range.to },
+          '@rowboat'
+        )
+        .run()
+    }
+
+    setActiveAtMention(null)
+    setAtAnchorPosition(null)
+    setAtCommandValue('')
+  }, [editor, activeAtMention])
+
+  useEffect(() => {
+    handleSelectAtMentionRef.current = handleSelectAtMention
+  }, [handleSelectAtMention])
+
   // Handle keyboard shortcuts
   const handleKeyDown = useCallback((event: React.KeyboardEvent) => {
     if (event.key === 's' && (event.metaKey || event.ctrlKey)) {
@@ -595,6 +1072,13 @@ export function MarkdownEditor({
         onSelectionHighlight={setSelectionHighlight}
         onImageUpload={handleImageUploadWithPlaceholder}
       />
+      {(frontmatter !== undefined) && onFrontmatterChange && (
+        <FrontmatterProperties
+          raw={frontmatter}
+          onRawChange={onFrontmatterChange}
+          editable={editable}
+        />
+      )}
       <div className="editor-content-wrapper" ref={wrapperRef} onScroll={handleScroll}>
         <EditorContent editor={editor} />
         {wikiLinks ? (
@@ -651,6 +1135,64 @@ export function MarkdownEditor({
             </PopoverContent>
           </Popover>
         ) : null}
+        {/* @ mention autocomplete popover */}
+        <Popover
+          open={showAtPopover}
+          onOpenChange={(open) => {
+            if (!open) {
+              setActiveAtMention(null)
+              setAtAnchorPosition(null)
+              setAtCommandValue('')
+            }
+          }}
+        >
+          <PopoverAnchor asChild>
+            <span
+              className="wiki-link-anchor"
+              style={
+                atAnchorPosition
+                  ? { left: atAnchorPosition.left, top: atAnchorPosition.top }
+                  : undefined
+              }
+            />
+          </PopoverAnchor>
+          <PopoverContent
+            className="w-72 p-1"
+            align="start"
+            side="bottom"
+            onOpenAutoFocus={(event) => event.preventDefault()}
+          >
+            <Command shouldFilter={false} value={atCommandValue} onValueChange={setAtCommandValue}>
+              <CommandList>
+                {filteredAtOptions.map((opt) => (
+                  <CommandItem
+                    key={opt.value}
+                    value={opt.value}
+                    onSelect={() => handleSelectAtMention(opt.value)}
+                  >
+                    <div className="flex flex-col">
+                      <span className="font-medium">{opt.label}</span>
+                      <span className="text-xs text-muted-foreground">{opt.description}</span>
+                    </div>
+                  </CommandItem>
+                ))}
+              </CommandList>
+            </Command>
+          </PopoverContent>
+        </Popover>
+        <RowboatMentionPopover
+          open={Boolean((activeRowboatMention || rowboatBlockEdit) && rowboatAnchorTop)}
+          anchor={rowboatAnchorTop}
+          initialText={rowboatBlockEdit?.existingText ?? ''}
+          onAdd={handleRowboatAdd}
+          onRemove={rowboatBlockEdit ? handleRowboatRemove : undefined}
+          onClose={() => {
+            setActiveRowboatMention(null)
+            setRowboatBlockEdit(null)
+            rowboatBlockEditRef.current = null
+            setRowboatAnchorTop(null)
+          }}
+        />
       </div>
     </div>
   )
diff --git a/apps/x/apps/renderer/src/components/onboarding-modal.tsx b/apps/x/apps/renderer/src/components/onboarding-modal.tsx
index 464d8b96..3e663b91 100644
--- a/apps/x/apps/renderer/src/components/onboarding-modal.tsx
+++ b/apps/x/apps/renderer/src/components/onboarding-modal.tsx
@@ -55,14 +55,14 @@ export function OnboardingModal({ open, onComplete }: OnboardingModalProps) {
   const [modelsCatalog, setModelsCatalog] = useState<Record<string, LlmModelOption[]>>({})
   const [modelsLoading, setModelsLoading] = useState(false)
   const [modelsError, setModelsError] = useState<string | null>(null)
-  const [providerConfigs, setProviderConfigs] = useState<Record<LlmProviderFlavor, { apiKey: string; baseURL: string; model: string }>>({
-    openai: { apiKey: "", baseURL: "", model: "" },
-    anthropic: { apiKey: "", baseURL: "", model: "" },
-    google: { apiKey: "", baseURL: "", model: "" },
-    openrouter: { apiKey: "", baseURL: "", model: "" },
-    aigateway: { apiKey: "", baseURL: "", model: "" },
-    ollama: { apiKey: "", baseURL: "http://localhost:11434", model: "" },
-    "openai-compatible": { apiKey: "", baseURL: "http://localhost:1234/v1", model: "" },
+  const [providerConfigs, setProviderConfigs] = useState<Record<LlmProviderFlavor, { apiKey: string; baseURL: string; model: string; knowledgeGraphModel: string }>>({
+    openai: { apiKey: "", baseURL: "", model: "", knowledgeGraphModel: "" },
+    anthropic: { apiKey: "", baseURL: "", model: "", knowledgeGraphModel: "" },
+    google: { apiKey: "", baseURL: "", model: "", knowledgeGraphModel: "" },
+    openrouter: { apiKey: "", baseURL: "", model: "", knowledgeGraphModel: "" },
+    aigateway: { apiKey: "", baseURL: "", model: "", knowledgeGraphModel: "" },
+    ollama: { apiKey: "", baseURL: "http://localhost:11434", model: "", knowledgeGraphModel: "" },
+    "openai-compatible": { apiKey: "", baseURL: "http://localhost:1234/v1", model: "", knowledgeGraphModel: "" },
   })
   const [testState, setTestState] = useState<{ status: "idle" | "testing" | "success" | "error"; error?: string }>({
     status: "idle",
@@ -89,7 +89,7 @@ export function OnboardingModal({ open, onComplete }: OnboardingModalProps) {
   const [slackDiscoverError, setSlackDiscoverError] = useState<string | null>(null)
 
   const updateProviderConfig = useCallback(
-    (provider: LlmProviderFlavor, updates: Partial<{ apiKey: string; baseURL: string; model: string }>) => {
+    (provider: LlmProviderFlavor, updates: Partial<{ apiKey: string; baseURL: string; model: string; knowledgeGraphModel: string }>) => {
       setProviderConfigs(prev => ({
         ...prev,
         [provider]: { ...prev[provider], ...updates },
@@ -306,6 +306,7 @@ export function OnboardingModal({ open, onComplete }: OnboardingModalProps) {
       const apiKey = activeConfig.apiKey.trim() || undefined
       const baseURL = activeConfig.baseURL.trim() || undefined
       const model = activeConfig.model.trim()
+      const knowledgeGraphModel = activeConfig.knowledgeGraphModel.trim() || undefined
       const providerConfig = {
         provider: {
           flavor: llmProvider,
@@ -313,6 +314,7 @@ export function OnboardingModal({ open, onComplete }: OnboardingModalProps) {
           baseURL,
         },
         model,
+        knowledgeGraphModel,
       }
       const result = await window.ipc.invoke("models:test", providerConfig)
       if (result.success) {
@@ -691,39 +693,74 @@ export function OnboardingModal({ open, onComplete }: OnboardingModalProps) {
             )}
           </div>
 
-          <div className="space-y-2">
-            <span className="text-xs font-medium text-muted-foreground uppercase tracking-wider">Model</span>
-            {modelsLoading ? (
-              <div className="flex items-center gap-2 text-sm text-muted-foreground">
-                <Loader2 className="size-4 animate-spin" />
-                Loading models...
-              </div>
-            ) : showModelInput ? (
-              <Input
-                value={activeConfig.model}
-                onChange={(e) => updateProviderConfig(llmProvider, { model: e.target.value })}
-                placeholder="Enter model"
-              />
-            ) : (
-              <Select
-                value={activeConfig.model}
-                onValueChange={(value) => updateProviderConfig(llmProvider, { model: value })}
-              >
-                <SelectTrigger>
-                  <SelectValue placeholder="Select a model" />
-                </SelectTrigger>
-                <SelectContent>
-                  {modelsForProvider.map((model) => (
-                    <SelectItem key={model.id} value={model.id}>
-                      {model.name || model.id}
-                    </SelectItem>
-                  ))}
-                </SelectContent>
-              </Select>
-            )}
-            {modelsError && (
-              <div className="text-xs text-destructive">{modelsError}</div>
-            )}
+          <div className="grid grid-cols-2 gap-3">
+            <div className="space-y-2">
+              <span className="text-xs font-medium text-muted-foreground uppercase tracking-wider">Assistant model</span>
+              {modelsLoading ? (
+                <div className="flex items-center gap-2 text-sm text-muted-foreground">
+                  <Loader2 className="size-4 animate-spin" />
+                  Loading...
+                </div>
+              ) : showModelInput ? (
+                <Input
+                  value={activeConfig.model}
+                  onChange={(e) => updateProviderConfig(llmProvider, { model: e.target.value })}
+                  placeholder="Enter model"
+                />
+              ) : (
+                <Select
+                  value={activeConfig.model}
+                  onValueChange={(value) => updateProviderConfig(llmProvider, { model: value })}
+                >
+                  <SelectTrigger>
+                    <SelectValue placeholder="Select a model" />
+                  </SelectTrigger>
+                  <SelectContent>
+                    {modelsForProvider.map((model) => (
+                      <SelectItem key={model.id} value={model.id}>
+                        {model.name || model.id}
+                      </SelectItem>
+                    ))}
+                  </SelectContent>
+                </Select>
+              )}
+              {modelsError && (
+                <div className="text-xs text-destructive">{modelsError}</div>
+              )}
+            </div>
+
+            <div className="space-y-2">
+              <span className="text-xs font-medium text-muted-foreground uppercase tracking-wider">Knowledge graph model</span>
+              {modelsLoading ? (
+                <div className="flex items-center gap-2 text-sm text-muted-foreground">
+                  <Loader2 className="size-4 animate-spin" />
+                  Loading...
+                </div>
+              ) : showModelInput ? (
+                <Input
+                  value={activeConfig.knowledgeGraphModel}
+                  onChange={(e) => updateProviderConfig(llmProvider, { knowledgeGraphModel: e.target.value })}
+                  placeholder={activeConfig.model || "Enter model"}
+                />
+              ) : (
+                <Select
+                  value={activeConfig.knowledgeGraphModel || "__same__"}
+                  onValueChange={(value) => updateProviderConfig(llmProvider, { knowledgeGraphModel: value === "__same__" ? "" : value })}
+                >
+                  <SelectTrigger>
+                    <SelectValue placeholder="Select a model" />
+                  </SelectTrigger>
+                  <SelectContent>
+                    <SelectItem value="__same__">Same as assistant</SelectItem>
+                    {modelsForProvider.map((model) => (
+                      <SelectItem key={model.id} value={model.id}>
+                        {model.name || model.id}
+                      </SelectItem>
+                    ))}
+                  </SelectContent>
+                </Select>
+              )}
+            </div>
           </div>
 
           {showApiKey && (
diff --git a/apps/x/apps/renderer/src/components/rowboat-mention-popover.tsx b/apps/x/apps/renderer/src/components/rowboat-mention-popover.tsx
new file mode 100644
index 00000000..a5a63bc7
--- /dev/null
+++ b/apps/x/apps/renderer/src/components/rowboat-mention-popover.tsx
@@ -0,0 +1,109 @@
+import { useState, useRef, useEffect } from 'react'
+import { Loader2 } from 'lucide-react'
+
+interface RowboatMentionPopoverProps {
+  open: boolean
+  anchor: { top: number; left: number; width: number } | null
+  initialText?: string
+  onAdd: (instruction: string) => void | Promise<void>
+  onRemove?: () => void
+  onClose: () => void
+}
+
+export function RowboatMentionPopover({ open, anchor, initialText = '', onAdd, onRemove, onClose }: RowboatMentionPopoverProps) {
+  const [text, setText] = useState('')
+  const [loading, setLoading] = useState(false)
+  const textareaRef = useRef<HTMLTextAreaElement>(null)
+  const containerRef = useRef<HTMLDivElement>(null)
+
+  useEffect(() => {
+    if (open) {
+      setText(initialText)
+      setLoading(false)
+      requestAnimationFrame(() => {
+        textareaRef.current?.focus()
+      })
+    }
+  }, [open, initialText])
+
+  // Close on outside click
+  useEffect(() => {
+    if (!open) return
+    const handleMouseDown = (e: MouseEvent) => {
+      if (containerRef.current && !containerRef.current.contains(e.target as Node)) {
+        onClose()
+      }
+    }
+    document.addEventListener('mousedown', handleMouseDown)
+    return () => document.removeEventListener('mousedown', handleMouseDown)
+  }, [open, onClose])
+
+  if (!open || !anchor) return null
+
+  const handleSubmit = async () => {
+    const trimmed = text.trim()
+    if (!trimmed || loading) return
+    setLoading(true)
+    try {
+      await onAdd(trimmed)
+    } finally {
+      setLoading(false)
+    }
+    setText('')
+  }
+
+  return (
+    <div
+      ref={containerRef}
+      className="absolute z-50"
+      style={{
+        top: anchor.top,
+        left: anchor.left,
+        width: anchor.width,
+      }}
+    >
+      <div className="relative border border-input rounded-md bg-popover shadow-sm">
+        <div className="flex items-start gap-1.5 px-3 pt-2 pb-8">
+          <span className="text-sm text-muted-foreground select-none shrink-0 leading-[1.5]">@rowboat</span>
+          <textarea
+            ref={textareaRef}
+            className="flex-1 bg-transparent text-sm placeholder:text-muted-foreground focus:outline-none resize-none leading-[1.5]"
+            placeholder=""
+            rows={2}
+            value={text}
+            disabled={loading}
+            onChange={(e) => setText(e.target.value)}
+            onKeyDown={(e) => {
+              if (e.key === 'Enter' && (e.metaKey || e.ctrlKey || e.shiftKey)) {
+                e.preventDefault()
+                void handleSubmit()
+              }
+              if (e.key === 'Escape') {
+                e.preventDefault()
+                onClose()
+              }
+            }}
+          />
+        </div>
+        <div className="absolute bottom-1.5 right-1.5 flex items-center gap-1.5">
+          {onRemove && (
+            <button
+              className="inline-flex items-center justify-center rounded px-2.5 py-1 text-xs font-medium text-muted-foreground hover:text-destructive hover:bg-destructive/10"
+              onClick={onRemove}
+              disabled={loading}
+            >
+              Remove
+            </button>
+          )}
+          <button
+            className="inline-flex items-center justify-center rounded bg-primary px-2.5 py-1 text-xs font-medium text-primary-foreground hover:bg-primary/90 disabled:opacity-50"
+            disabled={!text.trim() || loading}
+            onClick={() => void handleSubmit()}
+          >
+            {loading ? <Loader2 className="size-3 animate-spin" /> : 'Add'}
+          </button>
+        </div>
+      </div>
+    </div>
+  )
+}
diff --git a/apps/x/apps/renderer/src/components/settings-dialog.tsx b/apps/x/apps/renderer/src/components/settings-dialog.tsx
index 840b9cf4..6d6dfbfc 100644
--- a/apps/x/apps/renderer/src/components/settings-dialog.tsx
+++ b/apps/x/apps/renderer/src/components/settings-dialog.tsx
@@ -1,8 +1,8 @@
 "use client"
 
 import * as React from "react"
-import { useState, useEffect, useCallback } from "react"
-import { Server, Key, Shield, Palette, Monitor, Sun, Moon, Loader2, CheckCircle2 } from "lucide-react"
+import { useState, useEffect, useCallback, useMemo } from "react"
+import { Server, Key, Shield, Palette, Monitor, Sun, Moon, Loader2, CheckCircle2, Tags, Mail, BookOpen, ChevronRight, Plus, X } from "lucide-react"
 
 import {
   Dialog,
@@ -18,11 +18,12 @@ import {
   SelectTrigger,
   SelectValue,
 } from "@/components/ui/select"
+import { Switch } from "@/components/ui/switch"
 import { cn } from "@/lib/utils"
 import { useTheme } from "@/contexts/theme-context"
 import { toast } from "sonner"
 
-type ConfigTab = "models" | "mcp" | "security" | "appearance"
+type ConfigTab = "models" | "mcp" | "security" | "appearance" | "note-tagging"
 
 interface TabConfig {
   id: ConfigTab
@@ -60,6 +61,13 @@ const tabs: TabConfig[] = [
     icon: Palette,
     description: "Customize the look and feel",
   },
+  {
+    id: "note-tagging",
+    label: "Note Tagging",
+    icon: Tags,
+    path: "config/tags.json",
+    description: "Configure tags for notes and emails",
+  },
 ]
 
 interface SettingsDialogProps {
@@ -167,14 +175,15 @@ const defaultBaseURLs: Partial<Record<LlmProviderFlavor, string>> = {
 
 function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
   const [provider, setProvider] = useState<LlmProviderFlavor>("openai")
-  const [providerConfigs, setProviderConfigs] = useState<Record<LlmProviderFlavor, { apiKey: string; baseURL: string; model: string }>>({
-    openai: { apiKey: "", baseURL: "", model: "" },
-    anthropic: { apiKey: "", baseURL: "", model: "" },
-    google: { apiKey: "", baseURL: "", model: "" },
-    openrouter: { apiKey: "", baseURL: "", model: "" },
-    aigateway: { apiKey: "", baseURL: "", model: "" },
-    ollama: { apiKey: "", baseURL: "http://localhost:11434", model: "" },
-    "openai-compatible": { apiKey: "", baseURL: "http://localhost:1234/v1", model: "" },
+  const [defaultProvider, setDefaultProvider] = useState<LlmProviderFlavor | null>(null)
+  const [providerConfigs, setProviderConfigs] = useState<Record<LlmProviderFlavor, { apiKey: string; baseURL: string; models: string[]; knowledgeGraphModel: string }>>({
+    openai: { apiKey: "", baseURL: "", models: [""], knowledgeGraphModel: "" },
+    anthropic: { apiKey: "", baseURL: "", models: [""], knowledgeGraphModel: "" },
+    google: { apiKey: "", baseURL: "", models: [""], knowledgeGraphModel: "" },
+    openrouter: { apiKey: "", baseURL: "", models: [""], knowledgeGraphModel: "" },
+    aigateway: { apiKey: "", baseURL: "", models: [""], knowledgeGraphModel: "" },
+    ollama: { apiKey: "", baseURL: "http://localhost:11434", models: [""], knowledgeGraphModel: "" },
+    "openai-compatible": { apiKey: "", baseURL: "http://localhost:1234/v1", models: [""], knowledgeGraphModel: "" },
   })
   const [modelsCatalog, setModelsCatalog] = useState<Record<string, LlmModelOption[]>>({})
   const [modelsLoading, setModelsLoading] = useState(false)
@@ -193,13 +202,14 @@ function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
   const showModelInput = isLocalProvider || modelsForProvider.length === 0
   const isMoreProvider = moreProviders.some(p => p.id === provider)
 
+  const primaryModel = activeConfig.models[0] || ""
   const canTest =
-    activeConfig.model.trim().length > 0 &&
+    primaryModel.trim().length > 0 &&
     (!requiresApiKey || activeConfig.apiKey.trim().length > 0) &&
     (!requiresBaseURL || activeConfig.baseURL.trim().length > 0)
 
   const updateConfig = useCallback(
-    (prov: LlmProviderFlavor, updates: Partial<{ apiKey: string; baseURL: string; model: string }>) => {
+    (prov: LlmProviderFlavor, updates: Partial<{ apiKey: string; baseURL: string; models: string[]; knowledgeGraphModel: string }>) => {
       setProviderConfigs(prev => ({
         ...prev,
         [prov]: { ...prev[prov], ...updates },
@@ -209,6 +219,39 @@ function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
     []
   )
 
+  const updateModelAt = useCallback(
+    (prov: LlmProviderFlavor, index: number, value: string) => {
+      setProviderConfigs(prev => {
+        const models = [...prev[prov].models]
+        models[index] = value
+        return { ...prev, [prov]: { ...prev[prov], models } }
+      })
+      setTestState({ status: "idle" })
+    },
+    []
+  )
+
+  const addModel = useCallback(
+    (prov: LlmProviderFlavor) => {
+      setProviderConfigs(prev => ({
+        ...prev,
+        [prov]: { ...prev[prov], models: [...prev[prov].models, ""] },
+      }))
+    },
+    []
+  )
+
+  const removeModel = useCallback(
+    (prov: LlmProviderFlavor, index: number) => {
+      setProviderConfigs(prev => {
+        const models = prev[prov].models.filter((_, i) => i !== index)
+        return { ...prev, [prov]: { ...prev[prov], models: models.length > 0 ? models : [""] } }
+      })
+      setTestState({ status: "idle" })
+    },
+    []
+  )
+
   // Load current config from file
   useEffect(() => {
     if (!dialogOpen) return
@@ -223,14 +266,42 @@ function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
         if (parsed?.provider?.flavor && parsed?.model) {
           const flavor = parsed.provider.flavor as LlmProviderFlavor
           setProvider(flavor)
-          setProviderConfigs(prev => ({
-            ...prev,
-            [flavor]: {
-              apiKey: parsed.provider.apiKey || "",
-              baseURL: parsed.provider.baseURL || (defaultBaseURLs[flavor] || ""),
-              model: parsed.model,
-            },
-          }))
+          setDefaultProvider(flavor)
+          setProviderConfigs(prev => {
+            const next = { ...prev };
+            // Hydrate all saved providers from the providers map
+            if (parsed.providers) {
+              for (const [key, entry] of Object.entries(parsed.providers)) {
+                if (key in next) {
+                  const e = entry as any;
+                  const savedModels: string[] = Array.isArray(e.models) && e.models.length > 0
+                    ? e.models
+                    : e.model ? [e.model] : [""];
+                  next[key as LlmProviderFlavor] = {
+                    apiKey: e.apiKey || "",
+                    baseURL: e.baseURL || (defaultBaseURLs[key as LlmProviderFlavor] || ""),
+                    models: savedModels,
+                    knowledgeGraphModel: e.knowledgeGraphModel || "",
+                  };
+                }
+              }
+            }
+            // Active provider takes precedence from top-level config,
+            // but only if it exists in the providers map (wasn't deleted)
+            if (parsed.providers?.[flavor]) {
+              const existingModels = next[flavor].models;
+              const activeModels = existingModels[0] === parsed.model
+                ? existingModels
+                : [parsed.model, ...existingModels.filter((m: string) => m && m !== parsed.model)];
+              next[flavor] = {
+                apiKey: parsed.provider.apiKey || "",
+                baseURL: parsed.provider.baseURL || (defaultBaseURLs[flavor] || ""),
+                models: activeModels.length > 0 ? activeModels : [""],
+                knowledgeGraphModel: parsed.knowledgeGraphModel || "",
+              };
+            }
+            return next;
+          })
         }
       } catch {
         // No existing config or parse error - use defaults
@@ -274,11 +345,12 @@ function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
       const next = { ...prev }
       const cloudProviders: LlmProviderFlavor[] = ["openai", "anthropic", "google"]
       for (const prov of cloudProviders) {
-        const models = modelsCatalog[prov]
-        if (models?.length && !next[prov].model) {
+        const catalog = modelsCatalog[prov]
+        if (catalog?.length && !next[prov].models[0]) {
           const preferred = preferredDefaults[prov]
-          const hasPreferred = preferred && models.some(m => m.id === preferred)
-          next[prov] = { ...next[prov], model: hasPreferred ? preferred : (models[0]?.id || "") }
+          const hasPreferred = preferred && catalog.some(m => m.id === preferred)
+          const defaultModel = hasPreferred ? preferred! : (catalog[0]?.id || "")
+          next[prov] = { ...next[prov], models: [defaultModel] }
         }
       }
       return next
@@ -289,18 +361,23 @@ function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
     if (!canTest) return
     setTestState({ status: "testing" })
     try {
+      const allModels = activeConfig.models.map(m => m.trim()).filter(Boolean)
       const providerConfig = {
         provider: {
           flavor: provider,
           apiKey: activeConfig.apiKey.trim() || undefined,
           baseURL: activeConfig.baseURL.trim() || undefined,
         },
-        model: activeConfig.model.trim(),
+        model: allModels[0] || "",
+        models: allModels,
+        knowledgeGraphModel: activeConfig.knowledgeGraphModel.trim() || undefined,
       }
       const result = await window.ipc.invoke("models:test", providerConfig)
       if (result.success) {
         await window.ipc.invoke("models:saveConfig", providerConfig)
+        setDefaultProvider(provider)
         setTestState({ status: "success" })
+        window.dispatchEvent(new Event('models-config-changed'))
         toast.success("Model configuration saved")
       } else {
         setTestState({ status: "error", error: result.error })
@@ -312,24 +389,120 @@ function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
     }
   }, [canTest, provider, activeConfig])
 
-  const renderProviderCard = (p: { id: LlmProviderFlavor; name: string; description: string }) => (
-    <button
-      key={p.id}
-      onClick={() => {
-        setProvider(p.id)
-        setTestState({ status: "idle" })
-      }}
-      className={cn(
-        "rounded-md border px-3 py-2.5 text-left transition-colors",
-        provider === p.id
-          ? "border-primary bg-primary/5"
-          : "border-border hover:bg-accent"
-      )}
-    >
-      <div className="text-sm font-medium">{p.name}</div>
-      <div className="text-xs text-muted-foreground mt-0.5">{p.description}</div>
-    </button>
-  )
+  const handleSetDefault = useCallback(async (prov: LlmProviderFlavor) => {
+    const config = providerConfigs[prov]
+    const allModels = config.models.map(m => m.trim()).filter(Boolean)
+    if (!allModels[0]) return
+    try {
+      await window.ipc.invoke("models:saveConfig", {
+        provider: {
+          flavor: prov,
+          apiKey: config.apiKey.trim() || undefined,
+          baseURL: config.baseURL.trim() || undefined,
+        },
+        model: allModels[0],
+        models: allModels,
+        knowledgeGraphModel: config.knowledgeGraphModel.trim() || undefined,
+      })
+      setDefaultProvider(prov)
+      window.dispatchEvent(new Event('models-config-changed'))
+      toast.success("Default provider updated")
+    } catch {
+      toast.error("Failed to set default provider")
+    }
+  }, [providerConfigs])
+
+  const handleDeleteProvider = useCallback(async (prov: LlmProviderFlavor) => {
+    try {
+      const result = await window.ipc.invoke("workspace:readFile", { path: "config/models.json" })
+      const parsed = JSON.parse(result.data)
+      if (parsed?.providers?.[prov]) {
+        delete parsed.providers[prov]
+      }
+      // If the deleted provider is the current top-level active one,
+      // switch top-level config to the current default provider
+      if (parsed?.provider?.flavor === prov && defaultProvider && defaultProvider !== prov) {
+        const defConfig = providerConfigs[defaultProvider]
+        const defModels = defConfig.models.map(m => m.trim()).filter(Boolean)
+        parsed.provider = {
+          flavor: defaultProvider,
+          apiKey: defConfig.apiKey.trim() || undefined,
+          baseURL: defConfig.baseURL.trim() || undefined,
+        }
+        parsed.model = defModels[0] || ""
+        parsed.models = defModels
+        parsed.knowledgeGraphModel = defConfig.knowledgeGraphModel.trim() || undefined
+      }
+      await window.ipc.invoke("workspace:writeFile", {
+        path: "config/models.json",
+        data: JSON.stringify(parsed, null, 2),
+      })
+      setProviderConfigs(prev => ({
+        ...prev,
+        [prov]: { apiKey: "", baseURL: defaultBaseURLs[prov] || "", models: [""], knowledgeGraphModel: "" },
+      }))
+      setTestState({ status: "idle" })
+      window.dispatchEvent(new Event('models-config-changed'))
+      toast.success("Provider configuration removed")
+    } catch {
+      toast.error("Failed to remove provider")
+    }
+  }, [defaultProvider, providerConfigs])
+
+  const renderProviderCard = (p: { id: LlmProviderFlavor; name: string; description: string }) => {
+    const isDefault = defaultProvider === p.id
+    const isSelected = provider === p.id
+    const hasModel = providerConfigs[p.id].models[0]?.trim().length > 0
+    return (
+      <button
+        key={p.id}
+        onClick={() => {
+          setProvider(p.id)
+          setTestState({ status: "idle" })
+        }}
+        className={cn(
+          "rounded-md border px-3 py-2.5 text-left transition-colors relative",
+          isSelected
+            ? "border-primary bg-primary/5"
+            : "border-border hover:bg-accent"
+        )}
+      >
+        <div className="flex items-center gap-1.5">
+          <span className="text-sm font-medium">{p.name}</span>
+          {isDefault && (
+            <span className="rounded-full bg-primary/10 px-1.5 py-0.5 text-[10px] font-medium leading-none text-primary">
+              Default
+            </span>
+          )}
+        </div>
+        <div className="text-xs text-muted-foreground mt-0.5">{p.description}</div>
+        {!isDefault && hasModel && isSelected && (
+          <div className="mt-1.5 flex items-center gap-3">
+            <span
+              role="button"
+              onClick={(e) => {
+                e.stopPropagation()
+                handleSetDefault(p.id)
+              }}
+              className="inline-flex text-[11px] text-muted-foreground hover:text-primary transition-colors cursor-pointer"
+            >
+              Set as default
+            </span>
+            <span
+              role="button"
+              onClick={(e) => {
+                e.stopPropagation()
+                handleDeleteProvider(p.id)
+              }}
+              className="inline-flex text-[11px] text-muted-foreground hover:text-destructive transition-colors cursor-pointer"
+            >
+              Remove
+            </span>
+          </div>
+        )}
+      </button>
+    )
+  }
 
   if (configLoading) {
     return (
@@ -362,40 +535,100 @@ function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
         )}
       </div>
 
-      {/* Model selection */}
-      <div className="space-y-2">
-        <span className="text-xs font-medium text-muted-foreground uppercase tracking-wider">Model</span>
-        {modelsLoading ? (
-          <div className="flex items-center gap-2 text-sm text-muted-foreground">
-            <Loader2 className="size-4 animate-spin" />
-            Loading models...
-          </div>
-        ) : showModelInput ? (
-          <Input
-            value={activeConfig.model}
-            onChange={(e) => updateConfig(provider, { model: e.target.value })}
-            placeholder="Enter model"
-          />
-        ) : (
-          <Select
-            value={activeConfig.model}
-            onValueChange={(value) => updateConfig(provider, { model: value })}
-          >
-            <SelectTrigger>
-              <SelectValue placeholder="Select a model" />
-            </SelectTrigger>
-            <SelectContent>
-              {modelsForProvider.map((model) => (
-                <SelectItem key={model.id} value={model.id}>
-                  {model.name || model.id}
-                </SelectItem>
+      {/* Model selection - side by side */}
+      <div className="grid grid-cols-2 gap-3">
+        {/* Assistant models (left column) */}
+        <div className="space-y-2">
+          <span className="text-xs font-medium text-muted-foreground uppercase tracking-wider">Assistant model</span>
+          {modelsLoading ? (
+            <div className="flex items-center gap-2 text-sm text-muted-foreground">
+              <Loader2 className="size-4 animate-spin" />
+              Loading...
+            </div>
+          ) : (
+            <div className="space-y-2">
+              {activeConfig.models.map((model, index) => (
+                <div key={index} className="group/model relative">
+                  {showModelInput ? (
+                    <Input
+                      value={model}
+                      onChange={(e) => updateModelAt(provider, index, e.target.value)}
+                      placeholder="Enter model"
+                    />
+                  ) : (
+                    <Select
+                      value={model}
+                      onValueChange={(value) => updateModelAt(provider, index, value)}
+                    >
+                      <SelectTrigger>
+                        <SelectValue placeholder="Select a model" />
+                      </SelectTrigger>
+                      <SelectContent>
+                        {modelsForProvider.map((m) => (
+                          <SelectItem key={m.id} value={m.id}>
+                            {m.name || m.id}
+                          </SelectItem>
+                        ))}
+                      </SelectContent>
+                    </Select>
+                  )}
+                  {activeConfig.models.length > 1 && (
+                    <button
+                      onClick={() => removeModel(provider, index)}
+                      className="absolute right-8 top-1/2 -translate-y-1/2 flex size-6 items-center justify-center rounded text-muted-foreground opacity-0 transition-opacity hover:text-foreground group-hover/model:opacity-100"
+                    >
+                      <X className="size-3.5" />
+                    </button>
+                  )}
+                </div>
               ))}
-            </SelectContent>
-          </Select>
-        )}
-        {modelsError && (
-          <div className="text-xs text-destructive">{modelsError}</div>
-        )}
+              <button
+                onClick={() => addModel(provider)}
+                className="flex items-center gap-1.5 text-xs text-muted-foreground hover:text-foreground transition-colors"
+              >
+                <Plus className="size-3.5" />
+                Add assistant model
+              </button>
+            </div>
+          )}
+          {modelsError && (
+            <div className="text-xs text-destructive">{modelsError}</div>
+          )}
+        </div>
+
+        {/* Knowledge graph model (right column) */}
+        <div className="space-y-2">
+          <span className="text-xs font-medium text-muted-foreground uppercase tracking-wider">Knowledge graph model</span>
+          {modelsLoading ? (
+            <div className="flex items-center gap-2 text-sm text-muted-foreground">
+              <Loader2 className="size-4 animate-spin" />
+              Loading...
+            </div>
+          ) : showModelInput ? (
+            <Input
+              value={activeConfig.knowledgeGraphModel}
+              onChange={(e) => updateConfig(provider, { knowledgeGraphModel: e.target.value })}
+              placeholder={primaryModel || "Enter model"}
+            />
+          ) : (
+            <Select
+              value={activeConfig.knowledgeGraphModel || "__same__"}
+              onValueChange={(value) => updateConfig(provider, { knowledgeGraphModel: value === "__same__" ? "" : value })}
+            >
+              <SelectTrigger>
+                <SelectValue placeholder="Select a model" />
+              </SelectTrigger>
+              <SelectContent>
+                <SelectItem value="__same__">Same as assistant</SelectItem>
+                {modelsForProvider.map((m) => (
+                  <SelectItem key={m.id} value={m.id}>
+                    {m.name || m.id}
+                  </SelectItem>
+                ))}
+              </SelectContent>
+            </Select>
+          )}
+        </div>
       </div>
 
       {/* API Key */}
@@ -460,6 +693,415 @@ function ModelSettings({ dialogOpen }: { dialogOpen: boolean }) {
   )
 }
 
+// --- Note Tagging Settings ---
+
+interface TagDef {
+  tag: string
+  type: string
+  applicability: "email" | "notes" | "both"
+  description: string
+  example?: string
+  noteEffect?: "create" | "skip" | "none"
+}
+
+const NOTE_TAG_TYPE_ORDER = [
+  "relationship", "relationship-sub", "topic", "action", "status", "source",
+]
+
+const EMAIL_TAG_TYPE_ORDER = [
+  "relationship", "topic", "email-type", "filter", "action", "status",
+]
+
+const TAG_TYPE_LABELS: Record<string, string> = {
+  "relationship": "Relationship",
+  "relationship-sub": "Relationship Sub-Tags",
+  "topic": "Topic",
+  "email-type": "Email Type",
+  "filter": "Filter",
+  "action": "Action",
+  "status": "Status",
+  "source": "Source",
+}
+
+const DEFAULT_TAGS: TagDef[] = [
+  { tag: "investor", type: "relationship", applicability: "both", noteEffect: "create", description: "Investors, VCs, or angels", example: "Following up on our meeting — we'd like to move forward with the Series A term sheet." },
+  { tag: "customer", type: "relationship", applicability: "both", noteEffect: "create", description: "Paying customers", example: "We're seeing great results with Rowboat. Can we discuss expanding to more teams?" },
+  { tag: "prospect", type: "relationship", applicability: "both", noteEffect: "create", description: "Potential customers", example: "Thanks for the demo yesterday. We're interested in starting a pilot." },
+  { tag: "partner", type: "relationship", applicability: "both", noteEffect: "create", description: "Business partners", example: "Let's discuss how we can promote the integration to both our user bases." },
+  { tag: "vendor", type: "relationship", applicability: "both", noteEffect: "create", description: "Service providers you work with", example: "Here are the updated employment agreements you requested." },
+  { tag: "product", type: "relationship", applicability: "both", noteEffect: "skip", description: "Products or services you use (automated)", example: "Your AWS bill for January 2025 is now available." },
+  { tag: "candidate", type: "relationship", applicability: "both", noteEffect: "create", description: "Job applicants", example: "Thanks for reaching out. I'd love to learn more about the engineering role." },
+  { tag: "team", type: "relationship", applicability: "both", noteEffect: "create", description: "Internal team members", example: "Here's the updated roadmap for Q2. Let's discuss in our sync." },
+  { tag: "advisor", type: "relationship", applicability: "both", noteEffect: "create", description: "Advisors, mentors, or board members", example: "I've reviewed the deck. Here are my thoughts on the GTM strategy." },
+  { tag: "personal", type: "relationship", applicability: "both", noteEffect: "create", description: "Family or friends", example: "Are you coming to Thanksgiving this year? Let me know your travel dates." },
+  { tag: "press", type: "relationship", applicability: "both", noteEffect: "create", description: "Journalists or media", example: "I'm writing a piece on AI agents. Would you be available for an interview?" },
+  { tag: "community", type: "relationship", applicability: "both", noteEffect: "create", description: "Users, peers, or open source contributors", example: "Love what you're building with Rowboat. Here's a bug I found..." },
+  { tag: "government", type: "relationship", applicability: "both", noteEffect: "create", description: "Government agencies", example: "Your Delaware franchise tax is due by March 1, 2025." },
+  { tag: "primary", type: "relationship-sub", applicability: "notes", noteEffect: "none", description: "Main contact or decision maker", example: "Sarah Chen — VP Engineering, your main point of contact at Acme." },
+  { tag: "secondary", type: "relationship-sub", applicability: "notes", noteEffect: "none", description: "Supporting contact, involved but not the lead", example: "David Kim — Engineer CC'd on customer emails." },
+  { tag: "executive-assistant", type: "relationship-sub", applicability: "notes", noteEffect: "none", description: "EA or admin handling scheduling and logistics", example: "Lisa — Sarah's EA who schedules all her meetings." },
+  { tag: "cc", type: "relationship-sub", applicability: "notes", noteEffect: "none", description: "Person who's CC'd but not actively engaged", example: "Manager looped in for visibility on deal." },
+  { tag: "referred-by", type: "relationship-sub", applicability: "notes", noteEffect: "none", description: "Person who made an introduction or referral", example: "David Park — Investor who intro'd you to Sarah." },
+  { tag: "former", type: "relationship-sub", applicability: "notes", noteEffect: "none", description: "Previously held this relationship, no longer active", example: "John — Former customer who churned last year." },
+  { tag: "champion", type: "relationship-sub", applicability: "notes", noteEffect: "none", description: "Internal advocate pushing for you", example: "Engineer who loves your product and is selling internally." },
+  { tag: "blocker", type: "relationship-sub", applicability: "notes", noteEffect: "none", description: "Person opposing or blocking progress", example: "CFO resistant to spending on new tools." },
+  { tag: "sales", type: "topic", applicability: "both", noteEffect: "create", description: "Sales conversations, deals, and revenue", example: "Here's the pricing proposal we discussed. Let me know if you have questions." },
+  { tag: "support", type: "topic", applicability: "both", noteEffect: "create", description: "Help requests, issues, and customer support", example: "We're seeing an error when trying to export. Can you help?" },
+  { tag: "legal", type: "topic", applicability: "both", noteEffect: "create", description: "Contracts, terms, compliance, and legal matters", example: "Legal has reviewed the MSA. Attached are our requested changes." },
+  { tag: "finance", type: "topic", applicability: "both", noteEffect: "create", description: "Money, invoices, payments, banking, and taxes", example: "Your invoice #1234 for $5,000 is attached. Payment due in 30 days." },
+  { tag: "hiring", type: "topic", applicability: "both", noteEffect: "create", description: "Recruiting, interviews, and employment", example: "We'd like to move forward with a final round interview. Are you available Thursday?" },
+  { tag: "fundraising", type: "topic", applicability: "both", noteEffect: "create", description: "Raising money and investor relations", example: "Thanks for sending the deck. We'd like to schedule a partner meeting." },
+  { tag: "travel", type: "topic", applicability: "both", noteEffect: "skip", description: "Flights, hotels, trips, and travel logistics", example: "Your flight to Tokyo on March 15 is confirmed. Confirmation #ABC123." },
+  { tag: "event", type: "topic", applicability: "both", noteEffect: "create", description: "Conferences, meetups, and gatherings", example: "You're invited to speak at TechCrunch Disrupt. Can you confirm your availability?" },
+  { tag: "shopping", type: "topic", applicability: "both", noteEffect: "skip", description: "Purchases, orders, and returns", example: "Your order #12345 has shipped. Track it here." },
+  { tag: "health", type: "topic", applicability: "both", noteEffect: "skip", description: "Medical, wellness, and health-related matters", example: "Your appointment with Dr. Smith is confirmed for Monday at 2pm." },
+  { tag: "learning", type: "topic", applicability: "both", noteEffect: "skip", description: "Courses, education, and skill-building", example: "Welcome to the Advanced Python course. Here's your access link." },
+  { tag: "research", type: "topic", applicability: "both", noteEffect: "create", description: "Research requests and information gathering", example: "Here's the market analysis you requested on the AI agent space." },
+  { tag: "intro", type: "email-type", applicability: "both", noteEffect: "create", description: "Warm introduction from someone you know", example: "I'd like to introduce you to Sarah Chen, VP Engineering at Acme." },
+  { tag: "followup", type: "email-type", applicability: "both", noteEffect: "create", description: "Following up on a previous conversation", example: "Following up on our call last week. Have you had a chance to review the proposal?" },
+  { tag: "scheduling", type: "email-type", applicability: "email", noteEffect: "skip", description: "Meeting and calendar scheduling", example: "Are you available for a call next Tuesday at 2pm?" },
+  { tag: "cold-outreach", type: "email-type", applicability: "email", noteEffect: "skip", description: "Unsolicited contact from someone you don't know", example: "Hi, I noticed your company is growing fast. I'd love to show you how we can help with..." },
+  { tag: "newsletter", type: "email-type", applicability: "email", noteEffect: "skip", description: "Newsletters, marketing emails, and subscriptions", example: "This week in AI: The latest developments in agent frameworks..." },
+  { tag: "notification", type: "email-type", applicability: "email", noteEffect: "skip", description: "Automated alerts, receipts, and system notifications", example: "Your password was changed successfully. If this wasn't you, contact support." },
+  { tag: "spam", type: "filter", applicability: "email", noteEffect: "skip", description: "Junk and unwanted email", example: "Congratulations! You've won $1,000,000..." },
+  { tag: "promotion", type: "filter", applicability: "email", noteEffect: "skip", description: "Marketing offers and sales pitches", example: "50% off all items this weekend only!" },
+  { tag: "social", type: "filter", applicability: "email", noteEffect: "skip", description: "Social media notifications", example: "John Smith commented on your post." },
+  { tag: "forums", type: "filter", applicability: "email", noteEffect: "skip", description: "Mailing lists and group discussions", example: "Re: [dev-list] Question about API design" },
+  { tag: "action-required", type: "action", applicability: "both", noteEffect: "create", description: "Needs a response or action from you", example: "Can you send me the pricing by Friday?" },
+  { tag: "fyi", type: "action", applicability: "email", noteEffect: "skip", description: "Informational only, no action needed", example: "Just wanted to let you know the deal closed. Thanks for your help!" },
+  { tag: "urgent", type: "action", applicability: "both", noteEffect: "create", description: "Time-sensitive, needs immediate attention", example: "We need your signature on the contract by EOD today or we lose the deal." },
+  { tag: "waiting", type: "action", applicability: "both", noteEffect: "create", description: "Waiting on a response from them" },
+  { tag: "unread", type: "status", applicability: "email", noteEffect: "none", description: "Not yet processed" },
+  { tag: "to-reply", type: "status", applicability: "email", noteEffect: "none", description: "Need to respond" },
+  { tag: "done", type: "status", applicability: "email", noteEffect: "none", description: "Handled, can be archived" },
+  { tag: "active", type: "status", applicability: "notes", noteEffect: "none", description: "Currently relevant, recent activity" },
+  { tag: "archived", type: "status", applicability: "notes", noteEffect: "none", description: "No longer active, kept for reference" },
+  { tag: "stale", type: "status", applicability: "notes", noteEffect: "none", description: "No activity in 60+ days, needs attention or archive" },
+  { tag: "email", type: "source", applicability: "notes", noteEffect: "none", description: "Created or updated from email" },
+  { tag: "meeting", type: "source", applicability: "notes", noteEffect: "none", description: "Created or updated from meeting transcript" },
+  { tag: "browser", type: "source", applicability: "notes", noteEffect: "none", description: "Content captured from web browsing" },
+  { tag: "web-search", type: "source", applicability: "notes", noteEffect: "none", description: "Information from web search" },
+  { tag: "manual", type: "source", applicability: "notes", noteEffect: "none", description: "Manually entered by user" },
+  { tag: "import", type: "source", applicability: "notes", noteEffect: "none", description: "Imported from another system" },
+]
+
+function TagGroupTable({
+  group,
+  tags,
+  collapsed,
+  onToggle,
+  onAdd,
+  onUpdate,
+  onRemove,
+  getGlobalIndex,
+  isEmail,
+}: {
+  group: { type: string; label: string; tags: TagDef[] }
+  tags: TagDef[]
+  collapsed: boolean
+  onToggle: () => void
+  onAdd: () => void
+  onUpdate: (index: number, field: keyof TagDef, value: string | boolean) => void
+  onRemove: (index: number) => void
+  getGlobalIndex: (type: string, localIndex: number) => number
+  isEmail: boolean
+}) {
+  return (
+    <div>
+      <div className="flex items-center justify-between mb-1.5">
+        <button
+          onClick={onToggle}
+          className="flex items-center gap-1 text-xs font-medium uppercase tracking-wider text-muted-foreground hover:text-foreground transition-colors"
+        >
+          <ChevronRight className={cn("size-3.5 transition-transform", !collapsed && "rotate-90")} />
+          {group.label}
+          <span className="text-[10px] ml-0.5">({group.tags.length})</span>
+        </button>
+        <Button
+          variant="ghost"
+          size="sm"
+          className="h-6 px-2 text-xs"
+          onClick={onAdd}
+        >
+          <Plus className="size-3 mr-1" />
+          Add
+        </Button>
+      </div>
+      {!collapsed && group.tags.length > 0 && (
+        <div className="border rounded-md overflow-hidden">
+          <div className={cn(
+            "gap-1 bg-muted/50 px-2 py-1 text-[10px] font-medium text-muted-foreground uppercase tracking-wider grid",
+            isEmail ? "grid-cols-[100px_1fr_1fr_60px_24px]" : "grid-cols-[100px_1fr_1fr_24px]"
+          )}>
+            <div>Label</div>
+            <div>Description</div>
+            <div>Example</div>
+            {isEmail && <div className="text-center" title="Emails with this label will be excluded from creating notes">Skip notes</div>}
+            <div />
+          </div>
+          {group.tags.map((tag, localIdx) => {
+            const globalIdx = getGlobalIndex(group.type, localIdx)
+            return (
+              <div key={globalIdx} className={cn(
+                "gap-1 border-t px-2 py-0.5 items-center grid",
+                isEmail ? "grid-cols-[100px_1fr_1fr_60px_24px]" : "grid-cols-[100px_1fr_1fr_24px]"
+              )}>
+                <Input
+                  value={tag.tag}
+                  onChange={e => onUpdate(globalIdx, "tag", e.target.value)}
+                  className="h-7 text-xs"
+                  placeholder="tag-name"
+                  title={tag.tag}
+                />
+                <Input
+                  value={tag.description}
+                  onChange={e => onUpdate(globalIdx, "description", e.target.value)}
+                  className="h-7 text-xs"
+                  placeholder="Description"
+                  title={tag.description}
+                />
+                <Input
+                  value={tag.example || ""}
+                  onChange={e => onUpdate(globalIdx, "example", e.target.value)}
+                  className="h-7 text-xs"
+                  placeholder="Example"
+                  title={tag.example || ""}
+                />
+                {isEmail && (
+                  <div className="flex justify-center">
+                    <Switch
+                      checked={tag.noteEffect === "skip"}
+                      onCheckedChange={checked => onUpdate(globalIdx, "noteEffect", checked ? "skip" : "create")}
+                      className="scale-75"
+                    />
+                  </div>
+                )}
+                <button
+                  onClick={() => onRemove(globalIdx)}
+                  className="flex items-center justify-center text-muted-foreground hover:text-destructive transition-colors"
+                >
+                  <X className="size-3.5" />
+                </button>
+              </div>
+            )
+          })}
+        </div>
+      )}
+      {!collapsed && group.tags.length === 0 && (
+        <div className="text-xs text-muted-foreground italic px-2">No tags in this group</div>
+      )}
+    </div>
+  )
+}
+
+function NoteTaggingSettings({ dialogOpen }: { dialogOpen: boolean }) {
+  const [tags, setTags] = useState<TagDef[]>([])
+  const [originalTags, setOriginalTags] = useState<TagDef[]>([])
+  const [loading, setLoading] = useState(true)
+  const [saving, setSaving] = useState(false)
+  const [collapsedGroups, setCollapsedGroups] = useState<Set<string>>(new Set())
+  const [activeSection, setActiveSection] = useState<"notes" | "email">("notes")
+
+  const hasChanges = JSON.stringify(tags) !== JSON.stringify(originalTags)
+
+  useEffect(() => {
+    if (!dialogOpen) return
+    async function load() {
+      setLoading(true)
+      try {
+        const result = await window.ipc.invoke("workspace:readFile", { path: "config/tags.json" })
+        const parsed = JSON.parse(result.data)
+        setTags(parsed)
+        setOriginalTags(parsed)
+      } catch {
+        setTags([...DEFAULT_TAGS])
+        setOriginalTags([...DEFAULT_TAGS])
+      } finally {
+        setLoading(false)
+      }
+    }
+    load()
+  }, [dialogOpen])
+
+  const noteGroups = useMemo(() => {
+    const map = new Map<string, TagDef[]>()
+    for (const tag of tags) {
+      if (tag.applicability === "email") continue
+      const list = map.get(tag.type) ?? []
+      list.push(tag)
+      map.set(tag.type, list)
+    }
+    return NOTE_TAG_TYPE_ORDER.filter(type => map.has(type)).map(type => ({
+      type,
+      label: TAG_TYPE_LABELS[type],
+      tags: map.get(type) ?? [],
+    }))
+  }, [tags])
+
+  const emailGroups = useMemo(() => {
+    const map = new Map<string, TagDef[]>()
+    for (const tag of tags) {
+      if (tag.applicability === "notes") continue
+      const list = map.get(tag.type) ?? []
+      list.push(tag)
+      map.set(tag.type, list)
+    }
+    return EMAIL_TAG_TYPE_ORDER.filter(type => map.has(type)).map(type => ({
+      type,
+      label: TAG_TYPE_LABELS[type],
+      tags: map.get(type) ?? [],
+    }))
+  }, [tags])
+
+  const getGlobalIndex = useCallback((type: string, localIndex: number) => {
+    let count = 0
+    for (let i = 0; i < tags.length; i++) {
+      if (tags[i].type === type) {
+        if (count === localIndex) return i
+        count++
+      }
+    }
+    return -1
+  }, [tags])
+
+  const updateTag = useCallback((index: number, field: keyof TagDef, value: string | boolean) => {
+    setTags(prev => prev.map((t, i) => i === index ? { ...t, [field]: value } : t))
+  }, [])
+
+  const removeTag = useCallback((index: number) => {
+    setTags(prev => prev.filter((_, i) => i !== index))
+  }, [])
+
+  const addTag = useCallback((type: string) => {
+    const isEmailSection = activeSection === "email"
+    const applicability = isEmailSection ? "email" as const : "notes" as const
+    // For email-only types, always use "email"; for notes-only types, always use "notes"; otherwise use "both"
+    const emailOnlyTypes = ["email-type", "filter"]
+    const notesOnlyTypes = ["relationship-sub", "source"]
+    let finalApplicability: "email" | "notes" | "both" = "both"
+    if (emailOnlyTypes.includes(type)) finalApplicability = "email"
+    else if (notesOnlyTypes.includes(type)) finalApplicability = "notes"
+    else finalApplicability = isEmailSection ? "email" : applicability
+
+    const newTag: TagDef = {
+      tag: "",
+      type,
+      applicability: finalApplicability === "email" && !isEmailSection ? "both" : finalApplicability === "notes" && isEmailSection ? "both" : finalApplicability,
+      description: "",
+      noteEffect: isEmailSection ? "create" : "none",
+    }
+    const lastIndex = tags.reduce((acc, t, i) => t.type === type ? i : acc, -1)
+    if (lastIndex === -1) {
+      setTags(prev => [...prev, newTag])
+    } else {
+      setTags(prev => [...prev.slice(0, lastIndex + 1), newTag, ...prev.slice(lastIndex + 1)])
+    }
+  }, [tags, activeSection])
+
+  const handleSave = useCallback(async () => {
+    setSaving(true)
+    try {
+      await window.ipc.invoke("workspace:writeFile", {
+        path: "config/tags.json",
+        data: JSON.stringify(tags, null, 2),
+      })
+      setOriginalTags([...tags])
+      toast.success("Tag configuration saved")
+    } catch {
+      toast.error("Failed to save tag configuration")
+    } finally {
+      setSaving(false)
+    }
+  }, [tags])
+
+  const handleReset = useCallback(() => {
+    if (!confirm("Reset all tags to defaults? This will discard your changes.")) return
+    setTags([...DEFAULT_TAGS])
+  }, [])
+
+  const toggleGroup = useCallback((type: string) => {
+    setCollapsedGroups(prev => {
+      const next = new Set(prev)
+      if (next.has(type)) next.delete(type)
+      else next.add(type)
+      return next
+    })
+  }, [])
+
+  if (loading) {
+    return (
+      <div className="h-full flex items-center justify-center text-muted-foreground text-sm">
+        <Loader2 className="size-4 animate-spin mr-2" />
+        Loading...
+      </div>
+    )
+  }
+
+  const currentGroups = activeSection === "notes" ? noteGroups : emailGroups
+
+  return (
+    <div className="h-full flex flex-col">
+      <div className="flex items-center gap-1 mb-3 border-b">
+        <button
+          onClick={() => setActiveSection("notes")}
+          className={cn(
+            "flex items-center gap-1.5 px-3 py-1.5 text-xs font-medium border-b-2 -mb-px transition-colors",
+            activeSection === "notes"
+              ? "border-foreground text-foreground"
+              : "border-transparent text-muted-foreground hover:text-foreground"
+          )}
+        >
+          <BookOpen className="size-3.5" />
+          Note Tags
+        </button>
+        <button
+          onClick={() => setActiveSection("email")}
+          className={cn(
+            "flex items-center gap-1.5 px-3 py-1.5 text-xs font-medium border-b-2 -mb-px transition-colors",
+            activeSection === "email"
+              ? "border-foreground text-foreground"
+              : "border-transparent text-muted-foreground hover:text-foreground"
+          )}
+        >
+          <Mail className="size-3.5" />
+          Email Labels
+        </button>
+      </div>
+      <div className="flex-1 overflow-y-auto space-y-4 min-h-0">
+        {currentGroups.map(group => (
+          <TagGroupTable
+            key={group.type}
+            group={group}
+            tags={tags}
+            collapsed={collapsedGroups.has(group.type)}
+            onToggle={() => toggleGroup(group.type)}
+            onAdd={() => addTag(group.type)}
+            onUpdate={updateTag}
+            onRemove={removeTag}
+            getGlobalIndex={getGlobalIndex}
+            isEmail={activeSection === "email"}
+          />
+        ))}
+      </div>
+      <div className="pt-3 border-t mt-3 flex items-center justify-between">
+        <div>
+          {hasChanges && (
+            <span className="text-xs text-muted-foreground">Unsaved changes</span>
+          )}
+        </div>
+        <div className="flex items-center gap-2">
+          <Button variant="outline" size="sm" onClick={handleReset}>
+            Reset to defaults
+          </Button>
+          <Button size="sm" onClick={handleSave} disabled={saving || !hasChanges}>
+            {saving ? "Saving..." : "Save"}
+          </Button>
+        </div>
+      </div>
+    </div>
+  )
+}
+
 // --- Main Settings Dialog ---
 
 export function SettingsDialog({ children }: SettingsDialogProps) {
@@ -483,7 +1125,7 @@ export function SettingsDialog({ children }: SettingsDialogProps) {
   }
 
   const loadConfig = useCallback(async (tab: ConfigTab) => {
-    if (tab === "appearance" || tab === "models") return
+    if (tab === "appearance" || tab === "models" || tab === "note-tagging") return
     const tabConfig = tabs.find((t) => t.id === tab)!
     if (!tabConfig.path) return
     setLoading(true)
@@ -589,9 +1231,11 @@ export function SettingsDialog({ children }: SettingsDialogProps) {
             </div>
 
             {/* Content */}
-            <div className={cn("flex-1 p-4 min-h-0", activeTab === "models" ? "overflow-y-auto" : "overflow-hidden")}>
+            <div className={cn("flex-1 p-4 min-h-0", activeTab === "models" ? "overflow-y-auto" : activeTab === "note-tagging" ? "overflow-hidden flex flex-col" : "overflow-hidden")}>
               {activeTab === "models" ? (
                 <ModelSettings dialogOpen={open} />
+              ) : activeTab === "note-tagging" ? (
+                <NoteTaggingSettings dialogOpen={open} />
               ) : activeTab === "appearance" ? (
                 <AppearanceSettings />
               ) : loading ? (
diff --git a/apps/x/apps/renderer/src/components/sidebar-content.tsx b/apps/x/apps/renderer/src/components/sidebar-content.tsx
index fb890ecb..2ae699a9 100644
--- a/apps/x/apps/renderer/src/components/sidebar-content.tsx
+++ b/apps/x/apps/renderer/src/components/sidebar-content.tsx
@@ -16,6 +16,7 @@ import {
   Mic,
   Network,
   Pencil,
+  Table2,
   Plug,
   LoaderIcon,
   Settings,
@@ -101,6 +102,7 @@ type KnowledgeActions = {
   createNote: (parentPath?: string) => void
   createFolder: (parentPath?: string) => void
   openGraph: () => void
+  openBases: () => void
   expandAll: () => void
   collapseAll: () => void
   rename: (path: string, newName: string, isDir: boolean) => Promise<void>
@@ -855,6 +857,7 @@ function KnowledgeSection({
     { icon: FilePlus, label: "New Note", action: () => actions.createNote() },
     { icon: FolderPlus, label: "New Folder", action: () => actions.createFolder() },
     { icon: Network, label: "Graph View", action: () => actions.openGraph() },
+    { icon: Table2, label: "Bases", action: () => actions.openBases() },
   ]
 
   return (
diff --git a/apps/x/apps/renderer/src/components/version-history-panel.tsx b/apps/x/apps/renderer/src/components/version-history-panel.tsx
new file mode 100644
index 00000000..f8d03d38
--- /dev/null
+++ b/apps/x/apps/renderer/src/components/version-history-panel.tsx
@@ -0,0 +1,177 @@
+import { useEffect, useState, useCallback } from 'react'
+import { X, Clock } from 'lucide-react'
+import { cn } from '@/lib/utils'
+import { Button } from '@/components/ui/button'
+
+interface CommitInfo {
+  oid: string
+  message: string
+  timestamp: number
+  author: string
+}
+
+interface VersionHistoryPanelProps {
+  path: string // knowledge-relative file path (e.g. "knowledge/People/John.md")
+  onClose: () => void
+  onSelectVersion: (oid: string | null, content: string) => void // null = current
+  onRestore: (oid: string) => void
+}
+
+function formatTimestamp(unixSeconds: number): { date: string; time: string } {
+  const d = new Date(unixSeconds * 1000)
+  const date = d.toLocaleDateString('en-US', { month: 'long', day: 'numeric' })
+  const time = d.toLocaleTimeString('en-US', { hour: 'numeric', minute: '2-digit', hour12: true })
+  return { date, time }
+}
+
+export function VersionHistoryPanel({
+  path,
+  onClose,
+  onSelectVersion,
+  onRestore,
+}: VersionHistoryPanelProps) {
+  const [commits, setCommits] = useState<CommitInfo[]>([])
+  const [loading, setLoading] = useState(true)
+  const [selectedOid, setSelectedOid] = useState<string | null>(null) // null = current/latest
+  const [error, setError] = useState<string | null>(null)
+
+  // Strip "knowledge/" prefix for IPC calls
+  const relPath = path.startsWith('knowledge/') ? path.slice('knowledge/'.length) : path
+
+  const loadHistory = useCallback(async () => {
+    setLoading(true)
+    setError(null)
+    try {
+      const result = await window.ipc.invoke('knowledge:history', { path: relPath })
+      setCommits(result.commits)
+    } catch (err) {
+      console.error('Failed to load version history:', err)
+      setError('Failed to load history')
+    } finally {
+      setLoading(false)
+    }
+  }, [relPath])
+
+  useEffect(() => {
+    loadHistory()
+  }, [loadHistory])
+
+  // Refresh when new commits land
+  useEffect(() => {
+    return window.ipc.on('knowledge:didCommit', () => {
+      loadHistory()
+    })
+  }, [loadHistory])
+
+  const handleSelectCommit = useCallback(async (oid: string, isLatest: boolean) => {
+    if (isLatest) {
+      setSelectedOid(null)
+      // Read current file content
+      try {
+        const result = await window.ipc.invoke('workspace:readFile', { path })
+        onSelectVersion(null, result.data)
+      } catch (err) {
+        console.error('Failed to read current file:', err)
+      }
+      return
+    }
+
+    setSelectedOid(oid)
+    try {
+      const result = await window.ipc.invoke('knowledge:fileAtCommit', { path: relPath, oid })
+      onSelectVersion(oid, result.content)
+    } catch (err) {
+      console.error('Failed to load file at commit:', err)
+    }
+  }, [path, relPath, onSelectVersion])
+
+  const handleRestore = useCallback(() => {
+    if (selectedOid) {
+      onRestore(selectedOid)
+    }
+  }, [selectedOid, onRestore])
+
+  return (
+    <div className="flex flex-col w-[280px] shrink-0 border-l border-border bg-background">
+      {/* Header */}
+      <div className="flex items-center justify-between px-3 py-2 border-b border-border shrink-0">
+        <span className="text-sm font-medium text-foreground">Version history</span>
+        <button
+          type="button"
+          onClick={onClose}
+          className="flex h-6 w-6 items-center justify-center rounded-md text-muted-foreground hover:bg-accent hover:text-foreground transition-colors"
+          aria-label="Close version history"
+        >
+          <X className="h-4 w-4" />
+        </button>
+      </div>
+
+      {/* Commit list */}
+      <div className="flex-1 min-h-0 overflow-y-auto">
+        {loading ? (
+          <div className="flex items-center justify-center py-8 text-sm text-muted-foreground">
+            Loading...
+          </div>
+        ) : error ? (
+          <div className="flex items-center justify-center py-8 text-sm text-muted-foreground">
+            {error}
+          </div>
+        ) : commits.length === 0 ? (
+          <div className="flex items-center justify-center py-8 text-sm text-muted-foreground">
+            No history available
+          </div>
+        ) : (
+          <div className="py-1">
+            {commits.map((commit, index) => {
+              const isLatest = index === 0
+              const isSelected = isLatest ? selectedOid === null : selectedOid === commit.oid
+              const { date, time } = formatTimestamp(commit.timestamp)
+
+              return (
+                <button
+                  key={commit.oid}
+                  type="button"
+                  onClick={() => handleSelectCommit(commit.oid, isLatest)}
+                  className={cn(
+                    'w-full text-left px-3 py-2 transition-colors',
+                    isSelected
+                      ? 'bg-accent'
+                      : 'hover:bg-accent/50'
+                  )}
+                >
+                  <div className="flex items-center gap-1.5">
+                    {!isLatest && (
+                      <Clock className="h-3 w-3 text-muted-foreground shrink-0" />
+                    )}
+                    <span className="text-sm text-foreground">
+                      {date} &middot; {time}
+                    </span>
+                  </div>
+                  {isLatest && (
+                    <div className="text-xs text-muted-foreground mt-0.5">
+                      Current version
+                    </div>
+                  )}
+                </button>
+              )
+            })}
+          </div>
+        )}
+      </div>
+
+      {/* Footer */}
+      {selectedOid && (
+        <div className="shrink-0 border-t border-border p-3">
+          <Button
+            variant="default"
+            size="sm"
+            className="w-full"
+            onClick={handleRestore}
+          >
+            Restore this version
+          </Button>
+        </div>
+      )}
+    </div>
+  )
+}
diff --git a/apps/x/apps/renderer/src/extensions/task-block.tsx b/apps/x/apps/renderer/src/extensions/task-block.tsx
new file mode 100644
index 00000000..9c93231d
--- /dev/null
+++ b/apps/x/apps/renderer/src/extensions/task-block.tsx
@@ -0,0 +1,98 @@
+import { mergeAttributes, Node } from '@tiptap/react'
+import { ReactNodeViewRenderer, NodeViewWrapper } from '@tiptap/react'
+import { CalendarClock, X } from 'lucide-react'
+import { inlineTask } from '@x/shared'
+
+function TaskBlockView({ node, deleteNode }: { node: { attrs: { data: string } }; deleteNode: () => void }) {
+  const raw = node.attrs.data
+  let instruction = ''
+  let scheduleLabel = ''
+
+  try {
+    const parsed = inlineTask.InlineTaskBlockSchema.parse(JSON.parse(raw))
+    instruction = parsed.instruction
+    scheduleLabel = parsed['schedule-label'] ?? ''
+  } catch {
+    // Fallback: show raw data
+    instruction = raw
+  }
+
+  return (
+    <NodeViewWrapper className="task-block-wrapper" data-type="task-block">
+      <div className="task-block-card">
+        <button
+          className="task-block-delete"
+          onClick={deleteNode}
+          aria-label="Delete task block"
+        >
+          <X size={14} />
+        </button>
+        <div className="task-block-content">
+          <span className="task-block-instruction"><span className="task-block-prefix">@rowboat</span> {instruction}</span>
+          {scheduleLabel && (
+            <span className="task-block-schedule">
+              <CalendarClock size={12} />
+              {scheduleLabel}
+            </span>
+          )}
+        </div>
+      </div>
+    </NodeViewWrapper>
+  )
+}
+
+export const TaskBlockExtension = Node.create({
+  name: 'taskBlock',
+  group: 'block',
+  atom: true,
+  selectable: true,
+  draggable: false,
+
+  addAttributes() {
+    return {
+      data: {
+        default: '{}',
+      },
+    }
+  },
+
+  parseHTML() {
+    return [
+      {
+        tag: 'pre',
+        priority: 60,
+        getAttrs(element) {
+          const code = element.querySelector('code')
+          if (!code) return false
+          const cls = code.className || ''
+          if (cls.includes('language-task') || cls.includes('language-tell-rowboat')) {
+            return { data: code.textContent || '{}' }
+          }
+          return false
+        },
+      },
+    ]
+  },
+
+  renderHTML({ HTMLAttributes }: { HTMLAttributes: Record<string, unknown> }) {
+    return ['div', mergeAttributes(HTMLAttributes, { 'data-type': 'task-block' })]
+  },
+
+  addNodeView() {
+    return ReactNodeViewRenderer(TaskBlockView)
+  },
+
+  addStorage() {
+    return {
+      markdown: {
+        serialize(state: { write: (text: string) => void; closeBlock: (node: unknown) => void }, node: { attrs: { data: string } }) {
+          state.write('```task\n' + node.attrs.data + '\n```')
+          state.closeBlock(node)
+        },
+        parse: {
+          // handled by parseHTML
+        },
+      },
+    }
+  },
+})
diff --git a/apps/x/apps/renderer/src/lib/attachment-presentation.ts b/apps/x/apps/renderer/src/lib/attachment-presentation.ts
new file mode 100644
index 00000000..7ddedd30
--- /dev/null
+++ b/apps/x/apps/renderer/src/lib/attachment-presentation.ts
@@ -0,0 +1,107 @@
+import { getExtension } from '@/lib/file-utils'
+
+export type AttachmentLike = {
+  filename?: string
+  path: string
+  mimeType: string
+}
+
+export type AttachmentIconKind =
+  | 'audio'
+  | 'video'
+  | 'spreadsheet'
+  | 'archive'
+  | 'code'
+  | 'text'
+  | 'file'
+
+const ARCHIVE_EXTENSIONS = new Set([
+  'zip', 'rar', '7z', 'tar', 'gz', 'bz2', 'xz',
+])
+
+const SPREADSHEET_EXTENSIONS = new Set([
+  'csv', 'tsv', 'xls', 'xlsx',
+])
+
+const CODE_EXTENSIONS = new Set([
+  'js', 'jsx', 'ts', 'tsx', 'json', 'yaml', 'yml', 'toml', 'xml',
+  'py', 'rb', 'go', 'rs', 'java', 'kt', 'c', 'cpp', 'h', 'hpp',
+  'cs', 'php', 'swift', 'sh', 'sql', 'html', 'css', 'scss', 'md',
+])
+
+export function getAttachmentDisplayName(attachment: AttachmentLike): string {
+  if (attachment.filename) return attachment.filename
+  const fromPath = attachment.path.split(/[\\/]/).pop()
+  return fromPath || attachment.path
+}
+
+export function getAttachmentTypeLabel(attachment: AttachmentLike): string {
+  const ext = getExtension(getAttachmentDisplayName(attachment))
+  if (ext) return ext.toUpperCase()
+
+  const mediaType = attachment.mimeType.toLowerCase()
+  if (mediaType.startsWith('audio/')) return 'AUDIO'
+  if (mediaType.startsWith('video/')) return 'VIDEO'
+  if (mediaType.startsWith('text/')) return 'TEXT'
+  if (mediaType.startsWith('image/')) return 'IMAGE'
+
+  const [, subtypeRaw = 'file'] = mediaType.split('/')
+  const subtype = subtypeRaw.split(';')[0].split('+').pop() || 'file'
+  const cleaned = subtype.replace(/[^a-z0-9]/gi, '')
+  return cleaned ? cleaned.toUpperCase() : 'FILE'
+}
+
+export function getAttachmentIconKind(attachment: AttachmentLike): AttachmentIconKind {
+  const mediaType = attachment.mimeType.toLowerCase()
+  const ext = getExtension(attachment.filename || attachment.path)
+
+  if (mediaType.startsWith('audio/')) return 'audio'
+  if (mediaType.startsWith('video/')) return 'video'
+  if (mediaType.includes('spreadsheet') || SPREADSHEET_EXTENSIONS.has(ext)) return 'spreadsheet'
+  if (mediaType.includes('zip') || mediaType.includes('compressed') || ARCHIVE_EXTENSIONS.has(ext)) return 'archive'
+  if (
+    mediaType.includes('json')
+    || mediaType.includes('javascript')
+    || mediaType.includes('typescript')
+    || mediaType.includes('xml')
+    || CODE_EXTENSIONS.has(ext)
+  ) {
+    return 'code'
+  }
+  if (mediaType.startsWith('text/') || mediaType.includes('pdf') || mediaType.includes('document')) {
+    return 'text'
+  }
+
+  return 'file'
+}
+
+export function getAttachmentToneClass(typeLabel: string): string {
+  switch (typeLabel) {
+    case 'PDF':
+      return 'bg-red-500 text-white'
+    case 'CSV':
+    case 'XLS':
+    case 'XLSX':
+    case 'TSV':
+      return 'bg-emerald-500 text-white'
+    case 'ZIP':
+    case 'RAR':
+    case '7Z':
+    case 'TAR':
+    case 'GZ':
+      return 'bg-amber-500 text-white'
+    case 'MP3':
+    case 'WAV':
+    case 'M4A':
+    case 'FLAC':
+    case 'AAC':
+      return 'bg-fuchsia-500 text-white'
+    case 'MP4':
+    case 'MOV':
+    case 'AVI':
+    case 'WEBM':
+      return 'bg-violet-500 text-white'
+    default:
+      return 'bg-primary/85 text-primary-foreground'
+  }
+}
diff --git a/apps/x/apps/renderer/src/lib/chat-conversation.ts b/apps/x/apps/renderer/src/lib/chat-conversation.ts
index 4dcd4c8c..830e250b 100644
--- a/apps/x/apps/renderer/src/lib/chat-conversation.ts
+++ b/apps/x/apps/renderer/src/lib/chat-conversation.ts
@@ -2,10 +2,19 @@ import type { ToolUIPart } from 'ai'
 import z from 'zod'
 import { AskHumanRequestEvent, ToolPermissionRequestEvent } from '@x/shared/src/runs.js'
 
+export interface MessageAttachment {
+  path: string
+  filename: string
+  mimeType: string
+  size?: number
+  thumbnailUrl?: string
+}
+
 export interface ChatMessage {
   id: string
   role: 'user' | 'assistant'
   content: string
+  attachments?: MessageAttachment[]
   timestamp: number
 }
 
diff --git a/apps/x/apps/renderer/src/lib/file-utils.ts b/apps/x/apps/renderer/src/lib/file-utils.ts
new file mode 100644
index 00000000..3ac3431a
--- /dev/null
+++ b/apps/x/apps/renderer/src/lib/file-utils.ts
@@ -0,0 +1,61 @@
+const IMAGE_MIMES = new Set([
+    'image/png', 'image/jpeg', 'image/jpg', 'image/gif', 'image/webp',
+    'image/svg+xml', 'image/bmp', 'image/tiff', 'image/ico', 'image/avif',
+]);
+
+const EXTENSION_TO_MIME: Record<string, string> = {
+    // Images
+    png: 'image/png', jpg: 'image/jpeg', jpeg: 'image/jpeg', gif: 'image/gif',
+    webp: 'image/webp', svg: 'image/svg+xml', bmp: 'image/bmp', ico: 'image/ico',
+    avif: 'image/avif', tiff: 'image/tiff',
+    // Text / code
+    txt: 'text/plain', md: 'text/markdown', html: 'text/html', css: 'text/css',
+    csv: 'text/csv', xml: 'text/xml',
+    js: 'text/javascript', ts: 'text/typescript', jsx: 'text/javascript',
+    tsx: 'text/typescript', json: 'application/json', yaml: 'text/yaml',
+    yml: 'text/yaml', toml: 'text/toml',
+    py: 'text/x-python', rb: 'text/x-ruby', rs: 'text/x-rust',
+    go: 'text/x-go', java: 'text/x-java', c: 'text/x-c', cpp: 'text/x-c++',
+    h: 'text/x-c', hpp: 'text/x-c++', sh: 'text/x-shellscript',
+    // Documents
+    pdf: 'application/pdf',
+    // Archives
+    zip: 'application/zip',
+};
+
+export function isImageMime(mimeType: string): boolean {
+    return IMAGE_MIMES.has(mimeType) || mimeType.startsWith('image/');
+}
+
+export function getMimeFromExtension(ext: string): string {
+    const normalized = ext.toLowerCase().replace(/^\./, '');
+    return EXTENSION_TO_MIME[normalized] || 'application/octet-stream';
+}
+
+export function getFileDisplayName(filePath: string): string {
+    return filePath.split('/').pop() || filePath;
+}
+
+export function getExtension(filePath: string): string {
+    const name = filePath.split('/').pop() || '';
+    const dotIndex = name.lastIndexOf('.');
+    return dotIndex > 0 ? name.slice(dotIndex + 1).toLowerCase() : '';
+}
+
+export function toFileUrl(filePath: string): string {
+    if (!filePath) return filePath;
+    if (
+        filePath.startsWith('data:') ||
+        filePath.startsWith('file://') ||
+        filePath.startsWith('http://') ||
+        filePath.startsWith('https://')
+    ) {
+        return filePath;
+    }
+    const normalized = filePath.replace(/\\/g, '/');
+    const encoded = encodeURI(normalized);
+    if (/^[A-Za-z]:\//.test(normalized)) {
+        return `file:///${encoded}`;
+    }
+    return `file://${encoded}`;
+}
diff --git a/apps/x/apps/renderer/src/lib/frontmatter.ts b/apps/x/apps/renderer/src/lib/frontmatter.ts
new file mode 100644
index 00000000..85a74dcf
--- /dev/null
+++ b/apps/x/apps/renderer/src/lib/frontmatter.ts
@@ -0,0 +1,367 @@
+/**
+ * Utilities for splitting, joining, and extracting tags from YAML frontmatter
+ * in knowledge notes and email files.
+ */
+
+/** Split content into raw frontmatter block and body text. */
+export function splitFrontmatter(content: string): { raw: string | null; body: string } {
+  if (!content.startsWith('---')) {
+    return { raw: null, body: content }
+  }
+  const endIndex = content.indexOf('\n---', 3)
+  if (endIndex === -1) {
+    return { raw: null, body: content }
+  }
+  // raw includes both delimiters and the trailing newline after closing ---
+  const closingEnd = endIndex + 4 // '\n---' is 4 chars
+  const raw = content.slice(0, closingEnd)
+  // body starts after the closing --- and its trailing newline
+  let body = content.slice(closingEnd)
+  if (body.startsWith('\n')) {
+    body = body.slice(1)
+  }
+  return { raw, body }
+}
+
+/** Re-prepend raw frontmatter before body when saving. */
+export function joinFrontmatter(raw: string | null, body: string): string {
+  if (!raw) return body
+  return raw + '\n' + body
+}
+
+/** Structured frontmatter fields extracted from categorized YAML. */
+export type FrontmatterFields = {
+  relationship: string | null
+  relationship_sub: string[]
+  topic: string[]
+  email_type: string[]
+  action: string[]
+  status: string | null
+  source: string[]
+}
+
+/**
+ * Extract structured tag categories from raw frontmatter YAML.
+ *
+ * Handles both the new categorized format (top-level keys) and the legacy
+ * flat `tags:` list. For legacy notes the flat tags are mapped into
+ * categories using known tag values.
+ */
+export function extractFrontmatterFields(raw: string | null): FrontmatterFields {
+  const fields: FrontmatterFields = {
+    relationship: null,
+    relationship_sub: [],
+    topic: [],
+    email_type: [],
+    action: [],
+    status: null,
+    source: [],
+  }
+  if (!raw) return fields
+
+  const lines = raw.split('\n')
+  let currentKey: string | null = null
+
+  for (const line of lines) {
+    // Top-level key detection
+    const topMatch = line.match(/^(\w+):\s*(.*)$/)
+    if (topMatch || line === '---') {
+      currentKey = null
+    }
+
+    if (topMatch) {
+      const key = topMatch[1]
+      const value = topMatch[2].trim()
+
+      if (key in fields) {
+        currentKey = key
+        if (value) {
+          const field = fields[key as keyof FrontmatterFields]
+          if (Array.isArray(field)) {
+            (field as string[]).push(value)
+          } else {
+            // single-value field
+            ;(fields as Record<string, unknown>)[key] = value
+          }
+          currentKey = null // inline value, no list follows
+        }
+        continue
+      }
+
+      // Legacy flat tags: — parse and distribute into categories
+      if (key === 'tags') {
+        currentKey = '__legacy_tags'
+        continue
+      }
+    }
+
+    // List items under a categorized key
+    if (currentKey && currentKey !== '__legacy_tags') {
+      const itemMatch = line.match(/^\s+-\s+(.+)$/)
+      if (itemMatch) {
+        const value = itemMatch[1].trim()
+        const field = fields[currentKey as keyof FrontmatterFields]
+        if (Array.isArray(field)) {
+          (field as string[]).push(value)
+        } else {
+          ;(fields as Record<string, unknown>)[currentKey] = value
+        }
+      }
+      continue
+    }
+
+    // Legacy flat tag items → map into categories
+    if (currentKey === '__legacy_tags') {
+      const itemMatch = line.match(/^\s+-\s+(.+)$/)
+      if (itemMatch) {
+        const tag = itemMatch[1].trim()
+        const cat = LEGACY_TAG_TO_CATEGORY[tag]
+        if (cat) {
+          const field = fields[cat as keyof FrontmatterFields]
+          if (Array.isArray(field)) {
+            (field as string[]).push(tag)
+          } else if (!(fields as Record<string, unknown>)[cat]) {
+            ;(fields as Record<string, unknown>)[cat] = tag
+          }
+        }
+      }
+      continue
+    }
+  }
+
+  return fields
+}
+
+/**
+ * Extract ALL top-level YAML key/value pairs from raw frontmatter.
+ * Returns a flat record where scalar values are strings and list values are string[].
+ * Skips `---` delimiters and blank lines.
+ */
+export function extractAllFrontmatterValues(raw: string | null): Record<string, string | string[]> {
+  const result: Record<string, string | string[]> = {}
+  if (!raw) return result
+
+  const lines = raw.split('\n')
+  let currentKey: string | null = null
+
+  for (const line of lines) {
+    if (line === '---' || line.trim() === '') {
+      currentKey = null
+      continue
+    }
+
+    // Top-level key: value
+    const topMatch = line.match(/^(\w[\w\s]*\w|\w+):\s*(.*)$/)
+    if (topMatch) {
+      const key = topMatch[1]
+      const value = topMatch[2].trim()
+      if (value) {
+        result[key] = value
+        currentKey = null
+      } else {
+        // List will follow
+        currentKey = key
+        result[key] = []
+      }
+      continue
+    }
+
+    // List item under current key
+    if (currentKey) {
+      const itemMatch = line.match(/^\s+-\s+(.+)$/)
+      if (itemMatch) {
+        const arr = result[currentKey]
+        if (Array.isArray(arr)) {
+          arr.push(itemMatch[1].trim())
+        }
+      }
+    }
+  }
+
+  return result
+}
+
+/**
+ * Convert a Record of frontmatter fields back to a raw YAML frontmatter string.
+ * Returns null if no non-empty fields remain.
+ */
+export function buildFrontmatter(fields: Record<string, string | string[]>): string | null {
+  const lines: string[] = []
+  for (const [key, value] of Object.entries(fields)) {
+    if (Array.isArray(value)) {
+      if (value.length === 0) continue
+      lines.push(`${key}:`)
+      for (const item of value) {
+        if (item.trim()) lines.push(`  - ${item.trim()}`)
+      }
+    } else {
+      const trimmed = (value ?? '').trim()
+      if (!trimmed) continue
+      lines.push(`${key}: ${trimmed}`)
+    }
+  }
+  if (lines.length === 0) return null
+  return `---\n${lines.join('\n')}\n---`
+}
+
+/** Map known tag values → category for legacy flat-list frontmatter. */
+const LEGACY_TAG_TO_CATEGORY: Record<string, string> = {
+  // relationship
+  investor: 'relationship', customer: 'relationship', prospect: 'relationship',
+  partner: 'relationship', vendor: 'relationship', product: 'relationship',
+  candidate: 'relationship', team: 'relationship', advisor: 'relationship',
+  personal: 'relationship', press: 'relationship', community: 'relationship',
+  government: 'relationship',
+  // relationship_sub
+  primary: 'relationship_sub', secondary: 'relationship_sub',
+  'executive-assistant': 'relationship_sub', cc: 'relationship_sub',
+  'referred-by': 'relationship_sub', former: 'relationship_sub',
+  champion: 'relationship_sub', blocker: 'relationship_sub',
+  // topic
+  sales: 'topic', support: 'topic', legal: 'topic', finance: 'topic',
+  hiring: 'topic', fundraising: 'topic', travel: 'topic', event: 'topic',
+  shopping: 'topic', health: 'topic', learning: 'topic', research: 'topic',
+  // email_type
+  intro: 'email_type', followup: 'email_type',
+  // action
+  'action-required': 'action', urgent: 'action', waiting: 'action',
+  // status
+  active: 'status', archived: 'status', stale: 'status',
+  // source
+  email: 'source', meeting: 'source', browser: 'source',
+  'web-search': 'source', manual: 'source', import: 'source',
+}
+
+/** Tag category keys used in the categorized frontmatter format. */
+const TAG_CATEGORY_KEYS = new Set([
+  'relationship',
+  'relationship_sub',
+  'topic',
+  'email_type',
+  'action',
+  'status',
+  'source',
+])
+
+/** Keys that are metadata, not tags — skip when collecting tags. */
+const METADATA_KEYS = new Set(['processed', 'labeled_at', 'tagged_at'])
+
+/**
+ * Extract tags from raw frontmatter YAML.
+ *
+ * Handles three formats:
+ * - Legacy flat list: `tags:` followed by `  - value` items
+ * - Categorized format: top-level keys like `relationship: customer` or
+ *   `topic:` followed by `  - value` list items
+ * - Email format: `labels:` with nested keys (relationship, topics, type, filter, action)
+ *   where values can be single strings or `  - value` arrays
+ *
+ * Skips metadata keys like `processed`, `labeled_at`, `tagged_at`.
+ */
+export function extractTags(raw: string | null): string[] {
+  if (!raw) return []
+
+  const lines = raw.split('\n')
+  const tags: string[] = []
+
+  let inTags = false
+  let inLabels = false
+  let inLabelSubKey = false
+  let inCategoryList = false
+
+  for (const line of lines) {
+    // Top-level key detection — resets all nested state
+    if (/^\w/.test(line) || line === '---') {
+      inTags = false
+      inLabels = false
+      inLabelSubKey = false
+      inCategoryList = false
+    }
+
+    // Legacy note format: tags:
+    if (/^tags:\s*$/.test(line)) {
+      inTags = true
+      inLabels = false
+      inCategoryList = false
+      continue
+    }
+
+    // Email format: labels:
+    if (/^labels:\s*$/.test(line)) {
+      inLabels = true
+      inTags = false
+      inCategoryList = false
+      continue
+    }
+
+    // Categorized format: top-level tag category key
+    const topKeyMatch = line.match(/^(\w+):\s*(.*)$/)
+    if (topKeyMatch) {
+      const key = topKeyMatch[1]
+      const inlineValue = topKeyMatch[2].trim()
+
+      if (TAG_CATEGORY_KEYS.has(key)) {
+        if (inlineValue) {
+          // Single value: `relationship: customer`
+          tags.push(inlineValue)
+          inCategoryList = false
+        } else {
+          // List follows: `topic:\n  - sales`
+          inCategoryList = true
+        }
+        continue
+      }
+    }
+
+    // Collect tag items under `tags:`
+    if (inTags) {
+      const match = line.match(/^\s+-\s+(.+)$/)
+      if (match) {
+        tags.push(match[1].trim())
+      }
+      continue
+    }
+
+    // Collect list items under a category key
+    if (inCategoryList) {
+      const match = line.match(/^\s+-\s+(.+)$/)
+      if (match) {
+        tags.push(match[1].trim())
+      }
+      continue
+    }
+
+    // Handle labels: nested structure
+    if (inLabels) {
+      // Sub-key like `  relationship:` or `  topics:`
+      const subKeyMatch = line.match(/^\s{2}(\w+):\s*(.*)$/)
+      if (subKeyMatch) {
+        const key = subKeyMatch[1]
+        const inlineValue = subKeyMatch[2].trim()
+        if (METADATA_KEYS.has(key)) {
+          inLabelSubKey = false
+          continue
+        }
+        if (inlineValue) {
+          // Inline value like `  type: person`
+          tags.push(inlineValue)
+          inLabelSubKey = false
+        } else {
+          // Array follows
+          inLabelSubKey = true
+        }
+        continue
+      }
+
+      // Array item under a sub-key like `    - value`
+      if (inLabelSubKey) {
+        const itemMatch = line.match(/^\s{4}-\s+(.+)$/)
+        if (itemMatch) {
+          tags.push(itemMatch[1].trim())
+        }
+      }
+    }
+  }
+
+  return tags
+}
diff --git a/apps/x/apps/renderer/src/styles/editor.css b/apps/x/apps/renderer/src/styles/editor.css
index 31ce2bf1..94dab3a1 100644
--- a/apps/x/apps/renderer/src/styles/editor.css
+++ b/apps/x/apps/renderer/src/styles/editor.css
@@ -237,6 +237,200 @@
   flex-shrink: 0;
 }
 
+/* Frontmatter properties panel between toolbar and editor content */
+.frontmatter-properties {
+  flex-shrink: 0;
+  border-bottom: 1px solid var(--border);
+  background-color: var(--background);
+  font-size: 13px;
+  color: var(--foreground);
+}
+
+.frontmatter-toggle {
+  display: flex;
+  align-items: center;
+  gap: 4px;
+  width: 100%;
+  padding: 4px 12px;
+  background: none;
+  border: none;
+  cursor: pointer;
+  color: color-mix(in srgb, var(--foreground) 60%, transparent);
+  font-size: 12px;
+  user-select: none;
+}
+
+.frontmatter-toggle:hover {
+  color: var(--foreground);
+  background-color: color-mix(in srgb, var(--foreground) 4%, transparent);
+}
+
+.frontmatter-chevron {
+  transition: transform 0.15s ease;
+  flex-shrink: 0;
+}
+
+.frontmatter-chevron.expanded {
+  transform: rotate(90deg);
+}
+
+.frontmatter-label {
+  font-weight: 500;
+}
+
+.frontmatter-fields {
+  padding: 2px 12px 6px 30px;
+}
+
+.frontmatter-row {
+  display: flex;
+  align-items: center;
+  gap: 8px;
+  min-height: 28px;
+}
+
+.frontmatter-key {
+  flex-shrink: 0;
+  width: 110px;
+  font-size: 12px;
+  color: color-mix(in srgb, var(--foreground) 60%, transparent);
+  overflow: hidden;
+  text-overflow: ellipsis;
+  white-space: nowrap;
+}
+
+.frontmatter-value-area {
+  flex: 1;
+  min-width: 0;
+}
+
+.frontmatter-input {
+  width: 100%;
+  background: none;
+  border: none;
+  border-bottom: 1px solid transparent;
+  padding: 2px 4px;
+  font-size: 13px;
+  color: var(--foreground);
+  outline: none;
+}
+
+.frontmatter-input:focus {
+  border-bottom-color: var(--primary);
+}
+
+.frontmatter-input:read-only {
+  cursor: default;
+}
+
+.frontmatter-new-key-input {
+  width: 110px;
+  flex-shrink: 0;
+}
+
+.frontmatter-remove {
+  flex-shrink: 0;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 18px;
+  height: 18px;
+  background: none;
+  border: none;
+  border-radius: 4px;
+  cursor: pointer;
+  color: color-mix(in srgb, var(--foreground) 40%, transparent);
+  opacity: 0;
+}
+
+.frontmatter-row:hover .frontmatter-remove {
+  opacity: 1;
+}
+
+.frontmatter-remove:hover {
+  background-color: color-mix(in srgb, var(--foreground) 8%, transparent);
+  color: var(--foreground);
+}
+
+.frontmatter-add {
+  display: flex;
+  align-items: center;
+  gap: 4px;
+  padding: 4px 4px;
+  margin-top: 2px;
+  background: none;
+  border: none;
+  cursor: pointer;
+  font-size: 12px;
+  color: color-mix(in srgb, var(--foreground) 50%, transparent);
+}
+
+.frontmatter-add:hover {
+  color: var(--foreground);
+}
+
+/* Array field chips */
+.frontmatter-array {
+  display: flex;
+  flex-wrap: wrap;
+  align-items: center;
+  gap: 4px;
+  min-height: 24px;
+}
+
+.frontmatter-chip {
+  display: inline-flex;
+  align-items: center;
+  gap: 2px;
+  font-size: 11px;
+  line-height: 18px;
+  padding: 0 6px;
+  border-radius: 9999px;
+  background-color: color-mix(in srgb, var(--foreground) 8%, transparent);
+  white-space: nowrap;
+  user-select: none;
+}
+
+.dark .frontmatter-chip {
+  background-color: color-mix(in srgb, var(--foreground) 12%, transparent);
+}
+
+.frontmatter-chip-text {
+  max-width: 120px;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+
+.frontmatter-chip-remove {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  background: none;
+  border: none;
+  cursor: pointer;
+  padding: 0;
+  color: color-mix(in srgb, var(--foreground) 50%, transparent);
+  margin-left: 2px;
+}
+
+.frontmatter-chip-remove:hover {
+  color: var(--foreground);
+}
+
+.frontmatter-chip-input {
+  background: none;
+  border: none;
+  outline: none;
+  font-size: 12px;
+  color: var(--foreground);
+  width: 60px;
+  padding: 2px 0;
+}
+
+.frontmatter-chip-input::placeholder {
+  color: color-mix(in srgb, var(--foreground) 30%, transparent);
+}
+
 .editor-toolbar .separator {
   width: 1px;
   height: 1.5rem;
@@ -337,6 +531,83 @@
   transition: width 0.3s ease;
 }
 
+/* Task block */
+.tiptap-editor .ProseMirror .task-block-wrapper {
+  margin: 8px 0;
+}
+
+.tiptap-editor .ProseMirror .task-block-card {
+  position: relative;
+  padding: 12px 14px;
+  border: 1px solid var(--border);
+  border-radius: 8px;
+  background-color: color-mix(in srgb, var(--muted) 40%, transparent);
+  cursor: default;
+  transition: background-color 0.15s ease;
+}
+
+.tiptap-editor .ProseMirror .task-block-delete {
+  position: absolute;
+  top: 6px;
+  right: 6px;
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  width: 22px;
+  height: 22px;
+  border: none;
+  border-radius: 4px;
+  background: none;
+  cursor: pointer;
+  color: color-mix(in srgb, var(--foreground) 40%, transparent);
+  opacity: 0;
+  transition: opacity 0.15s ease, background-color 0.15s ease;
+}
+
+.tiptap-editor .ProseMirror .task-block-card:hover .task-block-delete {
+  opacity: 1;
+}
+
+.tiptap-editor .ProseMirror .task-block-delete:hover {
+  background-color: color-mix(in srgb, var(--foreground) 8%, transparent);
+  color: var(--foreground);
+}
+
+.tiptap-editor .ProseMirror .task-block-card:hover {
+  background-color: color-mix(in srgb, var(--muted) 70%, transparent);
+}
+
+.tiptap-editor .ProseMirror .task-block-wrapper.ProseMirror-selectednode .task-block-card {
+  outline: 2px solid var(--primary);
+  outline-offset: 1px;
+}
+
+.tiptap-editor .ProseMirror .task-block-content {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+  min-width: 0;
+}
+
+.tiptap-editor .ProseMirror .task-block-prefix {
+  color: var(--primary);
+  font-weight: 600;
+}
+
+.tiptap-editor .ProseMirror .task-block-instruction {
+  font-size: 14px;
+  line-height: 1.4;
+  color: var(--foreground);
+}
+
+.tiptap-editor .ProseMirror .task-block-schedule {
+  display: inline-flex;
+  align-items: center;
+  gap: 4px;
+  font-size: 12px;
+  color: color-mix(in srgb, var(--foreground) 55%, transparent);
+}
+
 /* Dark mode overrides */
 .dark .tiptap-editor .ProseMirror {
   color: rgba(255, 255, 255, 0.9);
@@ -358,6 +629,10 @@
   background: rgba(255, 255, 255, 0.05);
 }
 
+.dark .tiptap-editor .ProseMirror pre code {
+  color: inherit;
+}
+
 .dark .tiptap-editor .ProseMirror code {
   background: rgba(255, 255, 255, 0.1);
   color: #ff7b72;
diff --git a/apps/x/packages/core/package.json b/apps/x/packages/core/package.json
index bcfac93d..53495637 100644
--- a/apps/x/packages/core/package.json
+++ b/apps/x/packages/core/package.json
@@ -27,6 +27,7 @@
     "cron-parser": "^5.5.0",
     "glob": "^13.0.0",
     "google-auth-library": "^10.5.0",
+    "isomorphic-git": "^1.29.0",
     "googleapis": "^169.0.0",
     "mammoth": "^1.11.0",
     "node-html-markdown": "^2.0.0",
diff --git a/apps/x/packages/core/src/agents/runtime.ts b/apps/x/packages/core/src/agents/runtime.ts
index abeeb53a..0264772d 100644
--- a/apps/x/packages/core/src/agents/runtime.ts
+++ b/apps/x/packages/core/src/agents/runtime.ts
@@ -2,7 +2,6 @@ import { jsonSchema, ModelMessage } from "ai";
 import fs from "fs";
 import path from "path";
 import { WorkDir } from "../config/config.js";
-import { getNoteCreationStrictness } from "../config/note_creation_config.js";
 import { Agent, ToolAttachment } from "@x/shared/dist/agent.js";
 import { AssistantContentPart, AssistantMessage, Message, MessageList, ProviderOptions, ToolCallPart, ToolMessage } from "@x/shared/dist/message.js";
 import { LanguageModel, stepCountIs, streamText, tool, Tool, ToolSet } from "ai";
@@ -25,9 +24,10 @@ import { IRunsLock } from "../runs/lock.js";
 import { IAbortRegistry } from "../runs/abort-registry.js";
 import { PrefixLogger } from "@x/shared";
 import { parse } from "yaml";
-import { raw as noteCreationMediumRaw } from "../knowledge/note_creation_medium.js";
-import { raw as noteCreationLowRaw } from "../knowledge/note_creation_low.js";
-import { raw as noteCreationHighRaw } from "../knowledge/note_creation_high.js";
+import { getRaw as getNoteCreationRaw } from "../knowledge/note_creation.js";
+import { getRaw as getLabelingAgentRaw } from "../knowledge/labeling_agent.js";
+import { getRaw as getNoteTaggingAgentRaw } from "../knowledge/note_tagging_agent.js";
+import { getRaw as getInlineTaskAgentRaw } from "../knowledge/inline_task_agent.js";
 
 export interface IAgentRuntime {
     trigger(runId: string): Promise<void>;
@@ -316,19 +316,7 @@ export async function loadAgent(id: string): Promise<z.infer<typeof Agent>> {
     }
 
     if (id === 'note_creation') {
-        const strictness = getNoteCreationStrictness();
-        let raw = '';
-        switch (strictness) {
-            case 'medium':
-                raw = noteCreationMediumRaw;
-                break;
-            case 'low':
-                raw = noteCreationLowRaw;
-                break;
-            case 'high':
-                raw = noteCreationHighRaw;
-                break;
-        }
+        const raw = getNoteCreationRaw();
         let agent: z.infer<typeof Agent> = {
             name: id,
             instructions: raw,
@@ -353,10 +341,91 @@ export async function loadAgent(id: string): Promise<z.infer<typeof Agent>> {
         return agent;
     }
 
+    if (id === 'labeling_agent') {
+        const labelingAgentRaw = getLabelingAgentRaw();
+        let agent: z.infer<typeof Agent> = {
+            name: id,
+            instructions: labelingAgentRaw,
+        };
+
+        if (labelingAgentRaw.startsWith("---")) {
+            const end = labelingAgentRaw.indexOf("\n---", 3);
+            if (end !== -1) {
+                const fm = labelingAgentRaw.slice(3, end).trim();
+                const content = labelingAgentRaw.slice(end + 4).trim();
+                const yaml = parse(fm);
+                const parsed = Agent.omit({ name: true, instructions: true }).parse(yaml);
+                agent = {
+                    ...agent,
+                    ...parsed,
+                    instructions: content,
+                };
+            }
+        }
+
+        return agent;
+    }
+
+    if (id === 'note_tagging_agent') {
+        const noteTaggingAgentRaw = getNoteTaggingAgentRaw();
+        let agent: z.infer<typeof Agent> = {
+            name: id,
+            instructions: noteTaggingAgentRaw,
+        };
+
+        if (noteTaggingAgentRaw.startsWith("---")) {
+            const end = noteTaggingAgentRaw.indexOf("\n---", 3);
+            if (end !== -1) {
+                const fm = noteTaggingAgentRaw.slice(3, end).trim();
+                const content = noteTaggingAgentRaw.slice(end + 4).trim();
+                const yaml = parse(fm);
+                const parsed = Agent.omit({ name: true, instructions: true }).parse(yaml);
+                agent = {
+                    ...agent,
+                    ...parsed,
+                    instructions: content,
+                };
+            }
+        }
+
+        return agent;
+    }
+
+    if (id === 'inline_task_agent') {
+        const inlineTaskAgentRaw = getInlineTaskAgentRaw();
+        let agent: z.infer<typeof Agent> = {
+            name: id,
+            instructions: inlineTaskAgentRaw,
+        };
+
+        if (inlineTaskAgentRaw.startsWith("---")) {
+            const end = inlineTaskAgentRaw.indexOf("\n---", 3);
+            if (end !== -1) {
+                const fm = inlineTaskAgentRaw.slice(3, end).trim();
+                const content = inlineTaskAgentRaw.slice(end + 4).trim();
+                const yaml = parse(fm);
+                const parsed = Agent.omit({ name: true, instructions: true }).parse(yaml);
+                agent = {
+                    ...agent,
+                    ...parsed,
+                    instructions: content,
+                };
+            }
+        }
+
+        return agent;
+    }
+
     const repo = container.resolve<IAgentsRepo>('agentsRepo');
     return await repo.fetch(id);
 }
 
+function formatBytes(bytes: number): string {
+    if (bytes < 1024) return `${bytes} B`;
+    if (bytes < 1024 * 1024) return `${(bytes / 1024).toFixed(1)} KB`;
+    return `${(bytes / (1024 * 1024)).toFixed(1)} MB`;
+}
+
 export function convertFromMessages(messages: z.infer<typeof Message>[]): ModelMessage[] {
     const result: ModelMessage[] = [];
     for (const msg of messages) {
@@ -400,11 +469,37 @@ export function convertFromMessages(messages: z.infer<typeof Message>[]): ModelM
                 });
                 break;
             case "user":
-                result.push({
-                    role: "user",
-                    content: msg.content,
-                    providerOptions,
-                });
+                if (typeof msg.content === 'string') {
+                    // Legacy string — pass through unchanged
+                    result.push({
+                        role: "user",
+                        content: msg.content,
+                        providerOptions,
+                    });
+                } else {
+                    // New content parts array — collapse to text for LLM
+                    const textSegments: string[] = [];
+                    const attachmentLines: string[] = [];
+
+                    for (const part of msg.content) {
+                        if (part.type === "attachment") {
+                            const sizeStr = part.size ? `, ${formatBytes(part.size)}` : '';
+                            attachmentLines.push(`- ${part.filename} (${part.mimeType}${sizeStr}) at ${part.path}`);
+                        } else {
+                            textSegments.push(part.text);
+                        }
+                    }
+
+                    if (attachmentLines.length > 0) {
+                        textSegments.unshift("User has attached the following files:", ...attachmentLines, "");
+                    }
+
+                    result.push({
+                        role: "user",
+                        content: textSegments.join("\n"),
+                        providerOptions,
+                    });
+                }
                 break;
             case "tool":
                 result.push({
@@ -674,7 +769,12 @@ export async function* streamAgent({
 
     // set up provider + model
     const provider = createProvider(modelConfig.provider);
-    const model = provider.languageModel(modelConfig.model);
+    const knowledgeGraphAgents = ["note_creation", "email-draft", "meeting-prep", "labeling_agent", "note_tagging_agent"];
+    const modelId = (knowledgeGraphAgents.includes(state.agentName!) && modelConfig.knowledgeGraphModel)
+        ? modelConfig.knowledgeGraphModel
+        : modelConfig.model;
+    const model = provider.languageModel(modelId);
+    logger.log(`using model: ${modelId}`);
 
     let loopCounter = 0;
     while (true) {
diff --git a/apps/x/packages/core/src/application/assistant/instructions.ts b/apps/x/packages/core/src/application/assistant/instructions.ts
index 307c8f99..5dd0383b 100644
--- a/apps/x/packages/core/src/application/assistant/instructions.ts
+++ b/apps/x/packages/core/src/application/assistant/instructions.ts
@@ -1,5 +1,8 @@
 import { skillCatalog } from "./skills/index.js";
 import { WorkDir as BASE_DIR } from "../../config/config.js";
+import { getRuntimeContext, getRuntimeContextPrompt } from "./runtime-context.js";
+
+const runtimeContextPrompt = getRuntimeContextPrompt(getRuntimeContext());
 
 export const CopilotInstructions = `You are Rowboat Copilot - an AI assistant for everyday work. You help users with anything they want. For instance, drafting emails, prepping for meetings, tracking projects, or answering questions - with memory that compounds from their emails, calendar, and notes. Everything runs locally on the user's machine. The nerdy coworker who remembers everything.
 
@@ -150,18 +153,22 @@ When a user asks for ANY task that might require external capabilities (web sear
 - Use relative paths (no \`\${BASE_DIR}\` prefixes) when running commands or referencing files.
 - Keep user data safe—double-check before editing or deleting important resources.
 
+${runtimeContextPrompt}
+
 ## Workspace Access & Scope
 - **Inside \`~/.rowboat/\`:** Use builtin workspace tools (\`workspace-readFile\`, \`workspace-writeFile\`, etc.). These don't require security approval.
 - **Outside \`~/.rowboat/\` (Desktop, Downloads, Documents, etc.):** Use \`executeCommand\` to run shell commands.
 - **IMPORTANT:** Do NOT access files outside \`~/.rowboat/\` unless the user explicitly asks you to (e.g., "organize my Desktop", "find a file in Downloads").
 
 **CRITICAL - When the user asks you to work with files outside ~/.rowboat:**
-- The user is on **macOS**. Use macOS paths and commands (e.g., \`~/Desktop\`, \`~/Downloads\`, \`open\` command).
+- Follow the detected runtime platform above for shell syntax and filesystem path style.
+- On macOS/Linux, use POSIX-style commands and paths (e.g., \`~/Desktop\`, \`~/Downloads\`, \`open\` on macOS).
+- On Windows, use cmd-compatible commands and Windows paths (e.g., \`C:\\Users\\<name>\\Desktop\`).
 - You CAN access the user's full filesystem via \`executeCommand\` - there is no sandbox restriction on paths.
 - NEVER say "I can only run commands inside ~/.rowboat" or "I don't have access to your Desktop" - just use \`executeCommand\`.
 - NEVER offer commands for the user to run manually - run them yourself with \`executeCommand\`.
 - NEVER say "I'll run shell commands equivalent to..." - just describe what you'll do in plain language (e.g., "I'll move 12 screenshots to a new Screenshots folder").
-- NEVER ask what OS the user is on - they are on macOS.
+- NEVER ask what OS the user is on if runtime platform is already available.
 - Load the \`organize-files\` skill for guidance on file organization tasks.
 
 ## Builtin Tools vs Shell Commands
diff --git a/apps/x/packages/core/src/application/assistant/runtime-context.ts b/apps/x/packages/core/src/application/assistant/runtime-context.ts
new file mode 100644
index 00000000..f1011c2c
--- /dev/null
+++ b/apps/x/packages/core/src/application/assistant/runtime-context.ts
@@ -0,0 +1,69 @@
+export type RuntimeShellDialect = 'windows-cmd' | 'posix-sh';
+export type RuntimeOsName = 'Windows' | 'macOS' | 'Linux' | 'Unknown';
+
+export interface RuntimeContext {
+  platform: NodeJS.Platform;
+  osName: RuntimeOsName;
+  shellDialect: RuntimeShellDialect;
+  shellExecutable: string;
+}
+
+export function getExecutionShell(platform: NodeJS.Platform = process.platform): string {
+  return platform === 'win32' ? (process.env.ComSpec || 'cmd.exe') : '/bin/sh';
+}
+
+export function getRuntimeContext(platform: NodeJS.Platform = process.platform): RuntimeContext {
+  if (platform === 'win32') {
+    return {
+      platform,
+      osName: 'Windows',
+      shellDialect: 'windows-cmd',
+      shellExecutable: getExecutionShell(platform),
+    };
+  }
+
+  if (platform === 'darwin') {
+    return {
+      platform,
+      osName: 'macOS',
+      shellDialect: 'posix-sh',
+      shellExecutable: getExecutionShell(platform),
+    };
+  }
+
+  if (platform === 'linux') {
+    return {
+      platform,
+      osName: 'Linux',
+      shellDialect: 'posix-sh',
+      shellExecutable: getExecutionShell(platform),
+    };
+  }
+
+  return {
+    platform,
+    osName: 'Unknown',
+    shellDialect: 'posix-sh',
+    shellExecutable: getExecutionShell(platform),
+  };
+}
+
+export function getRuntimeContextPrompt(runtime: RuntimeContext): string {
+  if (runtime.shellDialect === 'windows-cmd') {
+    return `## Runtime Platform (CRITICAL)
+- Detected platform: **${runtime.platform}**
+- Detected OS: **${runtime.osName}**
+- Shell used by executeCommand: **${runtime.shellExecutable}** (Windows Command Prompt / cmd syntax)
+- Use Windows command syntax for executeCommand (for example: \`dir\`, \`type\`, \`copy\`, \`move\`, \`del\`, \`rmdir\`).
+- Use Windows-style absolute paths when outside workspace (for example: \`C:\\Users\\...\`).
+- Do not assume macOS/Linux command syntax when the runtime is Windows.`;
+  }
+
+  return `## Runtime Platform (CRITICAL)
+- Detected platform: **${runtime.platform}**
+- Detected OS: **${runtime.osName}**
+- Shell used by executeCommand: **${runtime.shellExecutable}** (POSIX sh syntax)
+- Use POSIX command syntax for executeCommand (for example: \`ls\`, \`cat\`, \`cp\`, \`mv\`, \`rm\`).
+- Use POSIX paths when outside workspace (for example: \`~/Desktop\`, \`/Users/.../\` on macOS, \`/home/.../\` on Linux).
+- Do not assume Windows command syntax when the runtime is POSIX.`;
+}
diff --git a/apps/x/packages/core/src/application/lib/command-executor.ts b/apps/x/packages/core/src/application/lib/command-executor.ts
index 427e0c3c..af840ecb 100644
--- a/apps/x/packages/core/src/application/lib/command-executor.ts
+++ b/apps/x/packages/core/src/application/lib/command-executor.ts
@@ -1,25 +1,14 @@
 import { exec, execSync, spawn, ChildProcess } from 'child_process';
-import { existsSync } from 'fs';
 import { promisify } from 'util';
 import { getSecurityAllowList } from '../../config/security.js';
+import { getExecutionShell } from '../assistant/runtime-context.js';
 
 const execPromise = promisify(exec);
 
-function getShell(): string {
-  if (process.platform !== 'win32') return '/bin/sh';
-  // On Windows, try Git Bash first, then fall back to cmd.exe
-  const gitBashPaths = [
-    'C:\\Program Files\\Git\\bin\\bash.exe',
-    'C:\\Program Files (x86)\\Git\\bin\\bash.exe',
-  ];
-  for (const p of gitBashPaths) {
-    if (existsSync(p)) return p;
-  }
-  return 'cmd.exe';
-}
 const COMMAND_SPLIT_REGEX = /(?:\|\||&&|;|\||\n|`|\$\(|\(|\))/;
 const ENV_ASSIGNMENT_REGEX = /^[A-Za-z_][A-Za-z0-9_]*=.*/;
 const WRAPPER_COMMANDS = new Set(['sudo', 'env', 'time', 'command']);
+const EXECUTION_SHELL = getExecutionShell();
 
 function sanitizeToken(token: string): string {
   return token.trim().replace(/^['"()]+|['"()]+$/g, '');
@@ -99,7 +88,7 @@ export async function executeCommand(
       cwd: options?.cwd,
       timeout: options?.timeout,
       maxBuffer: options?.maxBuffer || 1024 * 1024, // default 1MB
-      shell: getShell(), // use sh for cross-platform compatibility
+      shell: EXECUTION_SHELL,
     });
 
     return {
@@ -159,7 +148,7 @@ export function executeCommandAbortable(
   // Check if already aborted before spawning
   if (options?.signal?.aborted) {
     // Return a dummy process and a resolved result
-    const dummyProc = spawn('true', { shell: true });
+    const dummyProc = spawn(process.execPath, ['-e', 'process.exit(0)']);
     dummyProc.kill();
     return {
       process: dummyProc,
@@ -173,7 +162,7 @@ export function executeCommandAbortable(
   }
 
   const proc = spawn(command, [], {
-    shell: getShell(),
+    shell: EXECUTION_SHELL,
     cwd: options?.cwd,
     detached: process.platform !== 'win32', // Create process group on Unix
     stdio: ['ignore', 'pipe', 'pipe'],
@@ -287,7 +276,11 @@ export function executeCommandSync(
       cwd: options?.cwd,
       timeout: options?.timeout,
       encoding: 'utf-8',
+<<<<<<< HEAD
       shell: getShell(),
+=======
+      shell: EXECUTION_SHELL,
+>>>>>>> dev
     });
 
     return {
diff --git a/apps/x/packages/core/src/application/lib/message-queue.ts b/apps/x/packages/core/src/application/lib/message-queue.ts
index c60ecd1f..2b864840 100644
--- a/apps/x/packages/core/src/application/lib/message-queue.ts
+++ b/apps/x/packages/core/src/application/lib/message-queue.ts
@@ -1,12 +1,16 @@
 import { IMonotonicallyIncreasingIdGenerator } from "./id-gen.js";
+import { UserMessageContent } from "@x/shared/dist/message.js";
+import z from "zod";
+
+export type UserMessageContentType = z.infer<typeof UserMessageContent>;
 
 type EnqueuedMessage = {
     messageId: string;
-    message: string;
+    message: UserMessageContentType;
 };
 
 export interface IMessageQueue {
-    enqueue(runId: string, message: string): Promise<string>;
+    enqueue(runId: string, message: UserMessageContentType): Promise<string>;
     dequeue(runId: string): Promise<EnqueuedMessage | null>;
 }
 
@@ -22,7 +26,7 @@ export class InMemoryMessageQueue implements IMessageQueue {
         this.idGenerator = idGenerator;
     }
 
-    async enqueue(runId: string, message: string): Promise<string> {
+    async enqueue(runId: string, message: UserMessageContentType): Promise<string> {
         if (!this.store[runId]) {
             this.store[runId] = [];
         }
diff --git a/apps/x/packages/core/src/config/config.ts b/apps/x/packages/core/src/config/config.ts
index caefad82..453fef59 100644
--- a/apps/x/packages/core/src/config/config.ts
+++ b/apps/x/packages/core/src/config/config.ts
@@ -23,7 +23,7 @@ function ensureDefaultConfigs() {
     const noteCreationConfig = path.join(WorkDir, "config", "note_creation.json");
     if (!fs.existsSync(noteCreationConfig)) {
         fs.writeFileSync(noteCreationConfig, JSON.stringify({
-            strictness: "high",
+            strictness: "medium",
             configured: false
         }, null, 2));
     }
@@ -91,4 +91,9 @@ function ensureWelcomeFile() {
 
 ensureDirs();
 ensureDefaultConfigs();
-ensureWelcomeFile();
\ No newline at end of file
+ensureWelcomeFile();
+
+// Initialize version history repo (async, fire-and-forget on startup)
+import('../knowledge/version_history.js').then(m => m.initRepo()).catch(err => {
+    console.error('[VersionHistory] Failed to init repo:', err);
+});
diff --git a/apps/x/packages/core/src/config/note_creation_config.ts b/apps/x/packages/core/src/config/note_creation_config.ts
index a86e8c00..4aad826f 100644
--- a/apps/x/packages/core/src/config/note_creation_config.ts
+++ b/apps/x/packages/core/src/config/note_creation_config.ts
@@ -11,7 +11,7 @@ interface NoteCreationConfig {
 }
 
 const CONFIG_FILE = path.join(WorkDir, 'config', 'note_creation.json');
-const DEFAULT_STRICTNESS: NoteCreationStrictness = 'high';
+const DEFAULT_STRICTNESS: NoteCreationStrictness = 'medium';
 
 /**
  * Read the full config file.
diff --git a/apps/x/packages/core/src/index.ts b/apps/x/packages/core/src/index.ts
index b7718cba..0eab08e3 100644
--- a/apps/x/packages/core/src/index.ts
+++ b/apps/x/packages/core/src/index.ts
@@ -5,4 +5,7 @@ export * as workspace from './workspace/workspace.js';
 export * as watcher from './workspace/watcher.js';
 
 // Config initialization
-export { initConfigs } from './config/initConfigs.js';
\ No newline at end of file
+export { initConfigs } from './config/initConfigs.js';
+
+// Knowledge version history
+export * as versionHistory from './knowledge/version_history.js';
diff --git a/apps/x/packages/core/src/knowledge/build_graph.ts b/apps/x/packages/core/src/knowledge/build_graph.ts
index a1b7e135..c4174c3f 100644
--- a/apps/x/packages/core/src/knowledge/build_graph.ts
+++ b/apps/x/packages/core/src/knowledge/build_graph.ts
@@ -1,7 +1,6 @@
 import fs from 'fs';
 import path from 'path';
 import { WorkDir } from '../config/config.js';
-import { autoConfigureStrictnessIfNeeded } from '../config/strictness_analyzer.js';
 import { createRun, createMessage } from '../runs/runs.js';
 import { bus } from '../runs/bus.js';
 import { serviceLogger, type ServiceRunContext } from '../services/service_logger.js';
@@ -15,6 +14,7 @@ import {
 } from './graph_state.js';
 import { buildKnowledgeIndex, formatIndexForPrompt } from './knowledge_index.js';
 import { limitEventItems } from './limit_event_items.js';
+import { commitAll } from './version_history.js';
 
 /**
  * Build obsidian-style knowledge graph by running topic extraction
@@ -320,6 +320,13 @@ async function buildGraphWithFiles(
             // Save state after each successful batch
             // This ensures partial progress is saved even if later batches fail
             saveState(state);
+
+            // Commit knowledge changes to version history
+            try {
+                await commitAll('Knowledge update', 'Rowboat');
+            } catch (err) {
+                console.error(`[GraphBuilder] Failed to commit version history:`, err);
+            }
         } catch (error) {
             hadError = true;
             console.error(`Error processing batch ${batchNumber}:`, error);
@@ -355,7 +362,19 @@ export async function buildGraph(sourceDir: string): Promise<void> {
     console.log(`[buildGraph] State loaded. Previously processed: ${previouslyProcessedCount} files`);
 
     // Get files that need processing (new or changed)
-    const filesToProcess = getFilesToProcess(sourceDir, state);
+    let filesToProcess = getFilesToProcess(sourceDir, state);
+
+    // For gmail_sync, only process emails that have been labeled (have YAML frontmatter)
+    if (sourceDir.endsWith('gmail_sync')) {
+        filesToProcess = filesToProcess.filter(filePath => {
+            try {
+                const content = fs.readFileSync(filePath, 'utf-8');
+                return content.startsWith('---');
+            } catch {
+                return false;
+            }
+        });
+    }
 
     if (filesToProcess.length === 0) {
         console.log(`[buildGraph] No new or changed files to process in ${path.basename(sourceDir)}`);
@@ -467,6 +486,13 @@ async function processVoiceMemosForKnowledge(): Promise<boolean> {
 
             // Save state after each batch
             saveState(state);
+
+            // Commit knowledge changes to version history
+            try {
+                await commitAll('Knowledge update', 'Rowboat');
+            } catch (err) {
+                console.error(`[GraphBuilder] Failed to commit version history:`, err);
+            }
         } catch (error) {
             hadError = true;
             console.error(`[GraphBuilder] Error processing batch ${batchNumber}:`, error);
@@ -510,8 +536,6 @@ async function processVoiceMemosForKnowledge(): Promise<boolean> {
 async function processAllSources(): Promise<void> {
     console.log('[GraphBuilder] Checking for new content in all sources...');
 
-    // Auto-configure strictness on first run if not already done
-    autoConfigureStrictnessIfNeeded();
 
     let anyFilesProcessed = false;
 
@@ -540,7 +564,19 @@ async function processAllSources(): Promise<void> {
         }
 
         try {
-            const filesToProcess = getFilesToProcess(sourceDir, state);
+            let filesToProcess = getFilesToProcess(sourceDir, state);
+
+            // For gmail_sync, only process emails that have been labeled (have YAML frontmatter)
+            if (folder === 'gmail_sync') {
+                filesToProcess = filesToProcess.filter(filePath => {
+                    try {
+                        const content = fs.readFileSync(filePath, 'utf-8');
+                        return content.startsWith('---');
+                    } catch {
+                        return false;
+                    }
+                });
+            }
 
             if (filesToProcess.length > 0) {
                 console.log(`[GraphBuilder] Found ${filesToProcess.length} new/changed files in ${folder}`);
diff --git a/apps/x/packages/core/src/knowledge/inline_task_agent.ts b/apps/x/packages/core/src/knowledge/inline_task_agent.ts
new file mode 100644
index 00000000..18baa66d
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/inline_task_agent.ts
@@ -0,0 +1,27 @@
+import { BuiltinTools } from '../application/lib/builtin-tools.js';
+
+export function getRaw(): string {
+  const toolEntries = Object.keys(BuiltinTools)
+    .map(name => `  ${name}:\n    type: builtin\n    name: ${name}`)
+    .join('\n');
+
+  return `---
+model: gpt-5.2
+tools:
+${toolEntries}
+---
+# Task
+
+You are an inline task execution agent. You receive a @rowboat instruction from within a knowledge note and execute it.
+
+# Instructions
+
+1. You will receive the full content of a knowledge note and a specific instruction extracted from a \`@rowboat <instruction>\` line in that note.
+2. Execute the instruction using your full workspace tool set. You have access to read files, edit files, search, run commands, etc.
+3. Use the surrounding note content as context for the task.
+4. Your response will be inserted directly into the note below the @rowboat instruction. Write your output as note content — it must read naturally as part of the document.
+5. NEVER include meta-commentary, thinking out loud, or narration about what you're doing. No "Let me look that up", "Here are the details", "I found the following", etc. Just write the content itself.
+6. Keep the result concise and well-formatted in markdown.
+7. Do not modify the original note file — the service will handle inserting your response.
+`;
+}
diff --git a/apps/x/packages/core/src/knowledge/inline_tasks.ts b/apps/x/packages/core/src/knowledge/inline_tasks.ts
new file mode 100644
index 00000000..15d5ffc4
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/inline_tasks.ts
@@ -0,0 +1,626 @@
+import fs from 'fs';
+import path from 'path';
+import { CronExpressionParser } from 'cron-parser';
+import { generateText } from 'ai';
+import { WorkDir } from '../config/config.js';
+import { createRun, createMessage, fetchRun } from '../runs/runs.js';
+import { bus } from '../runs/bus.js';
+import container from '../di/container.js';
+import type { IModelConfigRepo } from '../models/repo.js';
+import { createProvider } from '../models/models.js';
+import { inlineTask } from '@x/shared';
+
+const SYNC_INTERVAL_MS = 15 * 1000; // 15 seconds
+const INLINE_TASK_AGENT = 'inline_task_agent';
+const KNOWLEDGE_DIR = path.join(WorkDir, 'knowledge');
+
+
+// ---------------------------------------------------------------------------
+// Minimal frontmatter helpers (duplicated from renderer to avoid cross-package
+// dependency — can be moved to shared later).
+// ---------------------------------------------------------------------------
+
+function splitFrontmatter(content: string): { raw: string | null; body: string } {
+    if (!content.startsWith('---')) {
+        return { raw: null, body: content };
+    }
+    const endIndex = content.indexOf('\n---', 3);
+    if (endIndex === -1) {
+        return { raw: null, body: content };
+    }
+    const closingEnd = endIndex + 4;
+    const raw = content.slice(0, closingEnd);
+    let body = content.slice(closingEnd);
+    if (body.startsWith('\n')) {
+        body = body.slice(1);
+    }
+    return { raw, body };
+}
+
+function joinFrontmatter(raw: string | null, body: string): string {
+    if (!raw) return body;
+    return raw + '\n' + body;
+}
+
+function extractAllFrontmatterValues(raw: string | null): Record<string, string | string[]> {
+    const result: Record<string, string | string[]> = {};
+    if (!raw) return result;
+
+    const lines = raw.split('\n');
+    let currentKey: string | null = null;
+
+    for (const line of lines) {
+        if (line === '---' || line.trim() === '') {
+            currentKey = null;
+            continue;
+        }
+        const topMatch = line.match(/^(\w[\w\s]*\w|\w+):\s*(.*)$/);
+        if (topMatch) {
+            const key = topMatch[1];
+            const value = topMatch[2].trim();
+            if (value) {
+                result[key] = value;
+                currentKey = null;
+            } else {
+                currentKey = key;
+                result[key] = [];
+            }
+            continue;
+        }
+        if (currentKey) {
+            const itemMatch = line.match(/^\s+-\s+(.+)$/);
+            if (itemMatch) {
+                const arr = result[currentKey];
+                if (Array.isArray(arr)) {
+                    arr.push(itemMatch[1].trim());
+                }
+            }
+        }
+    }
+    return result;
+}
+
+function buildFrontmatter(fields: Record<string, string | string[]>): string | null {
+    const lines: string[] = [];
+    for (const [key, value] of Object.entries(fields)) {
+        if (Array.isArray(value)) {
+            if (value.length === 0) continue;
+            lines.push(`${key}:`);
+            for (const item of value) {
+                if (item.trim()) lines.push(`  - ${item.trim()}`);
+            }
+        } else {
+            const trimmed = (value ?? '').trim();
+            if (!trimmed) continue;
+            lines.push(`${key}: ${trimmed}`);
+        }
+    }
+    if (lines.length === 0) return null;
+    return `---\n${lines.join('\n')}\n---`;
+}
+
+// ---------------------------------------------------------------------------
+// Schedule types
+// ---------------------------------------------------------------------------
+
+type InlineTaskSchedule =
+    | { type: 'cron'; expression: string; startDate: string; endDate: string; label: string }
+    | { type: 'window'; cron: string; startTime: string; endTime: string; startDate: string; endDate: string; label: string }
+    | { type: 'once'; runAt: string; label: string };
+
+// ---------------------------------------------------------------------------
+// Helpers
+// ---------------------------------------------------------------------------
+
+function scanDirectoryRecursive(dir: string): string[] {
+    if (!fs.existsSync(dir)) return [];
+    const files: string[] = [];
+    const entries = fs.readdirSync(dir);
+    for (const entry of entries) {
+        if (entry.startsWith('.')) continue;
+        const fullPath = path.join(dir, entry);
+        const stat = fs.statSync(fullPath);
+        if (stat.isDirectory()) {
+            files.push(...scanDirectoryRecursive(fullPath));
+        } else if (stat.isFile() && entry.endsWith('.md')) {
+            files.push(fullPath);
+        }
+    }
+    return files;
+}
+
+/**
+ * Wait for a run to complete by listening for run-processing-end event
+ */
+async function waitForRunCompletion(runId: string): Promise<void> {
+    return new Promise(async (resolve) => {
+        const unsubscribe = await bus.subscribe('*', async (event) => {
+            if (event.type === 'run-processing-end' && event.runId === runId) {
+                unsubscribe();
+                resolve();
+            }
+        });
+    });
+}
+
+/**
+ * Extract the assistant's final text response from a run's log.
+ */
+async function extractAgentResponse(runId: string): Promise<string | null> {
+    const run = await fetchRun(runId);
+    // Walk backwards through the log to find the last assistant message
+    for (let i = run.log.length - 1; i >= 0; i--) {
+        const event = run.log[i];
+        if (event.type === 'message' && event.message.role === 'assistant') {
+            const content = event.message.content;
+            if (typeof content === 'string') {
+                return content;
+            }
+            // Content may be an array of parts — concatenate text parts
+            if (Array.isArray(content)) {
+                const text = content
+                    .filter((p) => p.type === 'text')
+                    .map((p) => (p as { type: 'text'; text: string }).text)
+                    .join('');
+                return text || null;
+            }
+        }
+    }
+    return null;
+}
+
+interface InlineTask {
+    instruction: string;
+    schedule: InlineTaskSchedule | null;
+    /** Line index of the opening ```task fence in the body */
+    startLine: number;
+    /** Line index of the closing ``` fence */
+    endLine: number;
+}
+
+/**
+ * Parse the tell-rowboat block content (JSON format).
+ * Returns { instruction, schedule } or null if not valid JSON.
+ * Also supports legacy @rowboat format.
+ */
+function parseBlockContent(contentLines: string[]): { instruction: string; schedule: InlineTaskSchedule | null; lastRunAt: string | null } | null {
+    const raw = contentLines.join('\n').trim();
+    try {
+        const data = JSON.parse(raw);
+        const parsed = inlineTask.InlineTaskBlockSchema.safeParse(data);
+        if (parsed.success) {
+            return {
+                instruction: parsed.data.instruction,
+                schedule: parsed.data.schedule ? { ...parsed.data.schedule, label: parsed.data['schedule-label'] ?? '' } as InlineTaskSchedule : null,
+                lastRunAt: parsed.data.lastRunAt ?? null,
+            };
+        }
+        // Fallback for blocks that have instruction but don't fully match schema
+        if (data && typeof data === 'object' && data.instruction) {
+            return {
+                instruction: data.instruction,
+                schedule: data.schedule ?? null,
+                lastRunAt: data.lastRunAt ?? null,
+            };
+        }
+    } catch {
+        // Legacy format: @rowboat lines + optional schedule: JSON line
+    }
+
+    // Legacy fallback: parse @rowboat instruction and schedule: line
+    let schedule: InlineTaskSchedule | null = null;
+    const instructionLines: string[] = [];
+    for (const cl of contentLines) {
+        const schedMatch = cl.trim().match(/^schedule:\s*(.+)$/);
+        if (schedMatch) {
+            try {
+                const obj = JSON.parse(schedMatch[1]);
+                if (obj && typeof obj === 'object' && obj.type) {
+                    schedule = obj as InlineTaskSchedule;
+                }
+            } catch { /* not JSON schedule, skip */ }
+        } else if (!/^schedule-config:\s/.test(cl.trim())) {
+            instructionLines.push(cl);
+        }
+    }
+    const firstRowboatLine = instructionLines.find(l => l.trim().startsWith('@rowboat'));
+    const rawInstruction = firstRowboatLine?.trim() ?? instructionLines.join('\n').trim();
+    const instruction = rawInstruction.replace(/^@rowboat:?\s*/, '');
+    if (!instruction) return null;
+    return { instruction, schedule, lastRunAt: null };
+}
+
+/**
+ * Determine if a scheduled task is due to run.
+ */
+function isScheduledTaskDue(schedule: InlineTaskSchedule, lastRunAt: string | null): boolean {
+    const now = new Date();
+
+    // Check startDate/endDate bounds for cron and window
+    if (schedule.type === 'cron' || schedule.type === 'window') {
+        if (schedule.startDate && now < new Date(schedule.startDate)) return false;
+        if (schedule.endDate && now > new Date(schedule.endDate)) return false;
+    }
+
+    switch (schedule.type) {
+        case 'cron': {
+            if (!lastRunAt) return true; // Never run → due
+            try {
+                const lastRun = new Date(lastRunAt);
+                const interval = CronExpressionParser.parse(schedule.expression, {
+                    currentDate: lastRun,
+                });
+                const nextRun = interval.next().toDate();
+                return now >= nextRun;
+            } catch {
+                return false;
+            }
+        }
+        case 'window': {
+            if (!lastRunAt) return true;
+            try {
+                const lastRun = new Date(lastRunAt);
+                const interval = CronExpressionParser.parse(schedule.cron, {
+                    currentDate: lastRun,
+                });
+                const nextDate = interval.next().toDate();
+
+                // Check if we're within the time window
+                const [startHour, startMin] = schedule.startTime.split(':').map(Number);
+                const [endHour, endMin] = schedule.endTime.split(':').map(Number);
+                const startMinutes = startHour * 60 + startMin;
+                const endMinutes = endHour * 60 + endMin;
+                const nowMinutes = now.getHours() * 60 + now.getMinutes();
+
+                // The cron date must have passed and we need to be in the time window
+                return now >= nextDate && nowMinutes >= startMinutes && nowMinutes <= endMinutes;
+            } catch {
+                return false;
+            }
+        }
+        case 'once': {
+            if (lastRunAt) return false; // Already ran
+            const runAt = new Date(schedule.runAt);
+            return now >= runAt;
+        }
+    }
+}
+
+
+/**
+ * Find ```tell-rowboat code blocks in a note body and return tasks that are pending execution.
+ */
+function findPendingTasks(body: string): InlineTask[] {
+    const tasks: InlineTask[] = [];
+    const lines = body.split('\n');
+    let i = 0;
+    while (i < lines.length) {
+        const trimmed = lines[i].trim();
+        if (trimmed.startsWith('```task') || trimmed.startsWith('```tell-rowboat')) {
+            const startLine = i;
+            i++;
+            const contentLines: string[] = [];
+            while (i < lines.length && lines[i].trim() !== '```') {
+                contentLines.push(lines[i]);
+                i++;
+            }
+            const endLine = i; // line with closing ```
+
+            const parsed = parseBlockContent(contentLines);
+            if (parsed) {
+                const { instruction, schedule, lastRunAt } = parsed;
+
+                if (schedule) {
+                    if (isScheduledTaskDue(schedule, lastRunAt)) {
+                        tasks.push({ instruction, schedule, startLine, endLine });
+                    }
+                } else {
+                    // One-time task: skip if already ran
+                    if (!lastRunAt) {
+                        tasks.push({ instruction, schedule: null, startLine, endLine });
+                    }
+                }
+            }
+        }
+        i++;
+    }
+    return tasks;
+}
+
+/**
+ * Insert the agent result below the tell-rowboat code block in the body.
+ * Returns the updated body string.
+ */
+function insertResultBelow(body: string, endLine: number, result: string): string {
+    const lines = body.split('\n');
+    // Insert a blank line + result after the closing ``` fence
+    lines.splice(endLine + 1, 0, '', result);
+    return lines.join('\n');
+}
+
+
+/**
+ * Determine if a note has any "live" tell-rowboat tasks.
+ * A task is live if:
+ *   - It's a one-time task that hasn't been completed yet
+ *   - It's a scheduled task whose endDate hasn't passed (or has no endDate)
+ *   - It's a scheduled task before its startDate (will run in the future)
+ */
+function hasLiveTasks(body: string): boolean {
+    const now = new Date();
+    const lines = body.split('\n');
+    let i = 0;
+    while (i < lines.length) {
+        const trimmed = lines[i].trim();
+        if (trimmed.startsWith('```task') || trimmed.startsWith('```tell-rowboat')) {
+            i++;
+            const contentLines: string[] = [];
+            while (i < lines.length && lines[i].trim() !== '```') {
+                contentLines.push(lines[i]);
+                i++;
+            }
+
+            const parsed = parseBlockContent(contentLines);
+            if (!parsed) { i++; continue; }
+
+            const { schedule, lastRunAt } = parsed;
+
+            if (schedule) {
+                if (schedule.type === 'cron' || schedule.type === 'window') {
+                    const endDate = schedule.endDate;
+                    if (!endDate || now <= new Date(endDate)) {
+                        return true;
+                    }
+                } else if (schedule.type === 'once') {
+                    if (!lastRunAt) {
+                        return true;
+                    }
+                }
+            } else {
+                // One-time task without schedule: live if never ran
+                if (!lastRunAt) {
+                    return true;
+                }
+            }
+        }
+        i++;
+    }
+    return false;
+}
+
+// ---------------------------------------------------------------------------
+// Block data helpers
+// ---------------------------------------------------------------------------
+
+/**
+ * Update the JSON content inside a task code block to include lastRunAt.
+ * Replaces the content lines between the opening and closing fences.
+ */
+function updateBlockData(body: string, startLine: number, endLine: number, lastRunAt: string): string {
+    const lines = body.split('\n');
+    // Content is between startLine+1 and endLine-1
+    const contentLines = lines.slice(startLine + 1, endLine);
+    const raw = contentLines.join('\n').trim();
+
+    try {
+        const data = JSON.parse(raw);
+        data.lastRunAt = lastRunAt;
+        const updatedJson = JSON.stringify(data);
+        // Replace content lines with the updated JSON (single line)
+        lines.splice(startLine + 1, endLine - startLine - 1, updatedJson);
+    } catch {
+        // Not valid JSON — skip update
+    }
+
+    return lines.join('\n');
+}
+
+// ---------------------------------------------------------------------------
+// Main processing
+// ---------------------------------------------------------------------------
+
+async function processInlineTasks(): Promise<void> {
+    console.log('[InlineTasks] Checking live notes...');
+
+    if (!fs.existsSync(KNOWLEDGE_DIR)) {
+        console.log('[InlineTasks] Knowledge directory not found');
+        return;
+    }
+
+    const allFiles = scanDirectoryRecursive(KNOWLEDGE_DIR);
+    let totalProcessed = 0;
+
+    for (const filePath of allFiles) {
+        let content: string;
+        try {
+            content = fs.readFileSync(filePath, 'utf-8');
+        } catch {
+            continue;
+        }
+
+        const { raw, body } = splitFrontmatter(content);
+        const fields = extractAllFrontmatterValues(raw);
+
+        // Only process files marked as live
+        if (fields['live_note'] !== 'true') continue;
+
+        const tasks = findPendingTasks(body);
+
+        if (tasks.length === 0) {
+            // No pending tasks — check if still live, update if not
+            const live = hasLiveTasks(body);
+            if (!live) {
+                fields['live_note'] = 'false';
+                // Remove rowboat_tasks if present (legacy cleanup)
+                delete fields['rowboat_tasks'];
+                const newRaw = buildFrontmatter(fields);
+                const newContent = joinFrontmatter(newRaw, body);
+                try {
+                    fs.writeFileSync(filePath, newContent, 'utf-8');
+                    const rel = path.relative(WorkDir, filePath);
+                    console.log(`[InlineTasks] Marked ${rel} as no longer live`);
+                } catch { /* ignore */ }
+            }
+            continue;
+        }
+
+        const relativePath = path.relative(WorkDir, filePath);
+        console.log(`[InlineTasks] Found ${tasks.length} pending task(s) in ${relativePath}`);
+
+        // Process tasks one at a time, bottom-up so line indices stay valid
+        // (inserting content shifts lines below, so process from bottom to top)
+        const sortedTasks = [...tasks].sort((a, b) => b.endLine - a.endLine);
+
+        let currentBody = body;
+
+        for (const task of sortedTasks) {
+            console.log(`[InlineTasks] Running task: "${task.instruction.slice(0, 80)}..."`);
+
+            try {
+                const run = await createRun({ agentId: INLINE_TASK_AGENT });
+
+                const message = [
+                    `Execute the following instruction from the note "${relativePath}":`,
+                    '',
+                    `**Instruction:** ${task.instruction}`,
+                    '',
+                    '**Full note content for context:**',
+                    '```markdown',
+                    content,
+                    '```',
+                ].join('\n');
+
+                await createMessage(run.id, message);
+                await waitForRunCompletion(run.id);
+
+                const result = await extractAgentResponse(run.id);
+                if (result) {
+                    currentBody = insertResultBelow(currentBody, task.endLine, result);
+                    // Update the block JSON with lastRunAt
+                    const timestamp = new Date().toISOString();
+                    currentBody = updateBlockData(currentBody, task.startLine, task.endLine, timestamp);
+                    totalProcessed++;
+                    console.log(`[InlineTasks] Task completed`);
+                } else {
+                    console.warn(`[InlineTasks] No response from agent for task`);
+                }
+            } catch (error) {
+                console.error(`[InlineTasks] Error processing task:`, error);
+            }
+        }
+
+        // Update frontmatter — only manage live_note, remove legacy rowboat_tasks
+        const live = hasLiveTasks(currentBody);
+        fields['live_note'] = live ? 'true' : 'false';
+        delete fields['rowboat_tasks'];
+        const newRaw = buildFrontmatter(fields);
+        const newContent = joinFrontmatter(newRaw, currentBody);
+
+        try {
+            fs.writeFileSync(filePath, newContent, 'utf-8');
+            console.log(`[InlineTasks] Updated ${relativePath}`);
+        } catch (error) {
+            console.error(`[InlineTasks] Error writing ${relativePath}:`, error);
+        }
+    }
+
+    if (totalProcessed > 0) {
+        console.log(`[InlineTasks] Done. Processed ${totalProcessed} task(s).`);
+    } else {
+        console.log('[InlineTasks] No pending tasks found');
+    }
+}
+
+/**
+ * Classify whether an instruction contains a scheduling intent using the user's configured LLM.
+ * Returns a schedule object or null for one-time tasks.
+ */
+export async function classifySchedule(instruction: string): Promise<InlineTaskSchedule | null> {
+    const repo = container.resolve<IModelConfigRepo>('modelConfigRepo');
+    const config = await repo.getConfig();
+    const provider = createProvider(config.provider);
+    const model = provider.languageModel(config.model);
+
+    const now = new Date();
+    const defaultEnd = new Date(now.getTime() + 7 * 24 * 60 * 60 * 1000);
+    const localNow = now.toLocaleString('en-US', { dateStyle: 'full', timeStyle: 'long' });
+    const localEnd = defaultEnd.toLocaleString('en-US', { dateStyle: 'full', timeStyle: 'long' });
+    const tz = Intl.DateTimeFormat().resolvedOptions().timeZone;
+    const nowISO = now.toISOString();
+    const defaultEndISO = defaultEnd.toISOString();
+
+    const systemPrompt = `You classify whether a user instruction contains a scheduling intent.
+
+If the instruction implies a recurring or future-scheduled task, return a JSON object with the schedule.
+If the instruction is a one-time immediate task, return null.
+
+Every schedule object MUST include a "label" field: a short, plain-English description starting with "runs" that includes the end date (e.g. "runs every 2 minutes until Mar 12", "runs daily at 8 AM until Mar 12").
+
+Schedule types:
+1. "cron" — recurring schedule. Return: {"type":"cron","expression":"<cron>","startDate":"<ISO>","endDate":"<ISO>","label":"<human readable>"}
+   Use standard 5-field cron (minute hour day-of-month month day-of-week).
+   "startDate" defaults to now (${nowISO}). "endDate" defaults to 7 days from now (${defaultEndISO}).
+   Override these if the user specifies a duration (e.g. "for the next 3 days" → endDate = now + 3 days) or a start (e.g. "starting next Monday").
+   Example: "every morning at 8am" → {"type":"cron","expression":"0 8 * * *","startDate":"${nowISO}","endDate":"${defaultEndISO}","label":"runs daily at 8 AM until Mar 12"}
+
+2. "window" — recurring with a time window. Return: {"type":"window","cron":"<cron>","startTime":"HH:MM","endTime":"HH:MM","startDate":"<ISO>","endDate":"<ISO>","label":"<human readable>"}
+   Use when the user specifies a range like "between 8am and 10am". Same startDate/endDate defaults and override rules as cron.
+
+3. "once" — run once at a specific future time. Return: {"type":"once","runAt":"<ISO 8601 datetime>","label":"<human readable>"}
+   Use when the user says "tomorrow at 3pm", "next Friday", etc. No startDate/endDate for once.
+
+Current local time: ${localNow}
+Timezone: ${tz}
+Current UTC time: ${nowISO}
+Default end time (local): ${localEnd}
+
+Respond with ONLY valid JSON: either a schedule object or null. No other text.`;
+
+    try {
+        const result = await generateText({
+            model,
+            system: systemPrompt,
+            prompt: instruction,
+        });
+
+        let text = result.text.trim();
+        console.log('[classifySchedule] LLM response:', text);
+        // Strip markdown code fences if the LLM wraps the JSON
+        text = text.replace(/^```(?:json)?\s*\n?/, '').replace(/\n?```\s*$/, '').trim();
+        if (text === 'null' || text === '') {
+            return null;
+        }
+
+        const parsed = JSON.parse(text);
+        if (!parsed || typeof parsed !== 'object' || !parsed.type) {
+            return null;
+        }
+
+        return parsed as InlineTaskSchedule;
+    } catch (error) {
+        console.error('[classifySchedule] Error:', error);
+        return null;
+    }
+}
+
+/**
+ * Main entry point — runs as independent polling service
+ */
+export async function init() {
+    console.log('[InlineTasks] Starting Inline Task Service...');
+    console.log(`[InlineTasks] Will check for task blocks every ${SYNC_INTERVAL_MS / 1000} seconds`);
+
+    // Initial run
+    await processInlineTasks();
+
+    // Periodic polling
+    while (true) {
+        await new Promise(resolve => setTimeout(resolve, SYNC_INTERVAL_MS));
+
+        try {
+            await processInlineTasks();
+        } catch (error) {
+            console.error('[InlineTasks] Error in main loop:', error);
+        }
+    }
+}
diff --git a/apps/x/packages/core/src/knowledge/label_emails.ts b/apps/x/packages/core/src/knowledge/label_emails.ts
new file mode 100644
index 00000000..a62f674a
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/label_emails.ts
@@ -0,0 +1,269 @@
+import fs from 'fs';
+import path from 'path';
+import { WorkDir } from '../config/config.js';
+import { createRun, createMessage } from '../runs/runs.js';
+import { bus } from '../runs/bus.js';
+import { serviceLogger } from '../services/service_logger.js';
+import { limitEventItems } from './limit_event_items.js';
+import {
+    loadLabelingState,
+    saveLabelingState,
+    markFileAsLabeled,
+    type LabelingState,
+} from './labeling_state.js';
+
+const SYNC_INTERVAL_MS = 3 * 60 * 1000; // 3 minutes
+const BATCH_SIZE = 15;
+const LABELING_AGENT = 'labeling_agent';
+const GMAIL_SYNC_DIR = path.join(WorkDir, 'gmail_sync');
+const MAX_CONTENT_LENGTH = 8000;
+
+/**
+ * Find email files that haven't been labeled yet
+ */
+function getUnlabeledEmails(state: LabelingState): string[] {
+    if (!fs.existsSync(GMAIL_SYNC_DIR)) {
+        return [];
+    }
+
+    const unlabeled: string[] = [];
+
+    function traverse(dir: string) {
+        const entries = fs.readdirSync(dir);
+        for (const entry of entries) {
+            const fullPath = path.join(dir, entry);
+            const stat = fs.statSync(fullPath);
+
+            if (stat.isDirectory()) {
+                traverse(fullPath);
+            } else if (stat.isFile() && entry.endsWith('.md')) {
+                // Skip if already tracked in state
+                if (state.processedFiles[fullPath]) {
+                    continue;
+                }
+
+                // Skip if file already has frontmatter
+                try {
+                    const content = fs.readFileSync(fullPath, 'utf-8');
+                    if (content.startsWith('---')) {
+                        continue;
+                    }
+                } catch {
+                    continue;
+                }
+
+                unlabeled.push(fullPath);
+            }
+        }
+    }
+
+    traverse(GMAIL_SYNC_DIR);
+    return unlabeled;
+}
+
+/**
+ * Wait for a run to complete by listening for run-processing-end event
+ */
+async function waitForRunCompletion(runId: string): Promise<void> {
+    return new Promise(async (resolve) => {
+        const unsubscribe = await bus.subscribe('*', async (event) => {
+            if (event.type === 'run-processing-end' && event.runId === runId) {
+                unsubscribe();
+                resolve();
+            }
+        });
+    });
+}
+
+/**
+ * Label a batch of email files using the labeling agent
+ */
+async function labelEmailBatch(
+    files: { path: string; content: string }[]
+): Promise<{ runId: string; filesEdited: Set<string> }> {
+    const run = await createRun({
+        agentId: LABELING_AGENT,
+    });
+
+    let message = `Label the following ${files.length} email files by prepending YAML frontmatter.\n\n`;
+    message += `**Important:** Use workspace-relative paths with workspace-edit (e.g. "gmail_sync/email.md", NOT absolute paths).\n\n`;
+
+    for (let i = 0; i < files.length; i++) {
+        const file = files[i];
+        const relativePath = path.relative(WorkDir, file.path);
+        const truncated = file.content.length > MAX_CONTENT_LENGTH
+            ? file.content.slice(0, MAX_CONTENT_LENGTH) + '\n\n[... content truncated, use workspace-readFile for full content ...]'
+            : file.content;
+
+        message += `## File ${i + 1}: ${relativePath}\n\n`;
+        message += truncated;
+        message += `\n\n---\n\n`;
+    }
+
+    const filesEdited = new Set<string>();
+
+    const unsubscribe = await bus.subscribe(run.id, async (event) => {
+        if (event.type !== 'tool-invocation') {
+            return;
+        }
+        if (event.toolName !== 'workspace-edit') {
+            return;
+        }
+        try {
+            const parsed = JSON.parse(event.input) as { path?: string };
+            if (typeof parsed.path === 'string') {
+                filesEdited.add(parsed.path);
+            }
+        } catch {
+            // ignore parse errors
+        }
+    });
+
+    await createMessage(run.id, message);
+    await waitForRunCompletion(run.id);
+    unsubscribe();
+
+    return { runId: run.id, filesEdited };
+}
+
+/**
+ * Process all unlabeled emails in batches
+ */
+async function processUnlabeledEmails(): Promise<void> {
+    console.log('[EmailLabeling] Checking for unlabeled emails...');
+
+    const state = loadLabelingState();
+    const unlabeled = getUnlabeledEmails(state);
+
+    if (unlabeled.length === 0) {
+        console.log('[EmailLabeling] No unlabeled emails found');
+        return;
+    }
+
+    console.log(`[EmailLabeling] Found ${unlabeled.length} unlabeled emails`);
+
+    const run = await serviceLogger.startRun({
+        service: 'email_labeling',
+        message: `Labeling ${unlabeled.length} email${unlabeled.length === 1 ? '' : 's'}`,
+        trigger: 'timer',
+    });
+
+    const relativeFiles = unlabeled.map(f => path.relative(WorkDir, f));
+    const limitedFiles = limitEventItems(relativeFiles);
+    await serviceLogger.log({
+        type: 'changes_identified',
+        service: run.service,
+        runId: run.runId,
+        level: 'info',
+        message: `Found ${unlabeled.length} unlabeled email${unlabeled.length === 1 ? '' : 's'}`,
+        counts: { emails: unlabeled.length },
+        items: limitedFiles.items,
+        truncated: limitedFiles.truncated,
+    });
+
+    const totalBatches = Math.ceil(unlabeled.length / BATCH_SIZE);
+    let totalEdited = 0;
+    let hadError = false;
+
+    for (let i = 0; i < unlabeled.length; i += BATCH_SIZE) {
+        const batchPaths = unlabeled.slice(i, i + BATCH_SIZE);
+        const batchNumber = Math.floor(i / BATCH_SIZE) + 1;
+
+        try {
+            // Read file contents for the batch
+            const files: { path: string; content: string }[] = [];
+            for (const filePath of batchPaths) {
+                try {
+                    const content = fs.readFileSync(filePath, 'utf-8');
+                    files.push({ path: filePath, content });
+                } catch (error) {
+                    console.error(`[EmailLabeling] Error reading ${filePath}:`, error);
+                }
+            }
+
+            if (files.length === 0) {
+                continue;
+            }
+
+            console.log(`[EmailLabeling] Processing batch ${batchNumber}/${totalBatches} (${files.length} files)`);
+            await serviceLogger.log({
+                type: 'progress',
+                service: run.service,
+                runId: run.runId,
+                level: 'info',
+                message: `Processing batch ${batchNumber}/${totalBatches} (${files.length} files)`,
+                step: 'batch',
+                current: batchNumber,
+                total: totalBatches,
+                details: { filesInBatch: files.length },
+            });
+
+            const result = await labelEmailBatch(files);
+            totalEdited += result.filesEdited.size;
+
+            // Only mark files that were actually edited by the agent
+            for (const file of files) {
+                const relativePath = path.relative(WorkDir, file.path);
+                if (result.filesEdited.has(relativePath)) {
+                    markFileAsLabeled(file.path, state);
+                }
+            }
+
+            saveLabelingState(state);
+            console.log(`[EmailLabeling] Batch ${batchNumber}/${totalBatches} complete, ${result.filesEdited.size} files edited`);
+        } catch (error) {
+            hadError = true;
+            console.error(`[EmailLabeling] Error processing batch ${batchNumber}:`, error);
+            await serviceLogger.log({
+                type: 'error',
+                service: run.service,
+                runId: run.runId,
+                level: 'error',
+                message: `Error processing batch ${batchNumber}`,
+                error: error instanceof Error ? error.message : String(error),
+                context: { batchNumber },
+            });
+        }
+    }
+
+    state.lastRunTime = new Date().toISOString();
+    saveLabelingState(state);
+
+    await serviceLogger.log({
+        type: 'run_complete',
+        service: run.service,
+        runId: run.runId,
+        level: hadError ? 'error' : 'info',
+        message: `Email labeling complete: ${totalEdited} files labeled`,
+        durationMs: Date.now() - run.startedAt,
+        outcome: hadError ? 'error' : 'ok',
+        summary: {
+            totalEmails: unlabeled.length,
+            filesLabeled: totalEdited,
+        },
+    });
+
+    console.log(`[EmailLabeling] Done. ${totalEdited} emails labeled.`);
+}
+
+/**
+ * Main entry point - runs as independent polling service
+ */
+export async function init() {
+    console.log('[EmailLabeling] Starting Email Labeling Service...');
+    console.log(`[EmailLabeling] Will check for unlabeled emails every ${SYNC_INTERVAL_MS / 1000} seconds`);
+
+    // Initial run
+    await processUnlabeledEmails();
+
+    // Periodic polling
+    while (true) {
+        await new Promise(resolve => setTimeout(resolve, SYNC_INTERVAL_MS));
+
+        try {
+            await processUnlabeledEmails();
+        } catch (error) {
+            console.error('[EmailLabeling] Error in main loop:', error);
+        }
+    }
+}
diff --git a/apps/x/packages/core/src/knowledge/labeling_agent.ts b/apps/x/packages/core/src/knowledge/labeling_agent.ts
new file mode 100644
index 00000000..f6ff9597
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/labeling_agent.ts
@@ -0,0 +1,59 @@
+import { renderTagSystemForEmails } from './tag_system.js';
+
+export function getRaw(): string {
+  return `---
+model: gpt-5.2
+tools:
+  workspace-readFile:
+    type: builtin
+    name: workspace-readFile
+  workspace-edit:
+    type: builtin
+    name: workspace-edit
+  workspace-readdir:
+    type: builtin
+    name: workspace-readdir
+---
+# Task
+
+You are an email labeling agent. Given a batch of email files, you will classify each email and prepend YAML frontmatter with structured labels.
+
+${renderTagSystemForEmails()}
+
+# Instructions
+
+1. For each email file provided in the message, read its content carefully.
+2. Classify the email using the taxonomy above. Be accurate and conservative — only apply labels that clearly fit.
+3. Use \`workspace-edit\` to prepend YAML frontmatter to the file. The oldString should be the first line of the file (the \`# Subject\` heading), and the newString should be the frontmatter followed by that same first line.
+4. Always include \`processed: true\` and \`labeled_at\` with the current ISO timestamp.
+5. If the email already has frontmatter (starts with \`---\`), skip it.
+
+# Frontmatter Format
+
+\`\`\`yaml
+---
+labels:
+  relationship:
+    - Investor
+  topics:
+    - Fundraising
+    - Finance
+  type: Intro
+  filter:
+    - Promotion
+  action: FYI
+processed: true
+labeled_at: "2026-02-28T12:00:00Z"
+---
+\`\`\`
+
+# Rules
+
+- Every label category must be present in the frontmatter, even if empty (use \`[]\` for empty arrays).
+- \`type\` and \`action\` are single values (strings), not arrays.
+- \`relationship\`, \`topics\`, and \`filter\` are arrays.
+- Use the exact label values from the taxonomy — do not invent new ones.
+- The \`labeled_at\` timestamp should be the current time in ISO 8601 format.
+- Process all files in the batch. Do not skip any unless they already have frontmatter.
+`;
+}
diff --git a/apps/x/packages/core/src/knowledge/labeling_state.ts b/apps/x/packages/core/src/knowledge/labeling_state.ts
new file mode 100644
index 00000000..ced922af
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/labeling_state.ts
@@ -0,0 +1,48 @@
+import fs from 'fs';
+import path from 'path';
+import { WorkDir } from '../config/config.js';
+
+const STATE_FILE = path.join(WorkDir, 'labeling_state.json');
+
+export interface LabelingState {
+    processedFiles: Record<string, { labeledAt: string }>;
+    lastRunTime: string;
+}
+
+export function loadLabelingState(): LabelingState {
+    if (fs.existsSync(STATE_FILE)) {
+        try {
+            return JSON.parse(fs.readFileSync(STATE_FILE, 'utf-8'));
+        } catch (error) {
+            console.error('Error loading labeling state:', error);
+        }
+    }
+
+    return {
+        processedFiles: {},
+        lastRunTime: new Date(0).toISOString(),
+    };
+}
+
+export function saveLabelingState(state: LabelingState): void {
+    try {
+        fs.writeFileSync(STATE_FILE, JSON.stringify(state, null, 2));
+    } catch (error) {
+        console.error('Error saving labeling state:', error);
+        throw error;
+    }
+}
+
+export function markFileAsLabeled(filePath: string, state: LabelingState): void {
+    state.processedFiles[filePath] = {
+        labeledAt: new Date().toISOString(),
+    };
+}
+
+export function resetLabelingState(): void {
+    const emptyState: LabelingState = {
+        processedFiles: {},
+        lastRunTime: new Date().toISOString(),
+    };
+    saveLabelingState(emptyState);
+}
diff --git a/apps/x/packages/core/src/knowledge/note_creation_medium.ts b/apps/x/packages/core/src/knowledge/note_creation.ts
similarity index 70%
rename from apps/x/packages/core/src/knowledge/note_creation_medium.ts
rename to apps/x/packages/core/src/knowledge/note_creation.ts
index 434078c4..2d7a6b58 100644
--- a/apps/x/packages/core/src/knowledge/note_creation_medium.ts
+++ b/apps/x/packages/core/src/knowledge/note_creation.ts
@@ -1,4 +1,8 @@
-export const raw = `---
+import { renderNoteTypesBlock } from './note_system.js';
+import { renderNoteEffectRules } from './tag_system.js';
+
+export function getRaw(): string {
+  return `---
 model: gpt-5.2
 tools:
   workspace-writeFile:
@@ -130,25 +134,15 @@ Either:
 
 ---
 
-# The Core Rule: Medium Strictness
+# The Core Rule: Label-Based Filtering
 
-**MEDIUM STRICTNESS MODE**
+**Emails now have YAML frontmatter with labels.** Use these labels to decide whether to process or skip.
 
-**Meetings create notes because:**
-- You chose to spend time with these people
-- If you met them, they matter enough to track
-- Meeting transcripts have rich context
+**Meetings and voice memos always create notes** — no label check needed.
 
-**Emails can create notes if:**
-- The email contains personalized content (not mass mail)
-- The sender seems relevant to your work (business context, not consumer services)
-- The email is part of a meaningful exchange (not one-off transactional)
+**For emails, read the YAML frontmatter labels and apply these rules:**
 
-**Skip creating notes for:**
-- Mass emails and newsletters
-- Automated/transactional emails
-- Consumer service providers (utilities, subscriptions, etc.)
-- Cold sales outreach with no prior relationship indication
+${renderNoteEffectRules()}
 
 ---
 
@@ -217,168 +211,40 @@ Emails containing calendar invites (\`.ics\` attachments or inline calendar data
 
 ---
 
-# Step 1: Source Filtering
+# Step 1: Source Filtering (Label-Based)
 
-## Skip These Sources (Both Meetings and Emails)
+## For Meetings and Voice Memos
+Always process — no filtering needed.
 
-### Mass Emails and Newsletters
+## For Emails — Read YAML Frontmatter
 
-**Indicators:**
-- Sent to a list (To: contains multiple addresses, or undisclosed-recipients)
-- Unsubscribe link in body or footer
-- From a no-reply or marketing address (noreply@, newsletter@, marketing@, hello@)
-- Generic greeting ("Hi there", "Dear subscriber", "Hello!")
-- Promotional language ("Don't miss out", "Limited time", "% off")
-- Mailing list headers (List-Unsubscribe, Mailing-List)
-- Sent via marketing platforms (via sendgrid, via mailchimp, etc.)
+Emails have YAML frontmatter with labels prepended by the labeling agent:
 
-**Action:** SKIP with reason "Newsletter/mass email"
+\`\`\`yaml
+---
+labels:
+  relationship:
+    - Investor
+  topics:
+    - Fundraising
+  type: Intro
+  filter: []
+  action: FYI
+processed: true
+labeled_at: "2026-02-28T12:00:00Z"
+---
+\`\`\`
 
-### Product Updates & Changelogs
+## Decision Rules
 
-**Indicators:**
-- Subject contains: "changelog", "what's new", "product update", "release notes", "v1.x", "new features"
-- Content describes feature releases, bug fixes, or product changes
-- Sent to all users/customers (not personalized to you specifically)
-- From tools/SaaS you use: Cal.com, Notion, Slack, Linear, Figma, etc.
-- No action required from you — purely informational
-- Written in announcement style, not conversational
-
-**Examples to SKIP:**
-- "Cal.com Changelog v6.1" — product update
-- "What's new in Notion - January 2026" — feature announcement
-- "Introducing new Slack features" — product marketing
-- "Linear Release Notes" — changelog
-
-**Action:** SKIP with reason "Product update/changelog"
-
-### Cold Outreach / Sales Emails
-
-**THE RULE: If someone emails you offering services and you never responded, SKIP.**
-
-It doesn't matter how personalized, detailed, or relevant the pitch seems. If:
-1. They initiated contact (you didn't reach out first)
-2. They're offering services/products
-3. You never replied or engaged
-
-Then it's cold outreach and should be SKIPPED. Do NOT create notes for cold outreach senders or their organizations.
-
-**EXCEPTION:** If they reference a prior real-world interaction, CREATE a note:
-- "Great meeting you at [conference/event]"
-- "Following up on our conversation at..."
-- "It was nice chatting at [place]"
-- "[Mutual contact] suggested I reach out after we met"
-
-This indicates a real relationship that started offline, not cold outreach.
-
-**Indicators:**
-- Unsolicited contact from someone you've never interacted with
-- Offering services you didn't request (HR, payroll, compliance, bookkeeping, recruiting, dev shops, marketing, etc.)
-- Sales-y language: "wanted to reach out", "thought this might help", "quick question about your..."
-- Mentions your company growth/funding/hiring/tech stack as a hook
-- Attaches "free guides", "case studies", "resources", or "frameworks"
-- Asks for a call/meeting without any prior relationship
-- From domains you've never contacted or met with before
-- No existing note for this person or organization
-- **No reply from the user in the email thread**
-
-**Examples to SKIP:**
-- "Saw you raised funding, wanted to reach out about our services"
-- "Quick question about your bookkeeping/compliance/hiring"
-- "Shared this guide that might help with [your problem]"
-- "Noticed you're scaling, we help startups with..."
-- "Would love 15 minutes to show you how we can help"
-- Detailed pitch about HR/payroll/India expansion services (still cold outreach!)
-- Follow-up emails to previous cold outreach that got no response
-
-**Key distinction:**
-- **You reaching out to a vendor** → worth tracking (you initiated)
-- **You replied to their outreach** → worth tracking (you engaged)
-- **Vendor cold emailing you with no response** → SKIP (no relationship exists)
-
-**IMPORTANT: CC'd people on cold outreach**
-When an email is identified as cold outreach, skip notes for ALL parties involved:
-- The sender (the person doing the outreach)
-- Anyone CC'd on the email (colleagues of the sender, other contacts they're trying to connect)
-- The organization they represent
-
-If someone only appears in your memory as "CC'd on outreach emails from [Sender]", they don't warrant a note — they're just incidentally included in cold outreach, not a real relationship.
-
-**Action:** SKIP with reason "Cold outreach/sales email - no engagement from user"
-
-### Automated/Transactional
-
-**Indicators:**
-- From automated systems (notifications@, alerts@, no-reply@)
-- Password resets, login alerts, shipping notifications
-- Calendar invites without substance
-- Receipts and invoices (unless from key vendor/customer)
-- GitHub/Jira/Slack notifications
-
-**Action:** SKIP with reason "Automated/transactional"
-
-### Low-Signal
-
-**Indicators:**
-- Very short with no substance ("Thanks!", "Sounds good", "Got it")
-- Only contains forwarded message with no commentary
-- Auto-replies ("I'm out of office")
-
-**Action:** SKIP with reason "Low signal"
-
-### Consumer Services (Medium strictness specific)
-
-**Indicators:**
-- From consumer service companies (utilities, streaming, retail)
-- Account management emails
-- Subscription confirmations
-- Delivery notifications
-
-**Action:** SKIP with reason "Consumer service"
-
-### Infrastructure & SaaS Providers
-
-**Skip emails from these types of services:**
-- Domain registrars: GoDaddy, Namecheap, Google Domains, Cloudflare
-- Hosting providers: AWS, Google Cloud, Azure, DigitalOcean, Heroku, Vercel, Netlify
-- Email providers: Google Workspace, Microsoft 365, Zoho
-- Payment processors: Stripe, PayPal, Square, Razorpay
-- Developer tools: GitHub, GitLab, Bitbucket, npm, Docker Hub
-- Analytics: Google Analytics, Mixpanel, Amplitude, Segment
-- Auth providers: Auth0, Okta, Firebase Auth
-- Support platforms: Zendesk, Intercom, Freshdesk
-- HR/Payroll: Gusto, Rippling, Deel, Remote
-
-**Indicators:**
-- Automated system notifications (renewal reminders, usage alerts, security notices)
-- No personalized content from a human
-- From domains like @godaddy.com, @aws.amazon.com, @stripe.com, etc.
-- Templates about account status, billing, or technical alerts
-
-**Action:** SKIP with reason "Infrastructure/SaaS provider notification"
-
-## Email-Specific Processing (Medium Strictness)
-
-For emails, evaluate if the content is personalized and business-relevant:
-
-**Create note if:**
-- The email is personally addressed and substantive
-- The sender appears to be from a business/organization relevant to your work
-- The content discusses work, projects, opportunities, or professional topics
-- It's a warm intro from anyone (not just existing contacts)
-- It's a thoughtful cold outreach that's specific to your work
-
-**Do not create note if:**
-- Clearly mass/templated email
-- Consumer service interaction
-- Generic sales pitch with no personalization
+${renderNoteEffectRules()}
 
 ## Filter Decision Output
 
 If skipping:
 \`\`\`
 SKIP
-Reason: {reason}
+Reason: Labels indicate skip-only categories: {list the labels}
 \`\`\`
 
 If processing, continue to Step 2.
@@ -552,16 +418,16 @@ Resolution Map:
 - "the integration" → "Acme Integration" (same project)
 \`\`\`
 
-## 4b: Apply Source Type Rules (Medium Strictness)
+## 4b: Apply Source Type Rules
 
-**If source_type == "meeting":**
+**If source_type == "meeting" or "voice_memo":**
 - Resolved entities → Update existing notes
 - New entities that pass filters → Create new notes
 
-**If source_type == "email" (MEDIUM STRICTNESS):**
+**If source_type == "email":**
+- The email already passed label-based filtering in Step 1
 - Resolved entities → Update existing notes
-- New entities → Create notes IF the email is personalized and business-relevant
-- New entities from cold sales pitches without personalization → Skip
+- New entities → Create notes (the labels already confirmed this email is worth processing)
 
 ## 4c: Disambiguation Rules
 
@@ -628,39 +494,23 @@ For entities not resolved to existing notes, determine if they warrant new notes
 
 ## People
 
-### Who Gets a Note (Medium Strictness)
+### Who Gets a Note
 
 **CREATE a note for people who are:**
 - External (not @user.domain)
 - Attendees in meetings
-- Email correspondents sending personalized, business-relevant content
+- Email correspondents (emails that reach this step already passed label-based filtering)
 - Decision makers or contacts at customers, prospects, or partners
 - Investors or potential investors
 - Candidates you are interviewing
 - Advisors or mentors
 - Key collaborators
 - Introducers who connect you to valuable contacts
-- Anyone reaching out with a specific, relevant opportunity
 
 **DO NOT create notes for:**
-- Transactional service providers (bank employees, support reps)
-- One-time administrative contacts
 - Large group meeting attendees you didn't interact with
 - Internal colleagues (@user.domain)
 - Assistants handling only logistics
-- Generic role-based contacts
-- Consumer service representatives
-- Generic cold sales outreach with no personalization
-
-### The Relevance Test (Medium Strictness)
-
-Ask: Is this person relevant to my professional work or goals?
-
-- Sarah Chen, VP Engineering evaluating your product → **Yes, create note**
-- James from HSBC who set up your account → **No, skip**
-- Investor reaching out about your company → **Yes, create note**
-- Cold recruiter with a generic pitch → **No, skip**
-- Someone reaching out about a specific opportunity → **Yes, create note**
 
 ### Role Inference
 
@@ -1025,153 +875,18 @@ After writing, verify links go both ways.
 
 ---
 
-# Note Templates
-
-## People
-\`\`\`markdown
-# {Full Name}
-
-## Info
-**Role:** {role, or inferred role with qualifier, or leave blank if truly unknown}
-**Organization:** [[Organizations/{organization}]] or leave blank
-**Email:** {email or leave blank}
-**Aliases:** {comma-separated: first name, nicknames, email}
-**First met:** {YYYY-MM-DD}
-**Last seen:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: Who they are, why you know them, what you're working on together.}
-
-## Connected to
-- [[Organizations/{Organization}]] — works at
-- [[People/{Person}]] — {colleague, introduced by, reports to}
-- [[Projects/{Project}]] — {role}
-
-## Activity
-- **{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[Folder/Name]] links}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-\`\`\`
-
-## Organizations
-\`\`\`markdown
-# {Organization Name}
-
-## Info
-**Type:** {company|team|institution|other}
-**Industry:** {industry or leave blank}
-**Relationship:** {customer|prospect|partner|competitor|vendor|other}
-**Domain:** {primary email domain}
-**Aliases:** {comma-separated: short names, abbreviations}
-**First met:** {YYYY-MM-DD}
-**Last seen:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: What this org is, what your relationship is.}
-
-## People
-- [[People/{Person}]] — {role}
-
-## Contacts
-{For transactional contacts who don't get their own notes}
-
-## Projects
-- [[Projects/{Project}]] — {relationship}
-
-## Activity
-- **{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[Folder/Name]] links}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-\`\`\`
-
-## Projects
-\`\`\`markdown
-# {Project Name}
-
-## Info
-**Type:** {deal|product|initiative|hiring|other}
-**Status:** {active|planning|on hold|completed|cancelled}
-**Started:** {YYYY-MM-DD or leave blank}
-**Last activity:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: What this project is, goal, current state.}
-
-## People
-- [[People/{Person}]] — {role}
-
-## Organizations
-- [[Organizations/{Org}]] — {customer|partner|etc.}
-
-## Related
-- [[Topics/{Topic}]] — {relationship}
-- [[Projects/{Project}]] — {relationship}
-
-## Timeline
-**{YYYY-MM-DD}** ({meeting|email})
-{What happened.}
-
-## Decisions
-- **{YYYY-MM-DD}**: {Decision}. {Rationale}.
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-\`\`\`
-
-## Topics
-\`\`\`markdown
-# {Topic Name}
-
-## About
-{1-2 sentences: What this topic covers.}
-
-**Keywords:** {comma-separated}
-**Aliases:** {other ways this topic is referenced}
-**First mentioned:** {YYYY-MM-DD}
-**Last mentioned:** {YYYY-MM-DD}
-
-## Related
-- [[People/{Person}]] — {relationship}
-- [[Organizations/{Org}]] — {relationship}
-- [[Projects/{Project}]] — {relationship}
-
-## Log
-**{YYYY-MM-DD}** ({meeting|email}: {title})
-{Summary with [[Folder/Name]] links}
-
-## Decisions
-- **{YYYY-MM-DD}**: {Decision}
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-\`\`\`
+${renderNoteTypesBlock()}
 
 ---
 
-# Summary: Medium Strictness Rules
+# Summary: Label-Based Rules
 
 | Source Type | Creates Notes? | Updates Notes? | Detects State Changes? |
 |-------------|---------------|----------------|------------------------|
 | Meeting | Yes | Yes | Yes |
 | Voice memo | Yes | Yes | Yes |
-| Email (personalized, business-relevant) | Yes | Yes | Yes |
-| Email (mass/automated/consumer) | No (SKIP) | No | No |
-| Email (cold outreach with personalization) | Yes | Yes | Yes |
-| Email (generic cold outreach) | No | No | No |
+| Email (has create label) | Yes | Yes | Yes |
+| Email (only skip labels) | No (SKIP) | No | No |
 
 **Voice memo activity format:** Always include a link to the source voice memo:
 \`\`\`
@@ -1198,7 +913,7 @@ Before completing, verify:
 
 **Source Type:**
 - [ ] Correctly identified as meeting or email
-- [ ] Applied correct medium strictness rules
+- [ ] Applied label-based filtering rules correctly
 
 **Resolution:**
 - [ ] Extracted all name variants from source
@@ -1233,4 +948,5 @@ Before completing, verify:
 - [ ] Dates are YYYY-MM-DD
 - [ ] Bidirectional links are consistent
 - [ ] New notes in correct folders
-`;
\ No newline at end of file
+`;
+}
\ No newline at end of file
diff --git a/apps/x/packages/core/src/knowledge/note_creation_high.ts b/apps/x/packages/core/src/knowledge/note_creation_high.ts
deleted file mode 100644
index ce15c324..00000000
--- a/apps/x/packages/core/src/knowledge/note_creation_high.ts
+++ /dev/null
@@ -1,1950 +0,0 @@
-export const raw = `---
-model: gpt-5.2
-tools:
-  workspace-writeFile:
-    type: builtin
-    name: workspace-writeFile
-  workspace-readFile:
-    type: builtin
-    name: workspace-readFile
-  workspace-edit:
-    type: builtin
-    name: workspace-edit
-  workspace-readdir:
-    type: builtin
-    name: workspace-readdir
-  workspace-mkdir:
-    type: builtin
-    name: workspace-mkdir
-  workspace-grep:
-    type: builtin
-    name: workspace-grep
-  workspace-glob:
-    type: builtin
-    name: workspace-glob
----
-# Task
-
-You are a memory agent. Given a single source file (email, meeting transcript, or voice memo), you will:
-
-1. **Determine source type (meeting or email)**
-2. **Evaluate if the source is worth processing**
-3. **Search for all existing related notes**
-4. **Resolve entities to canonical names**
-5. Identify new entities worth tracking (meetings only)
-6. Extract structured information (decisions, commitments, key facts)
-7. **Detect state changes (status updates, resolved items, role changes)**
-8. Create new notes (meetings only) or update existing notes
-9. **Apply state changes to existing notes**
-
-The core rule: **Meetings and voice memos create notes. Emails enrich them.**
-
-You have full read access to the existing knowledge directory. Use this extensively to:
-- Find existing notes for people, organizations, projects mentioned
-- Resolve ambiguous names (find existing note for "David")
-- Understand existing relationships before updating
-- Avoid creating duplicate notes
-- Maintain consistency with existing content
-- **Detect when new information changes the state of existing notes**
-
-# Inputs
-
-1. **source_file**: Path to a single file to process (email or meeting transcript)
-2. **knowledge_folder**: Path to Obsidian vault (read/write access)
-3. **user**: Information about the owner of this memory
-   - name: e.g., "Arj"
-   - email: e.g., "arj@rowboat.com"
-   - domain: e.g., "rowboat.com"
-4. **knowledge_index**: A pre-built index of all existing notes (provided in the message)
-
-# Knowledge Base Index
-
-**IMPORTANT:** You will receive a pre-built index of all existing notes at the start of each request. This index contains:
-- All people notes with their names, emails, aliases, and organizations
-- All organization notes with their names, domains, and aliases
-- All project notes with their names and statuses
-- All topic notes with their names and keywords
-
-**USE THE INDEX for entity resolution instead of grep/search commands.** This is much faster.
-
-When you need to:
-- Check if a person exists → Look up by name/email/alias in the index
-- Find an organization → Look up by name/domain in the index
-- Resolve "David" to a full name → Check index for people with that name/alias + organization context
-
-**Only use \`cat\` to read full note content** when you need details not in the index (e.g., existing activity logs, open items).
-
-# Tools Available
-
-You have access to these tools:
-
-**For reading files:**
-\`\`\`
-workspace-readFile({ path: "knowledge/People/Sarah Chen.md" })
-\`\`\`
-
-**For creating NEW files:**
-\`\`\`
-workspace-writeFile({ path: "knowledge/People/Sarah Chen.md", data: "# Sarah Chen\\n\\n..." })
-\`\`\`
-
-**For editing EXISTING files (preferred for updates):**
-\`\`\`
-workspace-edit({
-  path: "knowledge/People/Sarah Chen.md",
-  oldString: "## Activity\\n",
-  newString: "## Activity\\n- **2026-02-03** (meeting): New activity entry\\n"
-})
-\`\`\`
-
-**For listing directories:**
-\`\`\`
-workspace-readdir({ path: "knowledge/People" })
-\`\`\`
-
-**For creating directories:**
-\`\`\`
-workspace-mkdir({ path: "knowledge/Projects", recursive: true })
-\`\`\`
-
-**For searching files:**
-\`\`\`
-workspace-grep({ pattern: "Acme Corp", searchPath: "knowledge", fileGlob: "*.md" })
-\`\`\`
-
-**For finding files by pattern:**
-\`\`\`
-workspace-glob({ pattern: "**/*.md", cwd: "knowledge/People" })
-\`\`\`
-
-**IMPORTANT:**
-- Use \`workspace-edit\` for updating existing notes (adding activity, updating fields)
-- Use \`workspace-writeFile\` only for creating new notes
-- Prefer the knowledge_index for entity resolution (it's faster than grep)
-
-# Output
-
-Either:
-- **SKIP** with reason, if source should be ignored
-- Updated or new markdown files in notes_folder
-
----
-
-# The Core Rule: Meetings Create, Emails Enrich
-
-**Meetings create notes because:**
-- You chose to spend time with these people
-- If you met them, they matter enough to track
-- Meeting transcripts have rich context
-
-**Emails only update existing notes because:**
-- Most emails are noise
-- Without a meeting, there's no established relationship worth tracking
-- Prevents memory bloat from random contacts
-
-**The only exception:** Warm intros from someone already in your memory.
-
----
-
-# Step 0: Determine Source Type
-
-Read the source file and determine if it's a meeting or email.
-\`\`\`
-workspace-readFile({ path: "{source_file}" })
-\`\`\`
-
-**Meeting indicators:**
-- Has \`Attendees:\` field
-- Has \`Meeting:\` title
-- Transcript format with speaker labels
-
-**Email indicators:**
-- Has \`From:\` and \`To:\` fields
-- Has \`Subject:\` field
-- Email signature
-
-**Voice memo indicators:**
-- Has \`**Type:** voice memo\` field
-- Has \`**Path:**\` field with path like \`Voice Memos/YYYY-MM-DD/...\`
-- Has \`## Transcript\` section
-
-**Set processing mode:**
-- \`source_type = "meeting"\` → Can create new notes
-- \`source_type = "email"\` → Can only update existing notes
-- \`source_type = "voice_memo"\` → Can create new notes (treat like meetings)
-
----
-
-## Calendar Invite Emails
-
-Emails containing calendar invites (\`.ics\` attachments or inline calendar data) are **high signal** - a scheduled meeting means this person matters.
-
-**How to identify:**
-- Subject contains "Invitation:", "Accepted:", "Declined:", or "Updated:"
-- Has \`.ics\` attachment reference
-- Contains calendar metadata (VCALENDAR, VEVENT)
-
-**Rules for calendar invite emails:**
-1. **CREATE a note for the primary contact** - the person you're actually meeting with
-2. **Extract from the invite:** their name, email, organization (from email domain), meeting topic
-3. **Skip automated notifications from Google/Outlook** - emails from calendar-no-reply@google.com with no human sender
-4. **Skip "Accepted/Declined" responses** - these are just RSVP confirmations, not new contacts
-
-**Who is the primary contact?**
-- For 1:1 meetings: the other person
-- For group meetings: the organizer (unless it's an EA - check if organizer differs from attendees)
-- Look at the meeting title for hints (e.g., "Coffee with Sarah" → Sarah is the contact)
-
-**What to extract:**
-- Name and email from the invite
-- Organization from email domain
-- Meeting topic as context
-- Note that you have an upcoming meeting scheduled
-
-**Examples:**
-- "Invitation: Coffee with Sarah Chen" from sarah@acme.com → CREATE note for Sarah Chen at Acme
-- "Invitation: Acme <> YourCompany sync" organized by sarah@acme.com → CREATE note for Sarah
-- "Accepted: Meeting" from calendar-no-reply@google.com → SKIP (just a notification)
-- "Declined: Sync" from john@example.com → SKIP (RSVP, not a new relationship)
-
-**Why this matters:** Once a note exists, subsequent emails from this person will enrich it. When the meeting happens, the transcript adds more detail.
-
----
-
-# Step 1: Source Filtering
-
-## Skip These Sources (Both Meetings and Emails)
-
-### Mass Emails and Newsletters
-
-**Indicators:**
-- Sent to a list (To: contains multiple addresses, or undisclosed-recipients)
-- Unsubscribe link in body or footer
-- From a no-reply or marketing address (noreply@, newsletter@, marketing@, hello@)
-- Generic greeting ("Hi there", "Dear subscriber", "Hello!")
-- Promotional language ("Don't miss out", "Limited time", "% off")
-- Mailing list headers (List-Unsubscribe, Mailing-List)
-- Sent via marketing platforms (via sendgrid, via mailchimp, etc.)
-
-**Action:** SKIP with reason "Newsletter/mass email"
-
-### Product Updates & Changelogs
-
-**Indicators:**
-- Subject contains: "changelog", "what's new", "product update", "release notes", "v1.x", "new features"
-- Content describes feature releases, bug fixes, or product changes
-- Sent to all users/customers (not personalized to you specifically)
-- From tools/SaaS you use: Cal.com, Notion, Slack, Linear, Figma, etc.
-- No action required from you — purely informational
-- Written in announcement style, not conversational
-
-**Examples to SKIP:**
-- "Cal.com Changelog v6.1" — product update
-- "What's new in Notion - January 2026" — feature announcement
-- "Introducing new Slack features" — product marketing
-- "Linear Release Notes" — changelog
-
-**Action:** SKIP with reason "Product update/changelog"
-
-### Cold Outreach / Sales Emails
-
-**THE RULE: If someone emails you offering services and you never responded, SKIP.**
-
-It doesn't matter how personalized, detailed, or relevant the pitch seems. If:
-1. They initiated contact (you didn't reach out first)
-2. They're offering services/products
-3. You never replied or engaged
-
-Then it's cold outreach and should be SKIPPED. Do NOT create notes for cold outreach senders or their organizations.
-
-**EXCEPTION:** If they reference a prior real-world interaction, CREATE a note:
-- "Great meeting you at [conference/event]"
-- "Following up on our conversation at..."
-- "It was nice chatting at [place]"
-- "[Mutual contact] suggested I reach out after we met"
-
-This indicates a real relationship that started offline, not cold outreach.
-
-**Indicators:**
-- Unsolicited contact from someone you've never interacted with
-- Offering services you didn't request (HR, payroll, compliance, bookkeeping, recruiting, dev shops, marketing, etc.)
-- Sales-y language: "wanted to reach out", "thought this might help", "quick question about your..."
-- Mentions your company growth/funding/hiring/tech stack as a hook
-- Attaches "free guides", "case studies", "resources", or "frameworks"
-- Asks for a call/meeting without any prior relationship
-- From domains you've never contacted or met with before
-- No existing note for this person or organization
-- **No reply from the user in the email thread**
-
-**Examples to SKIP:**
-- "Saw you raised funding, wanted to reach out about our services"
-- "Quick question about your bookkeeping/compliance/hiring"
-- "Shared this guide that might help with [your problem]"
-- "Noticed you're scaling, we help startups with..."
-- "Would love 15 minutes to show you how we can help"
-- Detailed pitch about HR/payroll/India expansion services (still cold outreach!)
-- Follow-up emails to previous cold outreach that got no response
-
-**Key distinction:**
-- **You reaching out to a vendor** → worth tracking (you initiated)
-- **You replied to their outreach** → worth tracking (you engaged)
-- **Vendor cold emailing you with no response** → SKIP (no relationship exists)
-
-**IMPORTANT: CC'd people on cold outreach**
-When an email is identified as cold outreach, skip notes for ALL parties involved:
-- The sender (the person doing the outreach)
-- Anyone CC'd on the email (colleagues of the sender, other contacts they're trying to connect)
-- The organization they represent
-
-If someone only appears in your memory as "CC'd on outreach emails from [Sender]", they don't warrant a note — they're just incidentally included in cold outreach, not a real relationship.
-
-**Action:** SKIP with reason "Cold outreach/sales email - no engagement from user"
-
-### Automated/Transactional
-
-**Indicators:**
-- From automated systems (notifications@, alerts@, no-reply@)
-- Password resets, login alerts, shipping notifications
-- Calendar invites without substance
-- Receipts and invoices (unless from key vendor/customer)
-- GitHub/Jira/Slack notifications
-
-**Action:** SKIP with reason "Automated/transactional"
-
-### Low-Signal
-
-**Indicators:**
-- Very short with no substance ("Thanks!", "Sounds good", "Got it")
-- Only contains forwarded message with no commentary
-- Auto-replies ("I'm out of office")
-
-**Action:** SKIP with reason "Low signal"
-
-### Infrastructure & SaaS Providers
-
-**Skip emails from these types of services:**
-- Domain registrars: GoDaddy, Namecheap, Google Domains, Cloudflare
-- Hosting providers: AWS, Google Cloud, Azure, DigitalOcean, Heroku, Vercel, Netlify
-- Email providers: Google Workspace, Microsoft 365, Zoho
-- Payment processors: Stripe, PayPal, Square, Razorpay
-- Developer tools: GitHub, GitLab, Bitbucket, npm, Docker Hub
-- Analytics: Google Analytics, Mixpanel, Amplitude, Segment
-- Auth providers: Auth0, Okta, Firebase Auth
-- Support platforms: Zendesk, Intercom, Freshdesk
-- HR/Payroll: Gusto, Rippling, Deel, Remote
-
-**Indicators:**
-- Automated system notifications (renewal reminders, usage alerts, security notices)
-- No personalized content from a human
-- From domains like @godaddy.com, @aws.amazon.com, @stripe.com, etc.
-- Templates about account status, billing, or technical alerts
-
-**Action:** SKIP with reason "Infrastructure/SaaS provider notification"
-
-## Email-Specific Filtering
-
-For emails, check if sender/recipients have existing notes:
-\`\`\`
-workspace-grep({ pattern: "{sender email}", searchPath: "{knowledge_folder}" })
-workspace-grep({ pattern: "{sender name}", searchPath: "{knowledge_folder}/People" })
-\`\`\`
-
-**If no existing note found:**
-- Check if this is a warm intro from someone in memory (see below)
-- If not a warm intro → SKIP with reason "No existing relationship"
-
-**If existing note found:**
-- Continue processing
-- Will update existing note only
-
-### Detecting Warm Intros
-
-A warm intro is when someone already in your memory introduces you to someone new.
-
-**Indicators:**
-- Subject contains "Intro:" or "Introduction:"
-- Body contains "want to introduce" or "meet [Name]"
-- Sender has an existing note in memory
-- New person is CC'd or mentioned
-
-**If warm intro detected:**
-- This is the ONE exception where email can create notes
-- Create note for the introduced person
-- Create org note for their company if needed
-
-## Filter Decision Output
-
-If skipping:
-\`\`\`
-SKIP
-Reason: {reason}
-\`\`\`
-
-If processing, continue to Step 2.
-
----
-
-# Step 2: Read and Parse Source File
-\`\`\`
-workspace-readFile({ path: "{source_file}" })
-\`\`\`
-
-Extract metadata:
-
-**For meetings:**
-- **Date:** From header or filename
-- **Title:** Meeting name
-- **Attendees:** List of participants
-- **Duration:** If available
-
-**For emails:**
-- **Date:** From \`Date:\` header
-- **Subject:** From \`Subject:\` header
-- **From:** Sender email/name
-- **To/Cc:** Recipients
-
-## 2a: Exclude Self
-
-Never create or update notes for:
-- The user (matches user.name, user.email, or @user.domain)
-- Anyone @{user.domain} (colleagues at user's company)
-
-Filter these out from attendees/participants before proceeding.
-
-## 2b: Extract All Name Variants
-
-From the source, collect every way entities are referenced:
-
-**People variants:**
-- Full names: "Sarah Chen"
-- First names only: "Sarah"
-- Last names only: "Chen"
-- Initials: "S. Chen"
-- Email addresses: "sarah@acme.com"
-- Roles/titles: "their CTO", "the VP of Engineering"
-- Pronouns with clear antecedents: "she" (referring to Sarah in same paragraph)
-
-**Organization variants:**
-- Full names: "Acme Corporation"
-- Short names: "Acme"
-- Abbreviations: "AC"
-- Email domains: "@acme.com"
-- References: "your company", "their team"
-
-**Project variants:**
-- Explicit names: "Project Atlas"
-- Descriptive references: "the integration", "the pilot", "the deal"
-- Combined references: "Acme integration", "the Series A"
-
-Create a list of all variants found:
-\`\`\`
-Variants found:
-- People: "Sarah Chen", "Sarah", "sarah@acme.com", "David", "their CTO"
-- Organizations: "Acme Corp", "Acme", "@acme.com"
-- Projects: "the pilot", "Q2 integration"
-\`\`\`
-
----
-
-# Step 3: Look Up Existing Notes in Index
-
-**Use the provided knowledge_index to find existing notes. Do NOT use grep commands.**
-
-## 3a: Look Up People
-
-For each person variant (name, email, alias), check the index:
-
-\`\`\`
-From index, find matches for:
-- "Sarah Chen" → Check People table for matching name
-- "Sarah" → Check People table for matching name or alias
-- "sarah@acme.com" → Check People table for matching email
-- "@acme.com" → Check People table for matching organization or check Organizations for domain
-\`\`\`
-
-## 3b: Look Up Organizations
-
-\`\`\`
-From index, find matches for:
-- "Acme Corp" → Check Organizations table for matching name
-- "Acme" → Check Organizations table for matching name or alias
-- "acme.com" → Check Organizations table for matching domain
-\`\`\`
-
-## 3c: Look Up Projects and Topics
-
-\`\`\`
-From index, find matches for:
-- "the pilot" → Check Projects table for related names
-- "SOC 2" → Check Topics table for matching keywords
-\`\`\`
-
-## 3d: Read Full Notes When Needed
-
-Only read the full note content when you need details not in the index (e.g., activity logs, open items):
-\`\`\`bash
-workspace-readFile({ path: "{knowledge_folder}/People/Sarah Chen.md" })
-\`\`\`
-
-**Why read these notes:**
-- Find canonical names (David → David Kim)
-- Check Aliases fields for known variants
-- Understand existing relationships
-- See organization context for disambiguation
-- Check what's already captured (avoid duplicates)
-- Review open items (some might be resolved)
-- **Check current status fields (might need updating)**
-- **Check current roles (might have changed)**
-
-## 3e: Matching Criteria
-
-Use these criteria to determine if a variant matches an existing note:
-
-**People matching:**
-
-| Source has | Note has | Match if |
-|------------|----------|----------|
-| First name "Sarah" | Full name "Sarah Chen" | Same organization context |
-| Email "sarah@acme.com" | Email field | Exact match |
-| Email domain "@acme.com" | Organization "Acme Corp" | Domain matches org |
-| Role "VP Engineering" | Role field | Same org + same role |
-| First name + company context | Full name + Organization | Company matches |
-| Any variant | Aliases field | Listed in aliases |
-
-**Organization matching:**
-
-| Source has | Note has | Match if |
-|------------|----------|----------|
-| "Acme" | "Acme Corp" | Substring match |
-| "Acme Corporation" | "Acme Corp" | Same root name |
-| "@acme.com" | Domain field | Domain matches |
-| Any variant | Aliases field | Listed in aliases |
-
-**Project matching:**
-
-| Source has | Note has | Match if |
-|------------|----------|----------|
-| "the pilot" | "Acme Pilot" | Same org context in source |
-| "integration project" | "Acme Integration" | Same org + similar type |
-| "Series A" | "Series A Fundraise" | Unique identifier match |
-
----
-
-# Step 4: Resolve Entities to Canonical Names
-
-Using the search results from Step 3, resolve each variant to a canonical name.
-
-## 4a: Build Resolution Map
-
-Create a mapping from every source reference to its canonical form:
-\`\`\`
-Resolution Map:
-- "Sarah Chen" → "Sarah Chen" (exact match found)
-- "Sarah" → "Sarah Chen" (matched via Acme context)
-- "sarah@acme.com" → "Sarah Chen" (email match in note)
-- "David" → "David Kim" (matched via Acme context)
-- "their CTO" → "Jennifer Lee" (role match at Acme) OR "Unknown CTO at Acme Corp" (if not found)
-- "Acme" → "Acme Corp" (existing note)
-- "Acme Corporation" → "Acme Corp" (alias match)
-- "@acme.com" → "Acme Corp" (domain match)
-- "the pilot" → "Acme Integration" (project with Acme)
-- "the integration" → "Acme Integration" (same project)
-\`\`\`
-
-## 4b: Apply Source Type Rules
-
-**If source_type == "meeting":**
-- Resolved entities → Update existing notes
-- New entities that pass filters → Create new notes
-
-**If source_type == "email":**
-- Resolved entities → Update existing notes
-- New entities → Do NOT create notes (skip them)
-- Exception: Warm intro → Create note for introduced person
-
-## 4c: Disambiguation Rules
-
-When multiple candidates match a variant, disambiguate:
-
-**By organization (strongest signal):**
-\`\`\`
-# "David" could be David Kim or David Chen
-workspace-grep({ pattern: "Acme", searchPath: "{knowledge_folder}/People/David Kim.md" })
-# Output: **Organization:** [[Acme Corp]]
-
-workspace-grep({ pattern: "Acme", searchPath: "{knowledge_folder}/People/David Chen.md" })
-# Output: **Organization:** [[Other Corp]]
-
-# Source is from Acme context → "David" = "David Kim"
-\`\`\`
-
-**By email (definitive):**
-\`\`\`
-workspace-grep({ pattern: "david@acme.com", searchPath: "{knowledge_folder}/People/David Kim.md" })
-# Exact email match is definitive
-\`\`\`
-
-**By role:**
-\`\`\`
-# Source mentions "their CTO"
-workspace-grep({ pattern: "Role.*CTO", searchPath: "{knowledge_folder}/People" })
-# Filter results by organization context
-\`\`\`
-
-**By recency (weakest signal):**
-If still ambiguous, prefer the person with more recent activity in notes.
-
-**If still ambiguous:**
-- Flag in resolution map: "David" → "David (ambiguous - could be David Kim or David Chen)"
-- Will handle in Step 5
-
-## 4d: Resolution Map Output
-
-Final resolution map before proceeding:
-\`\`\`
-RESOLVED (use canonical name with absolute path):
-- "Sarah", "Sarah Chen", "sarah@acme.com" → [[People/Sarah Chen]]
-- "David" → [[People/David Kim]]
-- "Acme", "Acme Corp", "@acme.com" → [[Organizations/Acme Corp]]
-- "the pilot", "the integration" → [[Projects/Acme Integration]]
-
-NEW ENTITIES (meetings only — create notes):
-- "Jennifer" (CTO, Acme Corp) → Create [[People/Jennifer]] or [[People/Jennifer (Acme Corp)]]
-- "SOC 2" → Create [[Topics/Security Compliance]]
-
-NEW ENTITIES (emails — do not create):
-- "Random Person" → Skip, no existing relationship
-
-AMBIGUOUS (flag or skip):
-- "Mike" (no context) → Mention in activity only, don't create note
-
-SKIP (doesn't warrant note):
-- "their assistant" → Transactional contact
-\`\`\`
-
----
-
-# Step 5: Identify New Entities (Meetings Only)
-
-**This step only applies to meetings. For emails, skip to Step 6.**
-
-For entities not resolved to existing notes, determine if they warrant new notes.
-
-## People (Meetings Only)
-
-### Who Gets a Note
-
-**CREATE a note for meeting attendees who are:**
-- External (not @user.domain)
-- Decision makers or key contacts at customers, prospects, or partners
-- Investors or potential investors
-- Candidates you are interviewing
-- Advisors or mentors with ongoing relationships
-- Key collaborators on important matters
-- Introducers who connect you to valuable contacts
-
-**DO NOT create notes for:**
-- Transactional service providers (bank employees, support reps)
-- One-time administrative contacts
-- Large group meeting attendees you didn't interact with
-- Internal colleagues (@user.domain)
-- Assistants handling only logistics
-- Generic role-based contacts
-
-### The "Would I Prep for This Person?" Test
-
-Ask: If I had a call with this person next week, would I want notes beforehand?
-
-- Sarah Chen, VP Engineering evaluating your product → **Yes, create note**
-- James from HSBC who set up your account → **No, skip**
-- Investor you're pitching → **Yes, create note**
-- Recruiter scheduling interviews → **No, skip**
-
-### Role Inference
-
-If role is not explicitly stated, infer from context:
-
-**From email signatures:**
-- Often contains title
-
-**From meeting context:**
-- Organizer of cross-company meeting → likely senior or partnerships
-- Technical questions → likely engineering
-- Pricing questions → likely procurement or finance
-- Product feedback → likely product
-
-**From email patterns:**
-- firstname@company.com → often founder or senior
-- firstname.lastname@company.com → often larger company employee
-
-**From conversation content:**
-- "I'll need to check with my team" → manager
-- "Let me run this by leadership" → IC or mid-level
-- "I can make that call" → decision maker
-
-**Format in note:**
-\`\`\`markdown
-**Role:** Product Lead (inferred from evaluation discussions)
-**Role:** Senior (inferred — organized cross-company meeting)
-**Role:** Engineering (inferred — asked technical integration questions)
-\`\`\`
-
-**Never write just "Unknown" if you can make a reasonable inference.**
-
-### Relationship Type Guide
-
-| Relationship Type | Create People Notes? | Create Org Note? |
-|-------------------|----------------------|------------------|
-| Customer (active deal) | Yes — key contacts | Yes |
-| Customer (support ticket) | No | Maybe update existing |
-| Prospect | Yes — decision makers | Yes |
-| Investor | Yes | Yes |
-| Strategic partner | Yes — key contacts | Yes |
-| Vendor (strategic) | Yes — main contact only | Yes |
-| Vendor (transactional) | No | Optional |
-| Bank/Financial services | No | Yes (one note) |
-| Candidate | Yes | No |
-| Service provider (one-time) | No | No |
-
-### Handling Non-Note-Worthy People
-
-For people who don't warrant their own note, add to Organization note's Contacts section:
-\`\`\`markdown
-## Contacts
-- James Wong — Relationship Manager, helped with account setup
-- Sarah Lee — Support, handled wire transfer issue
-\`\`\`
-
-## Organizations (Meetings Only)
-
-**CREATE a note if:**
-- Someone from that org attended the meeting
-- It's a customer, prospect, investor, or partner
-
-**DO NOT create for:**
-- Tool/service providers mentioned in passing
-- One-time transactional vendors
-
-## Projects (Meetings Only)
-
-**CREATE a note if:**
-- Discussed substantively in the meeting
-- Has a goal and timeline
-- Involves multiple interactions
-
-## Topics (Meetings Only)
-
-**CREATE a note if:**
-- Recurring theme discussed
-- Will come up again across conversations
-
----
-
-# Step 6: Extract Content
-
-For each entity that has or will have a note, extract relevant content.
-
-## Decisions
-
-**Indicators:**
-- "We decided..." / "We agreed..." / "Let's go with..."
-- "The plan is..." / "Going forward..."
-- "Approved" / "Confirmed" / "Chose X over Y"
-
-**Extract:** What, when (source date), who, rationale.
-
-## Commitments
-
-**Indicators:**
-- "I'll..." / "We'll..." / "Let me..."
-- "Can you..." / "Please send..."
-- "By Friday" / "Next week" / "Before the call"
-
-**Extract:** Owner, action, deadline, status (open).
-
-## Key Facts
-
-Key facts should be **substantive information about the entity** — not commentary about missing data.
-
-**Extract if:**
-- Specific numbers (budget: $50K, team size: 12, timeline: Q2)
-- Preferences or working style ("prefers async communication")
-- Background information ("previously at Google")
-- Authority or decision process ("needs CEO sign-off")
-- Concerns or constraints ("security is top priority")
-- What they're evaluating or interested in
-- What was discussed or proposed
-- Technical requirements or specifications
-
-**Never include:**
-- Meta-commentary about missing data ("Name only provided", "Role not mentioned")
-- Obvious facts ("Works at Acme" — that's in the Info section)
-- Placeholder text ("Unknown", "TBD")
-- Data quality observations ("Full name not in email")
-
-**If there are no substantive key facts, leave the section empty.** An empty section is better than filler.
-
-**Good key facts:**
-\`\`\`markdown
-## Key facts
-- Evaluating AI copilot for in-app experience
-- Three use cases discussed: pre-purchase sales, onboarding, coaching
-- Budget approved for Q2 pilot
-- Needs SOC 2 compliance before proceeding
-\`\`\`
-
-**Bad key facts:**
-\`\`\`markdown
-## Key facts
-- Name only provided; full name/role not in email.
-- Email address not available.
-- Meeting was 50 minutes.
-\`\`\`
-
-## Open Items
-
-Open items are **commitments and next steps from the conversation** — not tasks to fill in missing data.
-
-**Include:**
-- Commitments made: "I'll send the documentation by Friday"
-- Requests received: "Can you share pricing?"
-- Next steps discussed: "Let's schedule a technical deep-dive"
-- Follow-ups agreed: "Will loop in their CTO"
-
-**Format:**
-\`\`\`markdown
-- [ ] {Action} — {owner if not you}, {due date if known}
-\`\`\`
-
-**Never include:**
-- Data gaps: "Find their full name", "Get their email", "Add role"
-- Wishes: "Would be good to know their budget"
-- Agent tasks: "Research their company"
-
-**If there are no actual commitments or next steps, leave the section empty.**
-
-**Good open items:**
-\`\`\`markdown
-## Open items
-- [ ] Send API documentation — by Friday
-- [ ] Schedule follow-up call with CTO
-- [ ] Share pricing proposal — after technical review
-\`\`\`
-
-**Bad open items:**
-\`\`\`markdown
-## Open items
-- [ ] Find Matteo's full name, role, and email at [[Eight Sleep]]
-- [ ] Add Anurag's role/title at Groww
-- [ ] Research Eight Sleep company background
-\`\`\`
-
-## Summary
-
-The summary should answer: **"Who is this person and why do I know them?"**
-
-**Write 2-3 sentences covering:**
-- Their role/function (even if inferred)
-- The context of your relationship
-- What you're discussing or working on together
-
-**Focus on the relationship, not the communication method.**
-
-**Good summaries:**
-\`\`\`markdown
-## Summary
-Product contact at [[Organizations/Eight Sleep]] exploring an AI copilot for their app.
-Initial discussions covered sales assistance, onboarding, and coaching use cases.
-Currently evaluating fit with their product roadmap.
-\`\`\`
-\`\`\`markdown
-## Summary
-VP Engineering at [[Organizations/Acme Corp]] leading their integration project.
-Key technical decision-maker. Working toward Q2 pilot launch.
-\`\`\`
-
-**Bad summaries:**
-\`\`\`markdown
-## Summary
-Contact at [[Organizations/Eight Sleep]]; received an outbound pitch from [[People/Arjun Maheswaran]]
-about an in-app AI copilot concept.
-\`\`\`
-\`\`\`markdown
-## Summary
-Attendee on the scheduled "Groww <> RowBoat" meeting (Aug 12, 2024).
-\`\`\`
-
-**Why these are bad:**
-- "Received an outbound pitch" — describes the email, not the relationship
-- "Attendee on scheduled meeting" — describes attendance, not who they are
-
-**Infer when needed:**
-If role is unknown but context suggests it, say so:
-- "Likely product or partnerships (evaluating AI integration)"
-- "Senior contact (organized cross-company meeting)"
-
-## Activity Summary
-
-One line summarizing this source's relevance to the entity:
-\`\`\`
-**{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[links]]}
-\`\`\`
-
-**For voice memos:** Include a link to the voice memo file using the Path field:
-\`\`\`
-**2025-01-15** (voice memo): Discussed [[Projects/Acme Integration]] timeline. See [[Voice Memos/2025-01-15/voice-memo-2025-01-15T10-30-00-000Z]]
-\`\`\`
-
-**Important:** Use canonical names with absolute paths from resolution map in all summaries:
-\`\`\`
-# Correct (uses absolute paths):
-**2025-01-15** (meeting): [[People/Sarah Chen]] confirmed timeline with [[People/David Kim]]. Blocked on [[Topics/Security Compliance]].
-
-# Incorrect (uses variants or relative links):
-**2025-01-15** (meeting): Sarah confirmed timeline with David. Blocked on SOC 2.
-**2025-01-15** (meeting): [[Sarah Chen]] confirmed timeline with [[David Kim]]. Blocked on [[Security Compliance]].
-\`\`\`
-
----
-
-# Step 7: Detect State Changes
-
-Review the extracted content for signals that existing note fields should be updated.
-
-## 7a: Project Status Changes
-
-**Look for these signals:**
-
-| Signal | New Status |
-|--------|------------|
-| "Moving forward" / "approved" / "signed" / "green light" | active |
-| "On hold" / "pausing" / "delayed" / "pushed back" | on hold |
-| "Cancelled" / "not proceeding" / "killed" / "passed" | cancelled |
-| "Launched" / "completed" / "done" / "shipped" | completed |
-| "Exploring" / "considering" / "evaluating" / "might" | planning |
-
-**Action:** If a related project note exists and the signal is clear, update the \`**Status:**\` field.
-
-**Example:**
-\`\`\`
-Source: "Great news — leadership approved the pilot!"
-Current: **Status:** planning
-Update to: **Status:** active
-\`\`\`
-
-**Be conservative:** Only update status when the signal is unambiguous. If unclear, add to activity log but don't change status.
-
-## 7b: Open Item Resolution
-
-**Look for signals that a previously tracked open item is now complete:**
-
-| Signal | Action |
-|--------|--------|
-| "Here's the [X] you requested" | Mark [X] complete |
-| "I've sent the [X]" | Mark [X] complete |
-| "The [X] is ready" | Mark [X] complete |
-| "[X] is done" | Mark [X] complete |
-| "Attached is the [X]" | Mark [X] complete |
-
-**How to match:**
-1. Read existing open items from the note
-2. Look for items that match what was delivered/completed
-3. Change \`- [ ]\` to \`- [x]\` with completion date
-
-**Example:**
-\`\`\`
-Source: "Here's the API documentation you requested."
-Current: - [ ] Send API documentation — by Friday
-Update to: - [x] Send API documentation — completed 2025-01-16
-\`\`\`
-
-**Be conservative:** Only mark complete if there's a clear match. If unsure, add to activity log but don't mark complete.
-
-## 7c: Role/Title Changes
-
-**Look for signals:**
-- New title in email signature
-- "I've been promoted to..."
-- "I'm now the..."
-- "I've moved to the [X] team"
-- Different role mentioned than what's in the note
-
-**Action:** Update the \`**Role:**\` field in person note.
-
-**Example:**
-\`\`\`
-Source: Email signature shows "VP Engineering"
-Current: **Role:** Engineering Lead
-Update to: **Role:** VP Engineering (updated 2025-01-16)
-\`\`\`
-
-## 7d: Organization/Relationship Changes
-
-**Look for signals:**
-- "I've joined [New Company]"
-- "We're now a customer" / "We signed the contract"
-- "We've partnered with..."
-- "They acquired us"
-- New email domain for known person
-
-**Action:** Update relevant fields:
-- Person's \`**Organization:**\` field
-- Org's \`**Relationship:**\` field (prospect → customer, etc.)
-
-**Example:**
-\`\`\`
-Source: "Excited to announce we've signed the contract!"
-Current: **Relationship:** prospect
-Update to: **Relationship:** customer
-\`\`\`
-
-## 7e: Build State Change List
-
-Before writing, compile all detected state changes:
-\`\`\`
-STATE CHANGES:
-- [[Projects/Acme Integration]]: Status planning → active (leadership approved)
-- [[People/Sarah Chen]]: Role "Engineering Lead" → "VP Engineering" (signature)
-- [[People/Sarah Chen]]: Open item "Send API documentation" → completed
-- [[Organizations/Acme Corp]]: Relationship prospect → customer (contract signed)
-\`\`\`
-
----
-
-# Step 8: Check for Duplicates and Conflicts
-
-Before writing, compare extracted content against existing notes.
-
-## Check Activity Log
-\`\`\`
-workspace-grep({ pattern: "2025-01-15", searchPath: "{knowledge_folder}/People/Sarah Chen.md" })
-\`\`\`
-
-If an entry for this date/source already exists, this may have been processed. Skip or verify different interaction.
-
-## Check Key Facts
-
-Review key facts against existing. Skip duplicates.
-
-## Check Open Items
-
-Review open items for:
-- Duplicates (don't add same item twice)
-- Items that should be marked complete (from Step 7b)
-
-## Check for Conflicts
-
-If new info contradicts existing:
-- Note both versions
-- Add "(needs clarification)"
-- Don't silently overwrite
-
----
-
-# Step 9: Write Updates
-
-## 9a: Meetings — Create and Update Notes
-
-**IMPORTANT: Write sequentially, one file at a time.**
-- Generate content for exactly one note.
-- Issue exactly one write/edit command.
-- Wait for the tool to return before generating the next note.
-- Do NOT batch multiple write commands in a single response.
-
-**For NEW entities (use workspace-writeFile):**
-\`\`\`
-workspace-writeFile({
-  path: "{knowledge_folder}/People/Jennifer.md",
-  data: "# Jennifer\\n\\n## Summary\\n..."
-})
-\`\`\`
-
-**For EXISTING entities (use workspace-edit):**
-- Read current content first with workspace-readFile
-- Use workspace-edit to add activity entry at TOP (reverse chronological)
-- Update fields using targeted edits
-\`\`\`
-workspace-edit({
-  path: "{knowledge_folder}/People/Sarah Chen.md",
-  oldString: "## Activity\\n",
-  newString: "## Activity\\n- **2026-02-03** (meeting): Met to discuss project timeline\\n"
-})
-\`\`\`
-
-## 9b: Emails — Update Existing Notes Only
-
-**Only update notes that already exist.**
-
-Do NOT create new notes from emails (except warm intros).
-
-For existing notes:
-- Add activity entry
-- Update "Last seen" date
-- Add new key facts
-- Add new commitments
-- Update open items if resolved
-
-## 9c: Apply State Changes
-
-For each state change identified in Step 7:
-
-### Update Project Status
-\`\`\`bash
-# Read current project note
-workspace-readFile({ path: "{knowledge_folder}/Projects/Acme Integration.md" })
-
-# Update the Status field
-# Change: **Status:** planning
-# To: **Status:** active
-\`\`\`
-
-### Mark Open Items Complete
-\`\`\`bash
-# Read current note
-workspace-readFile({ path: "{knowledge_folder}/People/Sarah Chen.md" })
-
-# Find matching open item and update
-# Change: - [ ] Send API documentation — by Friday
-# To: - [x] Send API documentation — completed 2025-01-16
-\`\`\`
-
-### Update Role
-\`\`\`bash
-# Read current person note
-workspace-readFile({ path: "{knowledge_folder}/People/Sarah Chen.md" })
-
-# Update role field
-# Change: **Role:** Engineering Lead
-# To: **Role:** VP Engineering
-\`\`\`
-
-### Update Relationship
-\`\`\`bash
-# Read current org note
-workspace-readFile({ path: "{knowledge_folder}/Organizations/Acme Corp.md" })
-
-# Update relationship field
-# Change: **Relationship:** prospect
-# To: **Relationship:** customer
-\`\`\`
-
-### Log State Changes in Activity
-
-When applying a state change, also note it in the activity log:
-\`\`\`markdown
-- **2025-01-16** (email): Leadership approved pilot. [Status → active] Contract being drafted.
-\`\`\`
-
-Use \`[Field → new value]\` notation to make state changes visible in the activity log.
-
-## 9d: Update Aliases
-
-If you discovered new name variants during resolution, add them to Aliases field:
-\`\`\`markdown
-# Before
-**Aliases:** Sarah, S. Chen
-
-# Source used "Sarah C." (new variant)
-
-# After  
-**Aliases:** Sarah, S. Chen, Sarah C.
-\`\`\`
-
-## 9e: Writing Rules
-
-- **Always use absolute paths** with format \`[[Folder/Name]]\` for all links
-- Use YYYY-MM-DD format for dates
-- Be concise: one line per activity entry
-- Note state changes with \`[Field → value]\` in activity
-- Escape quotes properly in shell commands
-- Write only one file per response (no multi-file write batches)
-
----
-
-# Step 10: Ensure Bidirectional Links
-
-After writing, verify links go both ways.
-
-## Absolute Link Format
-
-**IMPORTANT:** Always use absolute links with the folder path to avoid ambiguity:
-
-\`\`\`markdown
-[[People/Sarah Chen]]
-[[Organizations/Acme Corp]]
-[[Projects/Acme Integration]]
-[[Topics/Security Compliance]]
-\`\`\`
-
-Format: \`[[Folder/Note Name]]\`
-
-This ensures:
-- No ambiguity when names overlap across folders
-- Clear navigation in any Obsidian-compatible tool
-- Consistent linking throughout the vault
-
-## Check Each New Link
-
-If you added \`[[People/Jennifer]]\` to \`Organizations/Acme Corp.md\`:
-\`\`\`
-workspace-grep({ pattern: "Acme Corp", searchPath: "{knowledge_folder}/People/Jennifer.md" })
-\`\`\`
-
-If not found, update Jennifer.md to add the link.
-
-## Bidirectional Link Rules
-
-| If you add... | Then also add... |
-|---------------|------------------|
-| Person → Organization | Organization → Person (in People section) |
-| Person → Project | Project → Person (in People section) |
-| Project → Organization | Organization → Project (in Projects section) |
-| Project → Topic | Topic → Project (in Related section) |
-| Person → Person | Person → Person (reverse link) |
-
----
-
-# Note Templates
-
-## People
-\`\`\`markdown
-# {Full Name}
-
-## Info
-**Role:** {role, or inferred role with qualifier, or leave blank if truly unknown}
-**Organization:** [[Organizations/{organization}]] or leave blank
-**Email:** {email or leave blank}
-**Aliases:** {comma-separated: first name, nicknames, email}
-**First met:** {YYYY-MM-DD}
-**Last seen:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: Who they are, why you know them, what you're working on together. Focus on relationship and context, not communication method.}
-
-## Connected to
-- [[Organizations/{Organization}]] — works at
-- [[People/{Person}]] — {colleague, introduced by, reports to}
-- [[Projects/{Project}]] — {role}
-
-## Activity
-- **{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[Folder/Name]] links} {[State changes if any]}
-
-## Key facts
-{Substantive facts only. Leave empty if none. Never include data gap commentary.}
-
-## Open items
-{Commitments and next steps only. Leave empty if none. Never include "find their email" type items.}
-{Mark completed items with [x] and completion date.}
-\`\`\`
-
-## Organizations
-\`\`\`markdown
-# {Organization Name}
-
-## Info
-**Type:** {company|team|institution|other}
-**Industry:** {industry or leave blank}
-**Relationship:** {customer|prospect|partner|competitor|vendor|other}
-**Domain:** {primary email domain}
-**Aliases:** {comma-separated: short names, abbreviations}
-**First met:** {YYYY-MM-DD}
-**Last seen:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: What this org is, what your relationship is, what you're working on together.}
-
-## People
-- [[People/{Person}]] — {role}
-
-## Contacts
-{For transactional contacts who don't get their own notes}
-- {Name} — {role}, {context}
-
-## Projects
-- [[Projects/{Project}]] — {relationship}
-
-## Activity
-- **{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[Folder/Name]] links} {[State changes if any]}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-\`\`\`
-
-## Projects
-\`\`\`markdown
-# {Project Name}
-
-## Info
-**Type:** {deal|product|initiative|hiring|other}
-**Status:** {active|planning|on hold|completed|cancelled}
-**Started:** {YYYY-MM-DD or leave blank}
-**Last activity:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: What this project is, goal, current state.}
-
-## People
-- [[People/{Person}]] — {role}
-
-## Organizations
-- [[Organizations/{Org}]] — {customer|partner|etc.}
-
-## Related
-- [[Topics/{Topic}]] — {relationship}
-- [[Projects/{Project}]] — {relationship}
-
-## Timeline
-**{YYYY-MM-DD}** ({meeting|email})
-{What happened. Key points with [[Folder/Name]] links.} {[Status → new status] if changed}
-
-## Decisions
-- **{YYYY-MM-DD}**: {Decision}. {Rationale}.
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-\`\`\`
-
-## Topics
-\`\`\`markdown
-# {Topic Name}
-
-## About
-{1-2 sentences: What this topic covers.}
-
-**Keywords:** {comma-separated}
-**Aliases:** {other ways this topic is referenced}
-**First mentioned:** {YYYY-MM-DD}
-**Last mentioned:** {YYYY-MM-DD}
-
-## Related
-- [[People/{Person}]] — {relationship}
-- [[Organizations/{Org}]] — {relationship}
-- [[Projects/{Project}]] — {relationship}
-
-## Log
-**{YYYY-MM-DD}** ({meeting|email}: {title})
-{Summary with [[Folder/Name]] links}
-
-## Decisions
-- **{YYYY-MM-DD}**: {Decision}
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-\`\`\`
-
----
-
-# Named Entity Resolution Reference
-
-## Quick Algorithm
-
-1. Extract all name variants from source
-2. Search notes folder for each variant (including Aliases fields)
-3. Read candidate notes, check org/role/email context
-4. Disambiguate: org context > email match > role match > recency
-5. Build resolution map
-6. Apply source type rules (meetings create, emails only update)
-7. Use canonical names in ALL output
-8. Update Aliases with newly discovered variants
-
-## Common Patterns
-
-| Pattern | Resolution |
-|---------|------------|
-| First name + same org in context | Full name at that org |
-| Email exact match | Definitive match |
-| Email domain | Resolves to organization |
-| "their CTO" + org context | Person with CTO role at org |
-| "the pilot" + org context | Project involving that org |
-| Name in Aliases field | Canonical name from that note |
-
-## Disambiguation Priority
-
-1. **Email match** — Definitive
-2. **Organization context** — Strong signal
-3. **Role match** — Good signal if org also matches
-4. **Aliases field** — Explicit match
-5. **Recency** — Weak signal, use as tiebreaker
-
-## Handling Failures
-
-| Situation | Source Type | Action |
-|-----------|-------------|--------|
-| No match + passes "Would I prep?" | Meeting | Create new note |
-| No match + passes "Would I prep?" | Email | Do NOT create (skip) |
-| No match + fails "Would I prep?" | Both | Mention in org note only |
-| Multiple matches + can disambiguate | Both | Use disambiguation rules |
-| Multiple matches + cannot disambiguate | Meeting | Create note with "(possibly same as [[X]])" |
-| Multiple matches + cannot disambiguate | Email | Skip, don't update either |
-| Conflicting information | Both | Note both versions, flag for review |
-
----
-
-# Examples
-
-## Example 1: Meeting — Creates Notes
-
-**source_file:** \`2025-01-15-meeting.md\`
-\`\`\`
-Meeting: Acme Integration Kickoff
-Date: 2025-01-15
-Attendees: Sarah Chen (sarah@acme.com), David Kim (david@acme.com), Arj (arj@rowboat.com)
-
-Transcript:
-Sarah: Thanks for meeting. We're excited about the pilot.
-David: From a technical side, we need API access first.
-Sarah: Our CTO Jennifer wants to join the next call.
-...
-\`\`\`
-
-### Step 0: Determine Source Type
-
-Has \`Meeting:\` and \`Attendees:\` → \`source_type = "meeting"\` → Can create notes
-
-### Step 1: Filter
-
-Not mass email, not automated. Continue.
-
-### Step 2: Parse
-
-- Date: 2025-01-15
-- Attendees: Sarah Chen, David Kim, Arj (self — exclude)
-- Variants: "Sarah Chen", "sarah@acme.com", "David Kim", "David", "Jennifer", "CTO", "Acme", "the pilot"
-
-### Step 3: Search Existing Notes
-\`\`\`
-workspace-grep({ pattern: "Sarah Chen", searchPath: "knowledge" })
-# Output: (none)
-
-workspace-grep({ pattern: "acme", searchPath: "knowledge" })
-# Output: (none)
-\`\`\`
-
-No existing notes. This is a new relationship.
-
-### Step 4: Resolve Entities
-
-**Resolution Map:**
-\`\`\`
-NEW ENTITIES (meeting — create):
-- "Sarah Chen" → Create [[People/Sarah Chen]]
-- "David Kim" → Create [[People/David Kim]]
-- "Jennifer" (CTO) → Create [[People/Jennifer]]
-- "Acme" → Create [[Organizations/Acme Corp]]
-- "the pilot" → Create [[Projects/Acme Integration]]
-\`\`\`
-
-### Step 5: Identify New Entities
-
-All attendees are external and pass "Would I prep?" test:
-- Sarah Chen (key contact) → Create
-- David Kim (technical contact) → Create
-- Jennifer (CTO, mentioned) → Create
-- Acme Corp (prospect company) → Create
-- Acme Integration (project) → Create
-
-### Step 6: Extract Content
-
-- Decisions: None yet
-- Commitments: Provide API access, schedule call with Jennifer
-- Key facts: Excited about pilot, need API access first, CTO involved
-
-### Step 7: Detect State Changes
-
-No existing notes → No state changes to detect.
-
-### Steps 8-10: Check, Write, Link
-
-Create all notes with extracted content, ensure bidirectional links.
-
-**Example output for Sarah Chen:**
-\`\`\`markdown
-# Sarah Chen
-
-## Info
-**Role:** Engineering (led technical discussion in kickoff meeting)
-**Organization:** [[Organizations/Acme Corp]]
-**Email:** sarah@acme.com
-**Aliases:** Sarah, sarah@acme.com
-**First met:** 2025-01-15
-**Last seen:** 2025-01-15
-
-## Summary
-Key contact at [[Organizations/Acme Corp]] for the [[Projects/Acme Integration]] pilot.
-Leading the technical evaluation. Reports to [[People/Jennifer]] (CTO).
-
-## Connected to
-- [[Organizations/Acme Corp]] — works at
-- [[People/David Kim]] — colleague
-- [[People/Jennifer]] — reports to (CTO)
-- [[Projects/Acme Integration]] — key contact
-
-## Activity
-- **2025-01-15** (meeting): Kickoff meeting for [[Projects/Acme Integration]]. Excited about pilot. [[People/David Kim]] needs API access first. [[People/Jennifer]] (CTO) joining next call.
-
-## Key facts
-- Leading technical evaluation for pilot
-- Needs API access to proceed
-- CTO Jennifer involved in next steps
-
-## Open items
-- [ ] Provide API access to [[People/David Kim]]
-- [ ] Schedule follow-up call with [[People/Jennifer]]
-\`\`\`
-
-**Example output for Acme Integration:**
-\`\`\`markdown
-# Acme Integration
-
-## Info
-**Type:** deal
-**Status:** planning
-**Started:** 2025-01-15
-**Last activity:** 2025-01-15
-
-## Summary
-Pilot integration project with [[Organizations/Acme Corp]].
-Technical evaluation phase, working toward Q2 launch.
-
-## People
-- [[People/Sarah Chen]] — key contact
-- [[People/David Kim]] — technical lead
-- [[People/Jennifer]] — CTO sponsor
-
-## Organizations
-- [[Organizations/Acme Corp]] — prospect
-
-## Timeline
-**2025-01-15** (meeting)
-Kickoff meeting. Team excited about pilot. API access needed first. CTO [[People/Jennifer]] joining next call.
-
-## Open items
-- [ ] Provide API access to [[People/David Kim]]
-- [ ] Schedule follow-up call with [[People/Jennifer]]
-\`\`\`
-
----
-
-## Example 2: Email with State Changes
-
-**source_file:** \`2025-01-20-email.md\`
-\`\`\`
-From: sarah@acme.com
-To: arj@rowboat.com
-Date: 2025-01-20
-Subject: Great news!
-
-Hi Arj,
-
-Great news — leadership approved the pilot! Legal is drafting the 
-contract now. We should be ready to kick off by end of month.
-
-Here's the API documentation you requested.
-
-Also, I've been promoted to VP of Engineering as of this month!
-
-Best,
-Sarah Chen
-VP Engineering, Acme Corp
-\`\`\`
-
-### Step 0: Determine Source Type
-
-\`source_type = "email"\` → Can only update existing notes
-
-### Step 1: Filter
-
-Check for existing relationship:
-\`\`\`
-workspace-grep({ pattern: "sarah@acme.com", searchPath: "knowledge" })
-# Output: notes/People/Sarah Chen.md
-\`\`\`
-
-Existing note found. Continue.
-
-### Steps 2-5: Parse, Search, Resolve, Skip
-
-**Resolution Map:**
-\`\`\`
-RESOLVED:
-- "Sarah", "sarah@acme.com" → [[People/Sarah Chen]]
-- "Acme" → [[Organizations/Acme Corp]]
-\`\`\`
-
-### Step 6: Extract Content
-
-- Decision: Leadership approved pilot
-- Commitment: Contract being drafted, kickoff by end of month
-- Key fact: Legal involved, targeting end of month kickoff
-
-### Step 7: Detect State Changes
-
-**7a: Project Status:**
-- "leadership approved the pilot" → Status: planning → active ✓
-
-**7b: Open Item Resolution:**
-- "Here's the API documentation you requested"
-- Existing open item: \`- [ ] Send API documentation — by Friday\`
-- Match found → Mark complete ✓
-
-**7c: Role Change:**
-- Signature: "VP Engineering"
-- Existing: "Engineering" (inferred)
-- Change detected → Update role ✓
-
-**7d: Relationship Change:**
-- "Legal is drafting the contract" → Still prospect (not signed yet)
-- No change
-
-**State Change List:**
-\`\`\`
-STATE CHANGES:
-- [[Projects/Acme Integration]]: Status planning → active
-- [[People/Sarah Chen]]: Role "Engineering" → "VP Engineering"
-- [[People/Sarah Chen]]: Open item "Provide API access" → completed (they sent docs)
-\`\`\`
-
-### Steps 8-10: Check, Write, Link
-
-**Update Sarah Chen.md:**
-\`\`\`markdown
-# Sarah Chen
-
-## Info
-**Role:** VP Engineering
-**Organization:** [[Organizations/Acme Corp]]
-**Email:** sarah@acme.com
-**Aliases:** Sarah, sarah@acme.com
-**First met:** 2025-01-15
-**Last seen:** 2025-01-20
-
-## Summary
-VP Engineering at [[Organizations/Acme Corp]] leading the [[Projects/Acme Integration]] pilot.
-Key technical decision-maker. Recently promoted.
-
-## Connected to
-- [[Organizations/Acme Corp]] — works at
-- [[People/David Kim]] — colleague
-- [[People/Jennifer]] — reports to (CTO)
-- [[Projects/Acme Integration]] — key contact
-
-## Activity
-- **2025-01-20** (email): Leadership approved pilot. [Status → active] Legal drafting contract. Kickoff by end of month. Sent API documentation. [Role → VP Engineering]
-- **2025-01-15** (meeting): Kickoff meeting for [[Projects/Acme Integration]]. Excited about pilot. [[People/David Kim]] needs API access first. [[People/Jennifer]] (CTO) joining next call.
-
-## Key facts
-- Leading technical evaluation for pilot
-- Promoted to VP Engineering (Jan 2025)
-- Legal drafting contract
-
-## Open items
-- [x] Provide API access to [[People/David Kim]] — completed 2025-01-20
-- [ ] Schedule follow-up call with [[People/Jennifer]]
-\`\`\`
-
-**Update Acme Integration.md:**
-\`\`\`markdown
-# Acme Integration
-
-## Info
-**Type:** deal
-**Status:** active
-**Started:** 2025-01-15
-**Last activity:** 2025-01-20
-
-## Summary
-Pilot integration project with [[Organizations/Acme Corp]].
-Leadership approved, contract in progress. Targeting end of month kickoff.
-
-## Timeline
-**2025-01-20** (email)
-Leadership approved pilot. [Status → active] Legal drafting contract. Targeting end of month kickoff.
-
-**2025-01-15** (meeting)
-Kickoff meeting. Team excited about pilot. API access needed first. CTO [[People/Jennifer]] joining next call.
-\`\`\`
-
----
-
-## Example 3: Email — No Existing Relationship, Skip
-
-**source_file:** \`2025-01-16-email.md\`
-\`\`\`
-From: sales@randomvendor.com
-To: arj@rowboat.com
-Date: 2025-01-16
-Subject: Quick question about your data needs
-
-Hi,
-
-I noticed your company is growing fast. Would love to show you 
-how we can help with your data infrastructure...
-
-Best,
-John Smith
-\`\`\`
-
-### Step 0: Determine Source Type
-
-\`source_type = "email"\`
-
-### Step 1: Filter
-
-Check for existing relationship:
-\`\`\`
-workspace-grep({ pattern: "randomvendor", searchPath: "knowledge" })
-# Output: (none)
-
-workspace-grep({ pattern: "John Smith", searchPath: "knowledge" })
-# Output: (none)
-\`\`\`
-
-No existing note. This is an email. Cannot create notes.
-
-**Output:**
-\`\`\`
-SKIP
-Reason: No existing relationship (email from unknown contact)
-\`\`\`
-
----
-
-## Example 4: Email — Warm Intro (Exception)
-
-**source_file:** \`2025-01-16-email.md\`
-\`\`\`
-From: david@friendly.vc
-To: arj@rowboat.com
-Cc: jennifer@newco.com
-Date: 2025-01-16
-Subject: Intro: Jennifer Lee <> Arj
-
-Hey Arj,
-
-Want to introduce you to Jennifer Lee, CEO of NewCo. She's building 
-something interesting in your space and would love to chat.
-
-Jennifer — Arj is the founder of Rowboat, doing great work on AI agents.
-
-I'll let you two take it from here!
-
-David
-\`\`\`
-
-### Step 0: Determine Source Type
-
-\`source_type = "email"\`
-
-### Step 1: Filter
-
-Check for sender:
-\`\`\`
-workspace-grep({ pattern: "david@friendly.vc", searchPath: "knowledge" })
-# Output: notes/People/David Park.md
-\`\`\`
-
-Sender exists in memory. Check if this is a warm intro:
-- Subject contains "Intro:" ✓
-- Body contains "introduce you to" ✓
-- New person (Jennifer Lee) is CC'd ✓
-
-**This is a warm intro. Exception applies.**
-
-### Steps 2-4: Parse, Search, Resolve
-
-**Resolution Map:**
-\`\`\`
-RESOLVED:
-- "David" → [[People/David Park]] (sender, exists)
-
-NEW ENTITIES (warm intro exception — create):
-- "Jennifer Lee" → Create [[People/Jennifer Lee]]
-- "NewCo" → Create [[Organizations/NewCo]]
-\`\`\`
-
-### Step 5: Create Notes (Exception)
-
-Even though this is an email, create notes for the introduced person.
-
-### Step 7: Detect State Changes
-
-No existing notes for Jennifer Lee / NewCo → No state changes.
-
-### Output
-
-Creates 2 new notes ([[People/Jennifer Lee]], [[Organizations/NewCo]]). Updates [[People/David Park]] with activity.
-
----
-
-## Example 5: Meeting — Transactional, Minimal Notes
-
-**source_file:** \`2025-01-15-meeting.md\`
-\`\`\`
-Meeting: HSBC Account Setup
-Date: 2025-01-15
-Attendees: James Wong (james@hsbc.com), Sarah Lee (sarah.lee@hsbc.com), Arj
-
-Transcript:
-James: Let's go through the account setup process.
-Sarah: I'll handle the wire transfer limits after.
-...
-\`\`\`
-
-### Step 0: Determine Source Type
-
-\`source_type = "meeting"\` → Can create notes
-
-### Step 5: Identify New Entities
-
-Apply "Would I prep?" test:
-- James Wong (bank RM) → No
-- Sarah Lee (support) → No
-- HSBC (organization) → Yes, worth one org note
-
-**Action:** Create org note only, list people in Contacts section.
-
-### Output
-\`\`\`markdown
-# HSBC
-
-## Info
-**Type:** company
-**Industry:** Banking
-**Relationship:** vendor (banking)
-**Domain:** hsbc.com
-**Aliases:** HSBC Bank
-**First met:** 2025-01-15
-**Last seen:** 2025-01-15
-
-## Summary
-Business banking provider. Account setup completed January 2025.
-
-## People
-
-## Contacts
-- James Wong — Relationship Manager, account setup
-- Sarah Lee — Support, wire transfer limits
-
-## Activity
-- **2025-01-15** (meeting): Account setup walkthrough. Wire transfer limits discussed.
-
-## Key facts
-- Account Number: XXXX-1234
-- Daily wire limit: $50,000
-
-## Open items
-\`\`\`
-
----
-
-# Summary: The Core Rules
-
-| Source Type | Creates Notes? | Updates Notes? | Detects State Changes? |
-|-------------|---------------|----------------|------------------------|
-| Meeting | Yes | Yes | Yes |
-| Voice memo | Yes | Yes | Yes |
-| Email (known contact) | No | Yes | Yes |
-| Email (unknown contact) | No | No (SKIP) | No |
-| Email (warm intro) | Yes (exception) | Yes | Yes |
-
-**Voice memo activity format:** Always include a link to the source voice memo:
-\`\`\`
-**2025-01-15** (voice memo): Discussed project timeline with [[People/Sarah Chen]]. See [[Voice Memos/2025-01-15/voice-memo-...]]
-\`\`\`
-
----
-
-# State Change Reference
-
-## What Changes Automatically
-
-| Field | Trigger | Example |
-|-------|---------|---------|
-| Project Status | "approved", "on hold", "cancelled", "completed" | planning → active |
-| Open Items | "here's the X you requested", "sent the X" | [ ] → [x] |
-| Person Role | New title in signature, "promoted to" | Engineer → VP |
-| Org Relationship | "signed contract", "now a customer" | prospect → customer |
-| Person Organization | "I've joined X", new email domain | Acme → NewCo |
-
-## How to Log State Changes
-
-In activity entries, use \`[Field → value]\` notation:
-\`\`\`markdown
-- **2025-01-20** (email): Leadership approved. [Status → active] Contract in progress.
-\`\`\`
-
-## When NOT to Change State
-
-- Signal is ambiguous ("might move forward")
-- Contradicts recent information (check activity log)
-- Would be a regression (active → planning)
-- Based on speculation, not explicit statement
-
----
-
-# Error Handling
-
-1. **Missing data:** Leave blank rather than writing "Unknown"
-2. **Ambiguous names:** For meetings, create note with "(possibly same as [[X]])". For emails, skip.
-3. **Conflicting info:** Note both versions, mark "needs clarification"
-4. **grep returns nothing:** For meetings, apply qualifying rules and create if appropriate. For emails, skip.
-5. **State change unclear:** Log in activity but don't change the field
-6. **Note file malformed:** Log warning, attempt partial update, continue
-7. **Shell command fails:** Log error, continue with what you have
-
----
-
-# Quality Checklist
-
-Before completing, verify:
-
-**Source Type:**
-- [ ] Correctly identified as meeting or email
-- [ ] Applied correct rules (meetings create, emails only update)
-
-**Resolution:**
-- [ ] Extracted all name variants from source
-- [ ] Searched notes including Aliases fields
-- [ ] Built resolution map before writing
-- [ ] Used absolute paths \`[[Folder/Name]]\` in ALL links
-- [ ] Updated Aliases fields with new variants discovered
-
-**Filtering:**
-- [ ] Excluded self (user.name, user.email, @user.domain)
-- [ ] Applied "Would I prep?" test to each person
-- [ ] Transactional contacts in Org Contacts, not People notes
-- [ ] Source correctly classified (process vs skip)
-- [ ] Emails from unknown contacts skipped (unless warm intro)
-
-**Content Quality:**
-- [ ] Summaries describe relationship, not communication method
-- [ ] Roles inferred where possible (with qualifier)
-- [ ] Key facts are substantive (no "name only provided" filler)
-- [ ] Open items are commitments/next steps (no "find their email" tasks)
-- [ ] Empty sections left empty rather than filled with placeholders
-
-**State Changes:**
-- [ ] Detected project status changes
-- [ ] Marked completed open items with [x]
-- [ ] Updated roles if changed
-- [ ] Updated relationships if changed
-- [ ] Logged all state changes in activity with [Field → value] notation
-- [ ] Only applied clear, unambiguous state changes
-
-**Structure:**
-- [ ] All entity mentions use \`[[Folder/Name]]\` absolute links
-- [ ] Activity entries are reverse chronological
-- [ ] No duplicate activity entries
-- [ ] Dates are YYYY-MM-DD
-- [ ] Bidirectional links are consistent
-- [ ] New notes in correct folders
-`;
\ No newline at end of file
diff --git a/apps/x/packages/core/src/knowledge/note_creation_low.ts b/apps/x/packages/core/src/knowledge/note_creation_low.ts
deleted file mode 100644
index 29922fce..00000000
--- a/apps/x/packages/core/src/knowledge/note_creation_low.ts
+++ /dev/null
@@ -1,874 +0,0 @@
-export const raw = `---
-model: gpt-5.2
-tools:
-  workspace-writeFile:
-    type: builtin
-    name: workspace-writeFile
-  workspace-readFile:
-    type: builtin
-    name: workspace-readFile
-  workspace-edit:
-    type: builtin
-    name: workspace-edit
-  workspace-readdir:
-    type: builtin
-    name: workspace-readdir
-  workspace-mkdir:
-    type: builtin
-    name: workspace-mkdir
-  workspace-grep:
-    type: builtin
-    name: workspace-grep
-  workspace-glob:
-    type: builtin
-    name: workspace-glob
----
-# Task
-
-You are a memory agent. Given a single source file (email, meeting transcript, or voice memo), you will:
-
-1. **Determine source type (meeting or email)**
-2. **Evaluate if the source is worth processing**
-3. **Search for all existing related notes**
-4. **Resolve entities to canonical names**
-5. Identify new entities worth tracking
-6. Extract structured information (decisions, commitments, key facts)
-7. **Detect state changes (status updates, resolved items, role changes)**
-8. Create new notes or update existing notes
-9. **Apply state changes to existing notes**
-
-The core rule: **Capture broadly. Meetings, voice memos, and emails create notes for most external contacts.**
-
-You have full read access to the existing knowledge directory. Use this extensively to:
-- Find existing notes for people, organizations, projects mentioned
-- Resolve ambiguous names (find existing note for "David")
-- Understand existing relationships before updating
-- Avoid creating duplicate notes
-- Maintain consistency with existing content
-- **Detect when new information changes the state of existing notes**
-
-# Inputs
-
-1. **source_file**: Path to a single file to process (email or meeting transcript)
-2. **knowledge_folder**: Path to Obsidian vault (read/write access)
-3. **user**: Information about the owner of this memory
-   - name: e.g., "Arj"
-   - email: e.g., "arj@rowboat.com"
-   - domain: e.g., "rowboat.com"
-4. **knowledge_index**: A pre-built index of all existing notes (provided in the message)
-
-# Knowledge Base Index
-
-**IMPORTANT:** You will receive a pre-built index of all existing notes at the start of each request. This index contains:
-- All people notes with their names, emails, aliases, and organizations
-- All organization notes with their names, domains, and aliases
-- All project notes with their names and statuses
-- All topic notes with their names and keywords
-
-**USE THE INDEX for entity resolution instead of grep/search commands.** This is much faster.
-
-When you need to:
-- Check if a person exists → Look up by name/email/alias in the index
-- Find an organization → Look up by name/domain in the index
-- Resolve "David" to a full name → Check index for people with that name/alias + organization context
-
-**Only use \`cat\` to read full note content** when you need details not in the index (e.g., existing activity logs, open items).
-
-# Tools Available
-
-You have access to these tools:
-
-**For reading files:**
-\`\`\`
-workspace-readFile({ path: "knowledge/People/Sarah Chen.md" })
-\`\`\`
-
-**For creating NEW files:**
-\`\`\`
-workspace-writeFile({ path: "knowledge/People/Sarah Chen.md", data: "# Sarah Chen\\n\\n..." })
-\`\`\`
-
-**For editing EXISTING files (preferred for updates):**
-\`\`\`
-workspace-edit({
-  path: "knowledge/People/Sarah Chen.md",
-  oldString: "## Activity\\n",
-  newString: "## Activity\\n- **2026-02-03** (meeting): New activity entry\\n"
-})
-\`\`\`
-
-**For listing directories:**
-\`\`\`
-workspace-readdir({ path: "knowledge/People" })
-\`\`\`
-
-**For creating directories:**
-\`\`\`
-workspace-mkdir({ path: "knowledge/Projects", recursive: true })
-\`\`\`
-
-**For searching files:**
-\`\`\`
-workspace-grep({ pattern: "Acme Corp", searchPath: "knowledge", fileGlob: "*.md" })
-\`\`\`
-
-**For finding files by pattern:**
-\`\`\`
-workspace-glob({ pattern: "**/*.md", cwd: "knowledge/People" })
-\`\`\`
-
-**IMPORTANT:**
-- Use \`workspace-edit\` for updating existing notes (adding activity, updating fields)
-- Use \`workspace-writeFile\` only for creating new notes
-- Prefer the knowledge_index for entity resolution (it's faster than grep)
-
-# Output
-
-Either:
-- **SKIP** with reason, if source should be ignored
-- Updated or new markdown files in notes_folder
-
----
-
-# The Core Rule: Low Strictness - Capture Broadly
-
-**LOW STRICTNESS MODE**
-
-This mode prioritizes comprehensive capture over selectivity. The goal is to never miss a potentially important contact.
-
-**Meetings create notes for:**
-- All external attendees (anyone not @user.domain)
-
-**Emails create notes for:**
-- Any personalized email from an identifiable sender
-- Anyone who reaches out directly
-- Any external contact who communicates with you
-
-**Only skip:**
-- Obvious automated/system emails (no human sender)
-- Mass newsletters with unsubscribe links
-- Truly anonymous or unidentifiable senders
-
-**Philosophy:** It's better to have a note you don't need than to miss tracking someone important.
-
----
-
-# Step 0: Determine Source Type
-
-Read the source file and determine if it's a meeting or email.
-\`\`\`
-workspace-readFile({ path: "{source_file}" })
-\`\`\`
-
-**Meeting indicators:**
-- Has \`Attendees:\` field
-- Has \`Meeting:\` title
-- Transcript format with speaker labels
-
-**Email indicators:**
-- Has \`From:\` and \`To:\` fields
-- Has \`Subject:\` field
-- Email signature
-
-**Voice memo indicators:**
-- Has \`**Type:** voice memo\` field
-- Has \`**Path:**\` field with path like \`Voice Memos/YYYY-MM-DD/...\`
-- Has \`## Transcript\` section
-
-**Set processing mode:**
-- \`source_type = "meeting"\` → Create notes for all external attendees
-- \`source_type = "email"\` → Create notes for sender if identifiable human
-- \`source_type = "voice_memo"\` → Create notes for all mentioned entities (treat like meetings)
-
----
-
-## Calendar Invite Emails
-
-Emails containing calendar invites (\`.ics\` attachments) are **high signal** - a scheduled meeting means this person matters.
-
-**How to identify:**
-- Subject contains "Invitation:", "Accepted:", "Declined:", or "Updated:"
-- Has \`.ics\` attachment reference
-
-**Rules:**
-1. **CREATE a note for the primary contact** - the person you're meeting with
-2. **Skip automated notifications** - from calendar-no-reply@google.com with no human sender
-3. **Skip "Accepted/Declined" responses** - just RSVP confirmations
-
-Once a note exists, subsequent emails will enrich it. When the meeting happens, the transcript adds more detail.
-
----
-
-# Step 1: Source Filtering (Minimal)
-
-## Skip Only These Sources
-
-### Mass Newsletters
-
-**Indicators (must have MULTIPLE of these):**
-- Unsubscribe link in body or footer
-- From a marketing address (noreply@, newsletter@, marketing@)
-- Sent to multiple recipients or undisclosed-recipients
-- Sent via marketing platforms (via sendgrid, via mailchimp, etc.)
-
-**Action:** SKIP with reason "Mass newsletter"
-
-### Purely Automated (No Human Sender)
-
-**Indicators:**
-- From automated systems with no human behind them (alerts@, notifications@)
-- Password resets, login alerts
-- System notifications (GitHub automated, CI/CD alerts)
-- Receipt confirmations with no human contact info
-
-**Action:** SKIP with reason "Automated system message"
-
-### Truly Low-Signal
-
-**Indicators (must be clearly content-free):**
-- Body is ONLY "Thanks!", "Got it", "OK" with nothing else
-- Auto-replies ("I'm out of office") with no human context
-
-**Action:** SKIP with reason "No substantive content"
-
-## Process Everything Else
-
-**Important:** When in doubt, PROCESS. In low strictness mode, we err on the side of capturing more.
-
-If skipping:
-\`\`\`
-SKIP
-Reason: {reason}
-\`\`\`
-
-If processing, continue to Step 2.
-
----
-
-# Step 2: Read and Parse Source File
-\`\`\`
-workspace-readFile({ path: "{source_file}" })
-\`\`\`
-
-Extract metadata:
-
-**For meetings:**
-- **Date:** From header or filename
-- **Title:** Meeting name
-- **Attendees:** List of participants
-- **Duration:** If available
-
-**For emails:**
-- **Date:** From \`Date:\` header
-- **Subject:** From \`Subject:\` header
-- **From:** Sender email/name
-- **To/Cc:** Recipients
-
-## 2a: Exclude Self
-
-Never create or update notes for:
-- The user (matches user.name, user.email, or @user.domain)
-- Anyone @{user.domain} (colleagues at user's company)
-
-Filter these out from attendees/participants before proceeding.
-
-## 2b: Extract All Name Variants
-
-From the source, collect every way entities are referenced:
-
-**People variants:**
-- Full names: "Sarah Chen"
-- First names only: "Sarah"
-- Last names only: "Chen"
-- Initials: "S. Chen"
-- Email addresses: "sarah@acme.com"
-- Roles/titles: "their CTO", "the VP of Engineering"
-
-**Organization variants:**
-- Full names: "Acme Corporation"
-- Short names: "Acme"
-- Abbreviations: "AC"
-- Email domains: "@acme.com"
-
-**Project variants:**
-- Explicit names: "Project Atlas"
-- Descriptive references: "the integration", "the pilot", "the deal"
-
-Create a list of all variants found.
-
----
-
-# Step 3: Look Up Existing Notes in Index
-
-**Use the provided knowledge_index to find existing notes. Do NOT use grep commands.**
-
-## 3a: Look Up People
-
-For each person variant (name, email, alias), check the index:
-
-\`\`\`
-From index, find matches for:
-- "Sarah Chen" → Check People table for matching name
-- "Sarah" → Check People table for matching name or alias
-- "sarah@acme.com" → Check People table for matching email
-- "@acme.com" → Check People table for matching organization or check Organizations for domain
-\`\`\`
-
-## 3b: Look Up Organizations
-
-\`\`\`
-From index, find matches for:
-- "Acme Corp" → Check Organizations table for matching name
-- "Acme" → Check Organizations table for matching name or alias
-- "acme.com" → Check Organizations table for matching domain
-\`\`\`
-
-## 3c: Look Up Projects and Topics
-
-\`\`\`
-From index, find matches for:
-- "the pilot" → Check Projects table for related names
-- "SOC 2" → Check Topics table for matching keywords
-\`\`\`
-
-## 3d: Read Full Notes When Needed
-
-Only read the full note content when you need details not in the index (e.g., activity logs, open items):
-\`\`\`
-workspace-readFile({ path: "{knowledge_folder}/People/Sarah Chen.md" })
-\`\`\`
-
-**Why read these notes:**
-- Find canonical names (David → David Kim)
-- Check Aliases fields for known variants
-- Understand existing relationships
-- See organization context for disambiguation
-- Check what's already captured (avoid duplicates)
-- Review open items (some might be resolved)
-- **Check current status fields (might need updating)**
-- **Check current roles (might have changed)**
-
-## 3e: Matching Criteria
-
-Use these criteria to determine if a variant matches an existing note:
-
-**People matching:**
-
-| Source has | Note has | Match if |
-|------------|----------|----------|
-| First name "Sarah" | Full name "Sarah Chen" | Same organization context |
-| Email "sarah@acme.com" | Email field | Exact match |
-| Email domain "@acme.com" | Organization "Acme Corp" | Domain matches org |
-| Role "VP Engineering" | Role field | Same org + same role |
-| First name + company context | Full name + Organization | Company matches |
-| Any variant | Aliases field | Listed in aliases |
-
-**Organization matching:**
-
-| Source has | Note has | Match if |
-|------------|----------|----------|
-| "Acme" | "Acme Corp" | Substring match |
-| "Acme Corporation" | "Acme Corp" | Same root name |
-| "@acme.com" | Domain field | Domain matches |
-| Any variant | Aliases field | Listed in aliases |
-
-**Project matching:**
-
-| Source has | Note has | Match if |
-|------------|----------|----------|
-| "the pilot" | "Acme Pilot" | Same org context in source |
-| "integration project" | "Acme Integration" | Same org + similar type |
-| "Series A" | "Series A Fundraise" | Unique identifier match |
-
----
-
-# Step 4: Resolve Entities to Canonical Names
-
-Using the search results from Step 3, resolve each variant to a canonical name.
-
-## 4a: Build Resolution Map
-
-Create a mapping from every source reference to its canonical form.
-
-## 4b: Apply Source Type Rules (Low Strictness)
-
-**If source_type == "meeting":**
-- Resolved entities → Update existing notes
-- New entities → Create new notes for ALL external attendees
-
-**If source_type == "email" (LOW STRICTNESS):**
-- Resolved entities → Update existing notes
-- New entities → Create notes for the sender and any mentioned contacts
-
-## 4c: Disambiguation Rules
-
-When multiple candidates match a variant, disambiguate by:
-1. Email match (definitive)
-2. Organization context (strong signal)
-3. Role match
-4. Recency (tiebreaker)
-
-## 4d: Resolution Map Output
-
-Final resolution map before proceeding:
-\`\`\`
-RESOLVED (use canonical name with absolute path):
-- "Sarah", "Sarah Chen", "sarah@acme.com" → [[People/Sarah Chen]]
-
-NEW ENTITIES (create notes):
-- "Jennifer" (CTO, Acme Corp) → Create [[People/Jennifer]]
-
-AMBIGUOUS (create with disambiguation note):
-- "Mike" (no context) → Create [[People/Mike]] with note about ambiguity
-\`\`\`
-
----
-
-# Step 5: Identify New Entities (Low Strictness - Capture Broadly)
-
-For entities not resolved to existing notes, create notes for most of them.
-
-## People
-
-### Who Gets a Note (Low Strictness)
-
-**CREATE a note for:**
-- ALL external meeting attendees (not @user.domain)
-- ALL email senders with identifiable names/emails
-- Anyone CC'd on emails who seems relevant
-- Anyone mentioned by name in conversations
-- Cold outreach senders (even if unsolicited)
-- Sales reps, recruiters, service providers
-- Anyone who might be useful to remember later
-
-**DO NOT create notes for:**
-- Internal colleagues (@user.domain)
-- Truly anonymous/unidentifiable senders
-- System-generated sender names with no human behind them
-
-### The Low Strictness Test
-
-Ask: Could this person ever be useful to remember?
-
-- Sarah Chen, VP Engineering → **Yes, create note**
-- James from HSBC → **Yes, create note** (might need banking help again)
-- Random recruiter → **Yes, create note** (might want to contact later)
-- Cold sales person → **Yes, create note** (might be relevant someday)
-- Support rep → **Yes, create note** (might need them again)
-
-### Role Inference
-
-If role is not explicitly stated, infer from context. Write "Unknown" only if truly impossible to infer anything.
-
-### Relationship Type Guide (Low Strictness)
-
-| Relationship Type | Create People Notes? | Create Org Note? |
-|-------------------|----------------------|------------------|
-| Customer | Yes — all contacts | Yes |
-| Prospect | Yes — all contacts | Yes |
-| Investor | Yes | Yes |
-| Partner | Yes — all contacts | Yes |
-| Vendor | Yes — all contacts | Yes |
-| Bank/Financial | Yes | Yes |
-| Candidate | Yes | No |
-| Recruiter | Yes | Optional |
-| Service provider | Yes | Optional |
-| Cold outreach | Yes | Optional |
-| Support interaction | Yes | Optional |
-
-## Organizations
-
-**CREATE a note if:**
-- Anyone from that org is mentioned or contacted you
-- The org is mentioned in any context
-
-**Only skip:**
-- Organizations you genuinely can't identify
-
-## Projects
-
-**CREATE a note if:**
-- Discussed in meeting or email
-- Any indication of ongoing work or collaboration
-
-## Topics
-
-**CREATE a note if:**
-- Mentioned more than once
-- Seems like a recurring theme
-
----
-
-# Step 6: Extract Content
-
-For each entity that has or will have a note, extract relevant content.
-
-## Decisions
-
-Extract what was decided, when, by whom, and why.
-
-## Commitments
-
-Extract who committed to what, and any deadlines.
-
-## Key Facts
-
-Key facts should be **substantive information** — not commentary about missing data.
-
-**Extract if:**
-- Specific numbers, dates, or metrics
-- Preferences or working style
-- Background information
-- Authority or decision process
-- Concerns or constraints
-- What they're working on or interested in
-
-**Never include:**
-- Meta-commentary about missing data
-- Obvious facts already in Info section
-- Placeholder text
-
-**If there are no substantive key facts, leave the section empty.**
-
-## Open Items
-
-**Include:**
-- Commitments made
-- Requests received
-- Next steps discussed
-- Follow-ups agreed
-
-**Never include:**
-- Data gaps or research tasks
-- Wishes or hypotheticals
-
-## Summary
-
-The summary should answer: **"Who is this person and why do I know them?"**
-
-Write 2-3 sentences covering their role/function, context of the relationship, and what you're discussing.
-
-## Activity Summary
-
-One line summarizing this source's relevance to the entity:
-\`\`\`
-**{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[links]]}
-\`\`\`
-
-**For voice memos:** Include a link to the voice memo file using the Path field:
-\`\`\`
-**2025-01-15** (voice memo): Discussed [[Projects/Acme Integration]] timeline. See [[Voice Memos/2025-01-15/voice-memo-2025-01-15T10-30-00-000Z]]
-\`\`\`
-
----
-
-# Step 7: Detect State Changes
-
-Review the extracted content for signals that existing note fields should be updated.
-
-## 7a: Project Status Changes
-
-Look for signals like "approved", "on hold", "cancelled", "completed", etc.
-
-## 7b: Open Item Resolution
-
-Look for signals that tracked items are now complete.
-
-## 7c: Role/Title Changes
-
-Look for new titles in signatures or explicit announcements.
-
-## 7d: Organization/Relationship Changes
-
-Look for company changes, partnership announcements, etc.
-
-## 7e: Build State Change List
-
-Compile all detected state changes before writing.
-
----
-
-# Step 8: Check for Duplicates and Conflicts
-
-Before writing:
-- Check if already processed this source
-- Skip duplicate key facts
-- Handle conflicting information by noting both versions
-
----
-
-# Step 9: Write Updates
-
-## 9a: Create and Update Notes
-
-**IMPORTANT: Write sequentially, one file at a time.**
-- Generate content for exactly one note.
-- Issue exactly one write/edit command.
-- Wait for the tool to return before generating the next note.
-- Do NOT batch multiple write commands in a single response.
-
-**For NEW entities (use workspace-writeFile):**
-\`\`\`
-workspace-writeFile({
-  path: "{knowledge_folder}/People/Jennifer.md",
-  data: "# Jennifer\\n\\n## Summary\\n..."
-})
-\`\`\`
-
-**For EXISTING entities (use workspace-edit):**
-- Read current content first with workspace-readFile
-- Use workspace-edit to add activity entry at TOP (reverse chronological)
-- Update fields using targeted edits
-\`\`\`
-workspace-edit({
-  path: "{knowledge_folder}/People/Sarah Chen.md",
-  oldString: "## Activity\\n",
-  newString: "## Activity\\n- **2026-02-03** (meeting): Met to discuss project timeline\\n"
-})
-\`\`\`
-
-## 9b: Apply State Changes
-
-Update all fields identified in Step 7.
-
-## 9c: Update Aliases
-
-Add newly discovered name variants to Aliases field.
-
-## 9d: Writing Rules
-
-- **Always use absolute paths** with format \`[[Folder/Name]]\` for all links
-- Use YYYY-MM-DD format for dates
-- Be concise: one line per activity entry
-- Escape quotes properly in shell commands
-- Write only one file per response (no multi-file write batches)
-
----
-
-# Step 10: Ensure Bidirectional Links
-
-After writing, verify links go both ways.
-
-## Absolute Link Format
-
-**IMPORTANT:** Always use absolute links:
-\`\`\`markdown
-[[People/Sarah Chen]]
-[[Organizations/Acme Corp]]
-[[Projects/Acme Integration]]
-[[Topics/Security Compliance]]
-\`\`\`
-
-## Bidirectional Link Rules
-
-| If you add... | Then also add... |
-|---------------|------------------|
-| Person → Organization | Organization → Person |
-| Person → Project | Project → Person |
-| Project → Organization | Organization → Project |
-| Project → Topic | Topic → Project |
-| Person → Person | Person → Person (reverse) |
-
----
-
-# Note Templates
-
-## People
-\`\`\`markdown
-# {Full Name}
-
-## Info
-**Role:** {role, inferred role, or Unknown}
-**Organization:** [[Organizations/{organization}]] or leave blank
-**Email:** {email or leave blank}
-**Aliases:** {comma-separated: first name, nicknames, email}
-**First met:** {YYYY-MM-DD}
-**Last seen:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: Who they are, why you know them.}
-
-## Connected to
-- [[Organizations/{Organization}]] — works at
-- [[People/{Person}]] — {relationship}
-- [[Projects/{Project}]] — {role}
-
-## Activity
-- **{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[Folder/Name]] links}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-\`\`\`
-
-## Organizations
-\`\`\`markdown
-# {Organization Name}
-
-## Info
-**Type:** {company|team|institution|other}
-**Industry:** {industry or leave blank}
-**Relationship:** {customer|prospect|partner|competitor|vendor|other}
-**Domain:** {primary email domain}
-**Aliases:** {short names, abbreviations}
-**First met:** {YYYY-MM-DD}
-**Last seen:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: What this org is, what your relationship is.}
-
-## People
-- [[People/{Person}]] — {role}
-
-## Contacts
-{For contacts who have their own notes}
-
-## Projects
-- [[Projects/{Project}]] — {relationship}
-
-## Activity
-- **{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary}
-
-## Key facts
-{Substantive facts only. Leave empty if none.}
-
-## Open items
-{Commitments and next steps only. Leave empty if none.}
-\`\`\`
-
-## Projects
-\`\`\`markdown
-# {Project Name}
-
-## Info
-**Type:** {deal|product|initiative|hiring|other}
-**Status:** {active|planning|on hold|completed|cancelled}
-**Started:** {YYYY-MM-DD or leave blank}
-**Last activity:** {YYYY-MM-DD}
-
-## Summary
-{2-3 sentences: What this project is, goal, current state.}
-
-## People
-- [[People/{Person}]] — {role}
-
-## Organizations
-- [[Organizations/{Org}]] — {relationship}
-
-## Related
-- [[Topics/{Topic}]] — {relationship}
-
-## Timeline
-**{YYYY-MM-DD}** ({meeting|email|voice memo})
-{What happened.}
-
-## Decisions
-- **{YYYY-MM-DD}**: {Decision}
-
-## Open items
-{Commitments and next steps only.}
-
-## Key facts
-{Substantive facts only.}
-\`\`\`
-
-## Topics
-\`\`\`markdown
-# {Topic Name}
-
-## About
-{1-2 sentences: What this topic covers.}
-
-**Keywords:** {comma-separated}
-**Aliases:** {other references}
-**First mentioned:** {YYYY-MM-DD}
-**Last mentioned:** {YYYY-MM-DD}
-
-## Related
-- [[People/{Person}]] — {relationship}
-- [[Organizations/{Org}]] — {relationship}
-- [[Projects/{Project}]] — {relationship}
-
-## Log
-**{YYYY-MM-DD}** ({meeting|email}: {title})
-{Summary}
-
-## Decisions
-- **{YYYY-MM-DD}**: {Decision}
-
-## Open items
-{Commitments and next steps only.}
-
-## Key facts
-{Substantive facts only.}
-\`\`\`
-
----
-
-# Summary: Low Strictness Rules
-
-| Source Type | Creates Notes? | Updates Notes? | Detects State Changes? |
-|-------------|---------------|----------------|------------------------|
-| Meeting | Yes — ALL external attendees | Yes | Yes |
-| Voice memo | Yes — all mentioned entities | Yes | Yes |
-| Email (any human sender) | Yes | Yes | Yes |
-| Email (automated/newsletter) | No (SKIP) | No | No |
-
-**Voice memo activity format:** Always include a link to the source voice memo:
-\`\`\`
-**2025-01-15** (voice memo): Discussed project timeline with [[People/Sarah Chen]]. See [[Voice Memos/2025-01-15/voice-memo-...]]
-\`\`\`
-
-**Philosophy:** Capture broadly, filter later if needed.
-
----
-
-# Error Handling
-
-1. **Missing data:** Leave blank or write "Unknown"
-2. **Ambiguous names:** Create note with disambiguation note
-3. **Conflicting info:** Note both versions
-4. **grep returns nothing:** Create new notes
-5. **State change unclear:** Log in activity but don't change the field
-6. **Note file malformed:** Log warning, attempt partial update
-7. **Shell command fails:** Log error, continue
-
----
-
-# Quality Checklist
-
-Before completing, verify:
-
-**Source Type:**
-- [ ] Correctly identified as meeting or email
-- [ ] Applied low strictness rules (capture broadly)
-
-**Resolution:**
-- [ ] Extracted all name variants
-- [ ] Searched existing notes
-- [ ] Built resolution map
-- [ ] Used absolute paths \`[[Folder/Name]]\`
-
-**Filtering:**
-- [ ] Excluded only self and @user.domain
-- [ ] Created notes for all external contacts
-- [ ] Only skipped obvious automated/newsletters
-
-**Content Quality:**
-- [ ] Summaries describe relationship
-- [ ] Roles inferred where possible
-- [ ] Key facts are substantive
-- [ ] Open items are commitments/next steps
-
-**State Changes:**
-- [ ] Detected and applied state changes
-- [ ] Logged changes in activity
-
-**Structure:**
-- [ ] All links use \`[[Folder/Name]]\` format
-- [ ] Activity entries reverse chronological
-- [ ] Dates are YYYY-MM-DD
-- [ ] Bidirectional links consistent
-`;
\ No newline at end of file
diff --git a/apps/x/packages/core/src/knowledge/note_system.ts b/apps/x/packages/core/src/knowledge/note_system.ts
new file mode 100644
index 00000000..210d3501
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/note_system.ts
@@ -0,0 +1,202 @@
+import path from "path";
+import fs from "fs";
+import { WorkDir } from "../config/config.js";
+
+export interface NoteTypeDefinition {
+  type: string;
+  folder: string;
+  template: string;
+  extractionGuide: string;
+}
+
+// ── Default definitions (used to seed ~/.rowboat/config/notes.json) ──────────
+
+const DEFAULT_NOTE_TYPE_DEFINITIONS: NoteTypeDefinition[] = [
+  {
+    type: "People",
+    folder: "People",
+    template: `# {Full Name}
+
+## Info
+**Role:** {role, or inferred role with qualifier, or leave blank if truly unknown}
+**Organization:** [[Organizations/{organization}]] or leave blank
+**Email:** {email or leave blank}
+**Aliases:** {comma-separated: first name, nicknames, email}
+**First met:** {YYYY-MM-DD}
+**Last seen:** {YYYY-MM-DD}
+
+## Summary
+{2-3 sentences: Who they are, why you know them, what you're working on together.}
+
+## Connected to
+- [[Organizations/{Organization}]] — works at
+- [[People/{Person}]] — {colleague, introduced by, reports to}
+- [[Projects/{Project}]] — {role}
+
+## Activity
+- **{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[Folder/Name]] links}
+
+## Key facts
+{Substantive facts only. Leave empty if none.}
+
+## Open items
+{Commitments and next steps only. Leave empty if none.}`,
+    extractionGuide:
+      "Look for: name, role, organization, email, aliases, relationship context",
+  },
+  {
+    type: "Organizations",
+    folder: "Organizations",
+    template: `# {Organization Name}
+
+## Info
+**Type:** {company|team|institution|other}
+**Industry:** {industry or leave blank}
+**Relationship:** {customer|prospect|partner|competitor|vendor|other}
+**Domain:** {primary email domain}
+**Aliases:** {comma-separated: short names, abbreviations}
+**First met:** {YYYY-MM-DD}
+**Last seen:** {YYYY-MM-DD}
+
+## Summary
+{2-3 sentences: What this org is, what your relationship is.}
+
+## People
+- [[People/{Person}]] — {role}
+
+## Contacts
+{For transactional contacts who don't get their own notes}
+
+## Projects
+- [[Projects/{Project}]] — {relationship}
+
+## Activity
+- **{YYYY-MM-DD}** ({meeting|email|voice memo}): {Summary with [[Folder/Name]] links}
+
+## Key facts
+{Substantive facts only. Leave empty if none.}
+
+## Open items
+{Commitments and next steps only. Leave empty if none.}`,
+    extractionGuide:
+      "Look for: organization name, type, industry, relationship, domain, key people, projects",
+  },
+  {
+    type: "Projects",
+    folder: "Projects",
+    template: `# {Project Name}
+
+## Info
+**Type:** {deal|product|initiative|hiring|other}
+**Status:** {active|planning|on hold|completed|cancelled}
+**Started:** {YYYY-MM-DD or leave blank}
+**Last activity:** {YYYY-MM-DD}
+
+## Summary
+{2-3 sentences: What this project is, goal, current state.}
+
+## People
+- [[People/{Person}]] — {role}
+
+## Organizations
+- [[Organizations/{Org}]] — {customer|partner|etc.}
+
+## Related
+- [[Topics/{Topic}]] — {relationship}
+- [[Projects/{Project}]] — {relationship}
+
+## Timeline
+**{YYYY-MM-DD}** ({meeting|email})
+{What happened.}
+
+## Decisions
+- **{YYYY-MM-DD}**: {Decision}. {Rationale}.
+
+## Open items
+{Commitments and next steps only. Leave empty if none.}
+
+## Key facts
+{Substantive facts only. Leave empty if none.}`,
+    extractionGuide:
+      "Look for: project name, type, status, people involved, organizations, timeline, decisions",
+  },
+  {
+    type: "Topics",
+    folder: "Topics",
+    template: `# {Topic Name}
+
+## About
+{1-2 sentences: What this topic covers.}
+
+**Keywords:** {comma-separated}
+**Aliases:** {other ways this topic is referenced}
+**First mentioned:** {YYYY-MM-DD}
+**Last mentioned:** {YYYY-MM-DD}
+
+## Related
+- [[People/{Person}]] — {relationship}
+- [[Organizations/{Org}]] — {relationship}
+- [[Projects/{Project}]] — {relationship}
+
+## Log
+**{YYYY-MM-DD}** ({meeting|email}: {title})
+{Summary with [[Folder/Name]] links}
+
+## Decisions
+- **{YYYY-MM-DD}**: {Decision}
+
+## Open items
+{Commitments and next steps only. Leave empty if none.}
+
+## Key facts
+{Substantive facts only. Leave empty if none.}`,
+    extractionGuide:
+      "Look for: topic name, keywords, related people/orgs/projects, decisions, key facts",
+  },
+];
+
+// ── Disk-backed config with mtime caching ──────────────────────────────────
+
+export const NOTES_CONFIG_PATH = path.join(WorkDir, "config", "notes.json");
+
+let cachedNoteTypeDefinitions: NoteTypeDefinition[] | null = null;
+let cachedMtimeMs: number | null = null;
+
+function ensureNotesConfigSync(): void {
+  if (!fs.existsSync(NOTES_CONFIG_PATH)) {
+    fs.writeFileSync(
+      NOTES_CONFIG_PATH,
+      JSON.stringify(DEFAULT_NOTE_TYPE_DEFINITIONS, null, 2) + "\n",
+      "utf8",
+    );
+  }
+}
+
+export function getNoteTypeDefinitions(): NoteTypeDefinition[] {
+  ensureNotesConfigSync();
+  try {
+    const stats = fs.statSync(NOTES_CONFIG_PATH);
+    if (cachedNoteTypeDefinitions && cachedMtimeMs === stats.mtimeMs) {
+      return cachedNoteTypeDefinitions;
+    }
+    const content = fs.readFileSync(NOTES_CONFIG_PATH, "utf8");
+    cachedNoteTypeDefinitions = JSON.parse(content);
+    cachedMtimeMs = stats.mtimeMs;
+    return cachedNoteTypeDefinitions!;
+  } catch {
+    cachedNoteTypeDefinitions = null;
+    cachedMtimeMs = null;
+    return DEFAULT_NOTE_TYPE_DEFINITIONS;
+  }
+}
+
+// ── Render helper ────────────────────────────────────────────────────────
+
+export function renderNoteTypesBlock(): string {
+  const defs = getNoteTypeDefinitions();
+  const sections = defs.map(
+    (d) =>
+      `## ${d.type}\n\`\`\`markdown\n${d.template}\n\`\`\``,
+  );
+  return `# Note Templates\n\n${sections.join("\n\n")}`;
+}
diff --git a/apps/x/packages/core/src/knowledge/note_tagging_agent.ts b/apps/x/packages/core/src/knowledge/note_tagging_agent.ts
new file mode 100644
index 00000000..94cd5016
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/note_tagging_agent.ts
@@ -0,0 +1,132 @@
+import { renderTagSystemForNotes } from './tag_system.js';
+
+export function getRaw(): string {
+  return `---
+model: gpt-5.2
+tools:
+  workspace-readFile:
+    type: builtin
+    name: workspace-readFile
+  workspace-edit:
+    type: builtin
+    name: workspace-edit
+  workspace-readdir:
+    type: builtin
+    name: workspace-readdir
+---
+# Task
+
+You are a note tagging agent. Given a batch of knowledge notes (People, Organizations, Projects, Topics), you will classify each note and prepend YAML frontmatter with categorized tags and Info attributes.
+
+# Instructions
+
+1. For each note file provided in the message, read its content carefully.
+2. Determine the note type from its folder path (People/, Organizations/, Projects/, Topics/).
+3. Classify the note using the Rowboat Tag System (Note Tags section) appended below.
+4. Extract attributes from the note's \`## Info\` section (or \`## About\` for Topics).
+5. Use \`workspace-edit\` to prepend YAML frontmatter to the file. The oldString should be the first line of the file (the \`# Title\` heading), and the newString should be the frontmatter followed by that same first line.
+6. If the note already has frontmatter (starts with \`---\`), skip it.
+
+# Frontmatter Format
+
+Tags are organized by **category** (not a flat list). Each tag category is a top-level YAML key. Use a plain string for single values, or a YAML list for multiple values.
+
+Info attributes from the \`## Info\` section are also included as top-level keys.
+
+\`\`\`yaml
+---
+relationship: customer
+relationship_sub: primary
+topic:
+  - sales
+  - fundraising
+source: email
+status: active
+action: action-required
+role: VP Engineering
+organization: Acme Corp
+email: sarah@acme.com
+first_met: "2024-06-15"
+last_seen: "2025-01-20"
+---
+\`\`\`
+
+## Tag category keys
+
+Use these exact keys for each tag category:
+
+| Category | Key | Single or multi | Example |
+|----------|-----|-----------------|---------|
+| Relationship | \`relationship\` | single | \`relationship: customer\` |
+| Relationship sub | \`relationship_sub\` | single or multi | \`relationship_sub: primary\` |
+| Topic | \`topic\` | single or multi | \`topic: sales\` or list |
+| Email type | \`email_type\` | single or multi | \`email_type: followup\` |
+| Action | \`action\` | single or multi | \`action: action-required\` |
+| Status | \`status\` | single | \`status: active\` |
+| Source | \`source\` | single or multi | \`source: email\` or list |
+
+**Rules:**
+- Use a plain string when there's only one value: \`topic: sales\`
+- Use a YAML list when there are multiple values:
+  \`\`\`yaml
+  topic:
+    - sales
+    - fundraising
+  \`\`\`
+- **Omit a category entirely** if no tags apply for it. Do not include empty keys.
+- Only use tag values from the Rowboat Tag System — do not invent new tags.
+
+# Info Attribute Extraction Rules
+
+Extract all \`**Key:** value\` fields from the \`## Info\` (or \`## About\`) section into YAML frontmatter keys:
+
+1. **Convert keys to snake_case**: e.g. \`**First met:**\` → \`first_met\`, \`**Last activity:**\` → \`last_activity\`, \`**Last seen:**\` → \`last_seen\`.
+2. **Strip wiki-link syntax**: \`[[Organizations/Acme Corp]]\` → \`Acme Corp\`. Extract just the display name (last path segment).
+3. **Skip blank/placeholder values**: If a field says "leave blank", is empty, or contains only template placeholders like \`{role}\`, omit it from the frontmatter.
+4. **Quote dates**: Wrap date values in quotes, e.g. \`first_met: "2024-06-15"\`.
+5. **Aliases as list**: If the value is comma-separated (like Aliases), store as a YAML list:
+   \`\`\`yaml
+   aliases:
+     - Sarah
+     - sarah@acme.com
+   \`\`\`
+
+**Per note type, extract these fields:**
+
+- **People**: role, organization, email, aliases, first_met, last_seen
+- **Organizations**: type, industry, relationship, domain, aliases, first_met, last_seen
+- **Projects**: type, status, started, last_activity
+- **Topics** (from \`## About\`): keywords, aliases, first_mentioned, last_mentioned
+
+Note: For Organizations, the Info \`**Relationship:**\` field is separate from the \`relationship\` tag category. Include both — the Info field as \`info_relationship\` and the tag as \`relationship\`.
+
+# Tag Selection Rules
+
+1. **Always include at least one relationship or topic tag** — every note must be classifiable.
+2. **Always include a source tag** — \`email\` or \`meeting\` based on what the note's Activity section shows.
+3. **Default status is \`active\`** for all new tags.
+4. **For People notes**, include:
+   - One primary relationship tag (e.g. \`customer\`, \`investor\`, \`prospect\`)
+   - Relationship sub-tags if applicable (e.g. \`primary\`, \`champion\`, \`former\`)
+   - Topic tags based on what you're working on together
+   - Source tags based on the Activity section
+   - Action tags if there are open items
+5. **For Organization notes**, include:
+   - One primary relationship tag
+   - Topic tags based on the relationship context
+   - Source tags
+6. **For Project notes**, include:
+   - Topic tags based on project type
+   - Source tags
+   - Action tags if there are open items
+7. **For Topic notes**, include:
+   - The relevant topic tag
+   - Source tags
+8. **Only use tags from the Rowboat Tag System** — do not invent new tags.
+9. Process all files in the batch. Do not skip any unless they already have frontmatter.
+
+---
+
+${renderTagSystemForNotes()}
+`;
+}
diff --git a/apps/x/packages/core/src/knowledge/note_tagging_state.ts b/apps/x/packages/core/src/knowledge/note_tagging_state.ts
new file mode 100644
index 00000000..ecfff8ea
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/note_tagging_state.ts
@@ -0,0 +1,48 @@
+import fs from 'fs';
+import path from 'path';
+import { WorkDir } from '../config/config.js';
+
+const STATE_FILE = path.join(WorkDir, 'note_tagging_state.json');
+
+export interface NoteTaggingState {
+    processedFiles: Record<string, { taggedAt: string }>;
+    lastRunTime: string;
+}
+
+export function loadNoteTaggingState(): NoteTaggingState {
+    if (fs.existsSync(STATE_FILE)) {
+        try {
+            return JSON.parse(fs.readFileSync(STATE_FILE, 'utf-8'));
+        } catch (error) {
+            console.error('Error loading note tagging state:', error);
+        }
+    }
+
+    return {
+        processedFiles: {},
+        lastRunTime: new Date(0).toISOString(),
+    };
+}
+
+export function saveNoteTaggingState(state: NoteTaggingState): void {
+    try {
+        fs.writeFileSync(STATE_FILE, JSON.stringify(state, null, 2));
+    } catch (error) {
+        console.error('Error saving note tagging state:', error);
+        throw error;
+    }
+}
+
+export function markNoteAsTagged(filePath: string, state: NoteTaggingState): void {
+    state.processedFiles[filePath] = {
+        taggedAt: new Date().toISOString(),
+    };
+}
+
+export function resetNoteTaggingState(): void {
+    const emptyState: NoteTaggingState = {
+        processedFiles: {},
+        lastRunTime: new Date().toISOString(),
+    };
+    saveNoteTaggingState(emptyState);
+}
diff --git a/apps/x/packages/core/src/knowledge/tag_notes.ts b/apps/x/packages/core/src/knowledge/tag_notes.ts
new file mode 100644
index 00000000..95934b03
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/tag_notes.ts
@@ -0,0 +1,274 @@
+import fs from 'fs';
+import path from 'path';
+import { WorkDir } from '../config/config.js';
+import { createRun, createMessage } from '../runs/runs.js';
+import { bus } from '../runs/bus.js';
+import { serviceLogger } from '../services/service_logger.js';
+import { limitEventItems } from './limit_event_items.js';
+import {
+    loadNoteTaggingState,
+    saveNoteTaggingState,
+    markNoteAsTagged,
+    type NoteTaggingState,
+} from './note_tagging_state.js';
+import { getNoteTypeDefinitions } from './note_system.js';
+
+const SYNC_INTERVAL_MS = 30 * 1000; // 30 seconds
+const BATCH_SIZE = 15;
+const NOTE_TAGGING_AGENT = 'note_tagging_agent';
+const KNOWLEDGE_DIR = path.join(WorkDir, 'knowledge');
+const MAX_CONTENT_LENGTH = 8000;
+
+/**
+ * Find knowledge notes that haven't been tagged yet
+ */
+function getUntaggedNotes(state: NoteTaggingState): string[] {
+    if (!fs.existsSync(KNOWLEDGE_DIR)) {
+        return [];
+    }
+
+    const untagged: string[] = [];
+    const noteFolders = getNoteTypeDefinitions().map(d => d.folder);
+
+    for (const folder of noteFolders) {
+        const folderPath = path.join(KNOWLEDGE_DIR, folder);
+        if (!fs.existsSync(folderPath)) {
+            continue;
+        }
+
+        const entries = fs.readdirSync(folderPath);
+        for (const entry of entries) {
+            const fullPath = path.join(folderPath, entry);
+            const stat = fs.statSync(fullPath);
+
+            if (!stat.isFile() || !entry.endsWith('.md')) {
+                continue;
+            }
+
+            // Skip if already tracked in state
+            if (state.processedFiles[fullPath]) {
+                continue;
+            }
+
+            // Skip if file already has frontmatter
+            try {
+                const content = fs.readFileSync(fullPath, 'utf-8');
+                if (content.startsWith('---')) {
+                    continue;
+                }
+            } catch {
+                continue;
+            }
+
+            untagged.push(fullPath);
+        }
+    }
+
+    return untagged;
+}
+
+/**
+ * Wait for a run to complete by listening for run-processing-end event
+ */
+async function waitForRunCompletion(runId: string): Promise<void> {
+    return new Promise(async (resolve) => {
+        const unsubscribe = await bus.subscribe('*', async (event) => {
+            if (event.type === 'run-processing-end' && event.runId === runId) {
+                unsubscribe();
+                resolve();
+            }
+        });
+    });
+}
+
+/**
+ * Tag a batch of note files using the tagging agent
+ */
+async function tagNoteBatch(
+    files: { path: string; content: string }[]
+): Promise<{ runId: string; filesEdited: Set<string> }> {
+    const run = await createRun({
+        agentId: NOTE_TAGGING_AGENT,
+    });
+
+    let message = `Tag the following ${files.length} knowledge notes by prepending YAML frontmatter with appropriate tags.\n\n`;
+    message += `**Important:** Use workspace-relative paths with workspace-edit (e.g. "knowledge/People/Sarah Chen.md", NOT absolute paths).\n\n`;
+
+    for (let i = 0; i < files.length; i++) {
+        const file = files[i];
+        const relativePath = path.relative(WorkDir, file.path);
+        const truncated = file.content.length > MAX_CONTENT_LENGTH
+            ? file.content.slice(0, MAX_CONTENT_LENGTH) + '\n\n[... content truncated, use workspace-readFile for full content ...]'
+            : file.content;
+
+        message += `## File ${i + 1}: ${relativePath}\n\n`;
+        message += truncated;
+        message += `\n\n---\n\n`;
+    }
+
+    const filesEdited = new Set<string>();
+
+    const unsubscribe = await bus.subscribe(run.id, async (event) => {
+        if (event.type !== 'tool-invocation') {
+            return;
+        }
+        if (event.toolName !== 'workspace-edit') {
+            return;
+        }
+        try {
+            const parsed = JSON.parse(event.input) as { path?: string };
+            if (typeof parsed.path === 'string') {
+                filesEdited.add(parsed.path);
+            }
+        } catch {
+            // ignore parse errors
+        }
+    });
+
+    await createMessage(run.id, message);
+    await waitForRunCompletion(run.id);
+    unsubscribe();
+
+    return { runId: run.id, filesEdited };
+}
+
+/**
+ * Process all untagged notes in batches
+ */
+async function processUntaggedNotes(): Promise<void> {
+    console.log('[NoteTagging] Checking for untagged notes...');
+
+    const state = loadNoteTaggingState();
+    const untagged = getUntaggedNotes(state);
+
+    if (untagged.length === 0) {
+        console.log('[NoteTagging] No untagged notes found');
+        return;
+    }
+
+    console.log(`[NoteTagging] Found ${untagged.length} untagged notes`);
+
+    const run = await serviceLogger.startRun({
+        service: 'note_tagging',
+        message: `Tagging ${untagged.length} note${untagged.length === 1 ? '' : 's'}`,
+        trigger: 'timer',
+    });
+
+    const relativeFiles = untagged.map(f => path.relative(WorkDir, f));
+    const limitedFiles = limitEventItems(relativeFiles);
+    await serviceLogger.log({
+        type: 'changes_identified',
+        service: run.service,
+        runId: run.runId,
+        level: 'info',
+        message: `Found ${untagged.length} untagged note${untagged.length === 1 ? '' : 's'}`,
+        counts: { notes: untagged.length },
+        items: limitedFiles.items,
+        truncated: limitedFiles.truncated,
+    });
+
+    const totalBatches = Math.ceil(untagged.length / BATCH_SIZE);
+    let totalEdited = 0;
+    let hadError = false;
+
+    for (let i = 0; i < untagged.length; i += BATCH_SIZE) {
+        const batchPaths = untagged.slice(i, i + BATCH_SIZE);
+        const batchNumber = Math.floor(i / BATCH_SIZE) + 1;
+
+        try {
+            const files: { path: string; content: string }[] = [];
+            for (const filePath of batchPaths) {
+                try {
+                    const content = fs.readFileSync(filePath, 'utf-8');
+                    files.push({ path: filePath, content });
+                } catch (error) {
+                    console.error(`[NoteTagging] Error reading ${filePath}:`, error);
+                }
+            }
+
+            if (files.length === 0) {
+                continue;
+            }
+
+            console.log(`[NoteTagging] Processing batch ${batchNumber}/${totalBatches} (${files.length} files)`);
+            await serviceLogger.log({
+                type: 'progress',
+                service: run.service,
+                runId: run.runId,
+                level: 'info',
+                message: `Processing batch ${batchNumber}/${totalBatches} (${files.length} files)`,
+                step: 'batch',
+                current: batchNumber,
+                total: totalBatches,
+                details: { filesInBatch: files.length },
+            });
+
+            const result = await tagNoteBatch(files);
+            totalEdited += result.filesEdited.size;
+
+            // Only mark files that were actually edited by the agent
+            for (const file of files) {
+                const relativePath = path.relative(WorkDir, file.path);
+                if (result.filesEdited.has(relativePath)) {
+                    markNoteAsTagged(file.path, state);
+                }
+            }
+
+            saveNoteTaggingState(state);
+            console.log(`[NoteTagging] Batch ${batchNumber}/${totalBatches} complete, ${result.filesEdited.size} files tagged`);
+        } catch (error) {
+            hadError = true;
+            console.error(`[NoteTagging] Error processing batch ${batchNumber}:`, error);
+            await serviceLogger.log({
+                type: 'error',
+                service: run.service,
+                runId: run.runId,
+                level: 'error',
+                message: `Error processing batch ${batchNumber}`,
+                error: error instanceof Error ? error.message : String(error),
+                context: { batchNumber },
+            });
+        }
+    }
+
+    state.lastRunTime = new Date().toISOString();
+    saveNoteTaggingState(state);
+
+    await serviceLogger.log({
+        type: 'run_complete',
+        service: run.service,
+        runId: run.runId,
+        level: hadError ? 'error' : 'info',
+        message: `Note tagging complete: ${totalEdited} notes tagged`,
+        durationMs: Date.now() - run.startedAt,
+        outcome: hadError ? 'error' : 'ok',
+        summary: {
+            totalNotes: untagged.length,
+            notesTagged: totalEdited,
+        },
+    });
+
+    console.log(`[NoteTagging] Done. ${totalEdited} notes tagged.`);
+}
+
+/**
+ * Main entry point - runs as independent polling service
+ */
+export async function init() {
+    console.log('[NoteTagging] Starting Note Tagging Service...');
+    console.log(`[NoteTagging] Will check for untagged notes every ${SYNC_INTERVAL_MS / 1000} seconds`);
+
+    // Initial run
+    await processUntaggedNotes();
+
+    // Periodic polling
+    while (true) {
+        await new Promise(resolve => setTimeout(resolve, SYNC_INTERVAL_MS));
+
+        try {
+            await processUntaggedNotes();
+        } catch (error) {
+            console.error('[NoteTagging] Error in main loop:', error);
+        }
+    }
+}
diff --git a/apps/x/packages/core/src/knowledge/tag_system.ts b/apps/x/packages/core/src/knowledge/tag_system.ts
new file mode 100644
index 00000000..b8642338
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/tag_system.ts
@@ -0,0 +1,230 @@
+import path from "path";
+import fs from "fs";
+import { WorkDir } from "../config/config.js";
+
+export type TagApplicability = 'email' | 'notes' | 'both';
+
+export type TagType =
+  | 'relationship'
+  | 'relationship-sub'
+  | 'topic'
+  | 'email-type'
+  | 'filter'
+  | 'action'
+  | 'status'
+  | 'source';
+
+export type NoteEffect = 'create' | 'skip' | 'none';
+
+export interface TagDefinition {
+  tag: string;
+  type: TagType;
+  applicability: TagApplicability;
+  description: string;
+  example?: string;
+  /** Whether an email with this tag should create notes ('create'), be skipped ('skip'), or has no effect on note creation ('none'). */
+  noteEffect?: NoteEffect;
+}
+
+// ── Default definitions (used to seed ~/.rowboat/config/tags.json) ──────────
+
+const DEFAULT_TAG_DEFINITIONS: TagDefinition[] = [
+  // ── Relationship (both) ──────────────────────────────────────────────
+  { tag: 'investor', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Investors, VCs, or angels', example: 'Following up on our meeting — we\'d like to move forward with the Series A term sheet.' },
+  { tag: 'customer', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Paying customers', example: 'We\'re seeing great results with Rowboat. Can we discuss expanding to more teams?' },
+  { tag: 'prospect', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Potential customers', example: 'Thanks for the demo yesterday. We\'re interested in starting a pilot.' },
+  { tag: 'partner', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Business partners', example: 'Let\'s discuss how we can promote the integration to both our user bases.' },
+  { tag: 'vendor', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Service providers you work with', example: 'Here are the updated employment agreements you requested.' },
+  { tag: 'product', type: 'relationship', applicability: 'both', noteEffect: 'skip', description: 'Products or services you use (automated)', example: 'Your AWS bill for January 2025 is now available.' },
+  { tag: 'candidate', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Job applicants', example: 'Thanks for reaching out. I\'d love to learn more about the engineering role.' },
+  { tag: 'team', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Internal team members', example: 'Here\'s the updated roadmap for Q2. Let\'s discuss in our sync.' },
+  { tag: 'advisor', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Advisors, mentors, or board members', example: 'I\'ve reviewed the deck. Here are my thoughts on the GTM strategy.' },
+  { tag: 'personal', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Family or friends', example: 'Are you coming to Thanksgiving this year? Let me know your travel dates.' },
+  { tag: 'press', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Journalists or media', example: 'I\'m writing a piece on AI agents. Would you be available for an interview?' },
+  { tag: 'community', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Users, peers, or open source contributors', example: 'Love what you\'re building with Rowboat. Here\'s a bug I found...' },
+  { tag: 'government', type: 'relationship', applicability: 'both', noteEffect: 'create', description: 'Government agencies', example: 'Your Delaware franchise tax is due by March 1, 2025.' },
+
+  // ── Relationship Sub-Tags (notes only) ───────────────────────────────
+  { tag: 'primary', type: 'relationship-sub', applicability: 'notes', noteEffect: 'none', description: 'Main contact or decision maker', example: 'Sarah Chen — VP Engineering, your main point of contact at Acme.' },
+  { tag: 'secondary', type: 'relationship-sub', applicability: 'notes', noteEffect: 'none', description: 'Supporting contact, involved but not the lead', example: 'David Kim — Engineer CC\'d on customer emails.' },
+  { tag: 'executive-assistant', type: 'relationship-sub', applicability: 'notes', noteEffect: 'none', description: 'EA or admin handling scheduling and logistics', example: 'Lisa — Sarah\'s EA who schedules all her meetings.' },
+  { tag: 'cc', type: 'relationship-sub', applicability: 'notes', noteEffect: 'none', description: 'Person who\'s CC\'d but not actively engaged', example: 'Manager looped in for visibility on deal.' },
+  { tag: 'referred-by', type: 'relationship-sub', applicability: 'notes', noteEffect: 'none', description: 'Person who made an introduction or referral', example: 'David Park — Investor who intro\'d you to Sarah.' },
+  { tag: 'former', type: 'relationship-sub', applicability: 'notes', noteEffect: 'none', description: 'Previously held this relationship, no longer active', example: 'John — Former customer who churned last year.' },
+  { tag: 'champion', type: 'relationship-sub', applicability: 'notes', noteEffect: 'none', description: 'Internal advocate pushing for you', example: 'Engineer who loves your product and is selling internally.' },
+  { tag: 'blocker', type: 'relationship-sub', applicability: 'notes', noteEffect: 'none', description: 'Person opposing or blocking progress', example: 'CFO resistant to spending on new tools.' },
+
+  // ── Topic (both) ─────────────────────────────────────────────────────
+  { tag: 'sales', type: 'topic', applicability: 'both', noteEffect: 'create', description: 'Sales conversations, deals, and revenue', example: 'Here\'s the pricing proposal we discussed. Let me know if you have questions.' },
+  { tag: 'support', type: 'topic', applicability: 'both', noteEffect: 'create', description: 'Help requests, issues, and customer support', example: 'We\'re seeing an error when trying to export. Can you help?' },
+  { tag: 'legal', type: 'topic', applicability: 'both', noteEffect: 'create', description: 'Contracts, terms, compliance, and legal matters', example: 'Legal has reviewed the MSA. Attached are our requested changes.' },
+  { tag: 'finance', type: 'topic', applicability: 'both', noteEffect: 'create', description: 'Money, invoices, payments, banking, and taxes', example: 'Your invoice #1234 for $5,000 is attached. Payment due in 30 days.' },
+  { tag: 'hiring', type: 'topic', applicability: 'both', noteEffect: 'create', description: 'Recruiting, interviews, and employment', example: 'We\'d like to move forward with a final round interview. Are you available Thursday?' },
+  { tag: 'fundraising', type: 'topic', applicability: 'both', noteEffect: 'create', description: 'Raising money and investor relations', example: 'Thanks for sending the deck. We\'d like to schedule a partner meeting.' },
+  { tag: 'travel', type: 'topic', applicability: 'both', noteEffect: 'skip', description: 'Flights, hotels, trips, and travel logistics', example: 'Your flight to Tokyo on March 15 is confirmed. Confirmation #ABC123.' },
+  { tag: 'event', type: 'topic', applicability: 'both', noteEffect: 'create', description: 'Conferences, meetups, and gatherings', example: 'You\'re invited to speak at TechCrunch Disrupt. Can you confirm your availability?' },
+  { tag: 'shopping', type: 'topic', applicability: 'both', noteEffect: 'skip', description: 'Purchases, orders, and returns', example: 'Your order #12345 has shipped. Track it here.' },
+  { tag: 'health', type: 'topic', applicability: 'both', noteEffect: 'skip', description: 'Medical, wellness, and health-related matters', example: 'Your appointment with Dr. Smith is confirmed for Monday at 2pm.' },
+  { tag: 'learning', type: 'topic', applicability: 'both', noteEffect: 'skip', description: 'Courses, education, and skill-building', example: 'Welcome to the Advanced Python course. Here\'s your access link.' },
+  { tag: 'research', type: 'topic', applicability: 'both', noteEffect: 'create', description: 'Research requests and information gathering', example: 'Here\'s the market analysis you requested on the AI agent space.' },
+
+  // ── Email Type ───────────────────────────────────────────────────────
+  { tag: 'intro', type: 'email-type', applicability: 'both', noteEffect: 'create', description: 'Warm introduction from someone you know', example: 'I\'d like to introduce you to Sarah Chen, VP Engineering at Acme.' },
+  { tag: 'followup', type: 'email-type', applicability: 'both', noteEffect: 'create', description: 'Following up on a previous conversation', example: 'Following up on our call last week. Have you had a chance to review the proposal?' },
+  { tag: 'scheduling', type: 'email-type', applicability: 'email', noteEffect: 'skip', description: 'Meeting and calendar scheduling', example: 'Are you available for a call next Tuesday at 2pm?' },
+  { tag: 'cold-outreach', type: 'email-type', applicability: 'email', noteEffect: 'skip', description: 'Unsolicited contact from someone you don\'t know', example: 'Hi, I noticed your company is growing fast. I\'d love to show you how we can help with...' },
+  { tag: 'newsletter', type: 'email-type', applicability: 'email', noteEffect: 'skip', description: 'Newsletters, marketing emails, and subscriptions', example: 'This week in AI: The latest developments in agent frameworks...' },
+  { tag: 'notification', type: 'email-type', applicability: 'email', noteEffect: 'skip', description: 'Automated alerts, receipts, and system notifications', example: 'Your password was changed successfully. If this wasn\'t you, contact support.' },
+
+  // ── Filter (email only) ──────────────────────────────────────────────
+  { tag: 'spam', type: 'filter', applicability: 'email', noteEffect: 'skip', description: 'Junk and unwanted email', example: 'Congratulations! You\'ve won $1,000,000...' },
+  { tag: 'promotion', type: 'filter', applicability: 'email', noteEffect: 'skip', description: 'Marketing offers and sales pitches', example: '50% off all items this weekend only!' },
+  { tag: 'social', type: 'filter', applicability: 'email', noteEffect: 'skip', description: 'Social media notifications', example: 'John Smith commented on your post.' },
+  { tag: 'forums', type: 'filter', applicability: 'email', noteEffect: 'skip', description: 'Mailing lists and group discussions', example: 'Re: [dev-list] Question about API design' },
+
+  // ── Action ───────────────────────────────────────────────────────────
+  { tag: 'action-required', type: 'action', applicability: 'both', noteEffect: 'create', description: 'Needs a response or action from you', example: 'Can you send me the pricing by Friday?' },
+  { tag: 'fyi', type: 'action', applicability: 'email', noteEffect: 'skip', description: 'Informational only, no action needed', example: 'Just wanted to let you know the deal closed. Thanks for your help!' },
+  { tag: 'urgent', type: 'action', applicability: 'both', noteEffect: 'create', description: 'Time-sensitive, needs immediate attention', example: 'We need your signature on the contract by EOD today or we lose the deal.' },
+  { tag: 'waiting', type: 'action', applicability: 'both', noteEffect: 'create', description: 'Waiting on a response from them' },
+
+  // ── Status (email) ───────────────────────────────────────────────────
+  { tag: 'unread', type: 'status', applicability: 'email', noteEffect: 'none', description: 'Not yet processed' },
+  { tag: 'to-reply', type: 'status', applicability: 'email', noteEffect: 'none', description: 'Need to respond' },
+  { tag: 'done', type: 'status', applicability: 'email', noteEffect: 'none', description: 'Handled, can be archived' },
+
+  // ── Source (notes only) ──────────────────────────────────────────────
+  { tag: 'email', type: 'source', applicability: 'notes', noteEffect: 'none', description: 'Created or updated from email' },
+  { tag: 'meeting', type: 'source', applicability: 'notes', noteEffect: 'none', description: 'Created or updated from meeting transcript' },
+  { tag: 'browser', type: 'source', applicability: 'notes', noteEffect: 'none', description: 'Content captured from web browsing' },
+  { tag: 'web-search', type: 'source', applicability: 'notes', noteEffect: 'none', description: 'Information from web search' },
+  { tag: 'manual', type: 'source', applicability: 'notes', noteEffect: 'none', description: 'Manually entered by user' },
+  { tag: 'import', type: 'source', applicability: 'notes', noteEffect: 'none', description: 'Imported from another system' },
+
+  // ── Status (notes) ──────────────────────────────────────────────────
+  { tag: 'active', type: 'status', applicability: 'notes', noteEffect: 'none', description: 'Currently relevant, recent activity' },
+  { tag: 'archived', type: 'status', applicability: 'notes', noteEffect: 'none', description: 'No longer active, kept for reference' },
+  { tag: 'stale', type: 'status', applicability: 'notes', noteEffect: 'none', description: 'No activity in 60+ days, needs attention or archive' },
+];
+
+// ── Disk-backed config with mtime caching ──────────────────────────────────
+
+export const TAGS_CONFIG_PATH = path.join(WorkDir, "config", "tags.json");
+
+let cachedTagDefinitions: TagDefinition[] | null = null;
+let cachedMtimeMs: number | null = null;
+
+function ensureTagsConfigSync(): void {
+  if (!fs.existsSync(TAGS_CONFIG_PATH)) {
+    fs.writeFileSync(
+      TAGS_CONFIG_PATH,
+      JSON.stringify(DEFAULT_TAG_DEFINITIONS, null, 2) + "\n",
+      "utf8",
+    );
+  }
+}
+
+export function getTagDefinitions(): TagDefinition[] {
+  ensureTagsConfigSync();
+  try {
+    const stats = fs.statSync(TAGS_CONFIG_PATH);
+    if (cachedTagDefinitions && cachedMtimeMs === stats.mtimeMs) {
+      return cachedTagDefinitions;
+    }
+    const content = fs.readFileSync(TAGS_CONFIG_PATH, "utf8");
+    cachedTagDefinitions = JSON.parse(content);
+    cachedMtimeMs = stats.mtimeMs;
+    return cachedTagDefinitions!;
+  } catch {
+    cachedTagDefinitions = null;
+    cachedMtimeMs = null;
+    return DEFAULT_TAG_DEFINITIONS;
+  }
+}
+
+// ── Render helpers ───────────────────────────────────────────────────────
+
+const TYPE_ORDER: TagType[] = [
+  'relationship', 'relationship-sub', 'topic', 'email-type',
+  'filter', 'action', 'status', 'source',
+];
+
+const TYPE_LABELS: Record<TagType, string> = {
+  'relationship': 'Relationship',
+  'relationship-sub': 'Relationship Sub-Tags',
+  'topic': 'Topic',
+  'email-type': 'Email Type',
+  'filter': 'Filter',
+  'action': 'Action',
+  'status': 'Status',
+  'source': 'Source',
+};
+
+function renderTagGroups(tags: TagDefinition[]): string {
+  const groups = new Map<TagType, TagDefinition[]>();
+  for (const tag of tags) {
+    const list = groups.get(tag.type) ?? [];
+    list.push(tag);
+    groups.set(tag.type, list);
+  }
+
+  const sections: string[] = [];
+  for (const type of TYPE_ORDER) {
+    const group = groups.get(type);
+    if (!group || group.length === 0) continue;
+
+    const label = TYPE_LABELS[type];
+    const rows = group.map(t => {
+      const example = t.example ?? '';
+      return `| ${t.tag} | ${t.description} | ${example} |`;
+    });
+
+    sections.push(
+      `## ${label}\n\n` +
+      `| Tag | Description | Example |\n` +
+      `|-----|-------------|---------|\n` +
+      rows.join('\n'),
+    );
+  }
+
+  return `# Tag System Reference\n\n${sections.join('\n\n')}`;
+}
+
+export function renderNoteEffectRules(): string {
+  const tags = getTagDefinitions();
+  const skipByType = new Map<string, string[]>();
+  const createByType = new Map<string, string[]>();
+
+  for (const t of tags) {
+    const effect = t.noteEffect ?? 'none';
+    if (effect === 'none') continue;
+    const label = TYPE_LABELS[t.type] ?? t.type;
+    const map = effect === 'skip' ? skipByType : createByType;
+    const list = map.get(label) ?? [];
+    list.push(t.tag.split('-').map(w => w[0].toUpperCase() + w.slice(1)).join(' '));
+    map.set(label, list);
+  }
+
+  const formatList = (map: Map<string, string[]>) =>
+    Array.from(map.entries()).map(([type, tags]) => `- **${type}:** ${tags.join(', ')}`).join('\n');
+
+  return [
+    `**SKIP if the email has ANY of these labels (skip labels override everything):**`,
+    formatList(skipByType),
+    ``,
+    `**CREATE/UPDATE notes if the email has ANY of these labels (and no skip labels present):**`,
+    formatList(createByType),
+    ``,
+    `**Logic:** If even one label falls in the "skip" list, skip the email — skip labels are hard filters that override create labels.`,
+  ].join('\n');
+}
+
+export function renderTagSystemForNotes(): string {
+  const tags = getTagDefinitions().filter(t => t.applicability !== 'email');
+  return renderTagGroups(tags);
+}
+
+export function renderTagSystemForEmails(): string {
+  const tags = getTagDefinitions().filter(t => t.applicability !== 'notes');
+  return renderTagGroups(tags);
+}
diff --git a/apps/x/packages/core/src/knowledge/version_history.ts b/apps/x/packages/core/src/knowledge/version_history.ts
new file mode 100644
index 00000000..a6504f67
--- /dev/null
+++ b/apps/x/packages/core/src/knowledge/version_history.ts
@@ -0,0 +1,243 @@
+import fs from 'node:fs';
+import path from 'node:path';
+import git from 'isomorphic-git';
+import { WorkDir } from '../config/config.js';
+
+const KNOWLEDGE_DIR = path.join(WorkDir, 'knowledge');
+
+// Simple promise-based mutex to serialize commits
+let commitLock: Promise<void> = Promise.resolve();
+
+// Commit listeners for notifying other layers (e.g. renderer refresh)
+type CommitListener = () => void;
+const commitListeners: CommitListener[] = [];
+
+export function onCommit(listener: CommitListener): () => void {
+    commitListeners.push(listener);
+    return () => {
+        const idx = commitListeners.indexOf(listener);
+        if (idx >= 0) commitListeners.splice(idx, 1);
+    };
+}
+
+/**
+ * Initialize a git repo in the knowledge directory if one doesn't exist.
+ * Stages all existing .md files and makes an initial commit.
+ */
+export async function initRepo(): Promise<void> {
+    const gitDir = path.join(KNOWLEDGE_DIR, '.git');
+    if (fs.existsSync(gitDir)) {
+        return;
+    }
+
+    // Ensure knowledge dir exists
+    if (!fs.existsSync(KNOWLEDGE_DIR)) {
+        fs.mkdirSync(KNOWLEDGE_DIR, { recursive: true });
+    }
+
+    await git.init({ fs, dir: KNOWLEDGE_DIR });
+
+    // Stage all existing .md files
+    const files = getAllMdFiles(KNOWLEDGE_DIR, '');
+    for (const file of files) {
+        await git.add({ fs, dir: KNOWLEDGE_DIR, filepath: file });
+    }
+
+    if (files.length > 0) {
+        await git.commit({
+            fs,
+            dir: KNOWLEDGE_DIR,
+            message: 'Initial snapshot',
+            author: { name: 'Rowboat', email: 'local' },
+        });
+    }
+}
+
+/**
+ * Recursively find all .md files relative to the knowledge dir.
+ */
+function getAllMdFiles(baseDir: string, relDir: string): string[] {
+    const results: string[] = [];
+    const absDir = relDir ? path.join(baseDir, relDir) : baseDir;
+    let entries: string[];
+    try {
+        entries = fs.readdirSync(absDir);
+    } catch {
+        return results;
+    }
+    for (const entry of entries) {
+        if (entry === '.git' || entry.startsWith('.')) continue;
+        const fullPath = path.join(absDir, entry);
+        const relPath = relDir ? `${relDir}/${entry}` : entry;
+        const stat = fs.statSync(fullPath);
+        if (stat.isDirectory()) {
+            results.push(...getAllMdFiles(baseDir, relPath));
+        } else if (entry.endsWith('.md')) {
+            results.push(relPath);
+        }
+    }
+    return results;
+}
+
+/**
+ * Stage all changes to .md files and commit. No-op if nothing changed.
+ * Serialized via a promise lock to prevent concurrent git index corruption.
+ */
+export async function commitAll(message: string, authorName: string): Promise<void> {
+    const prev = commitLock;
+    let resolve: () => void;
+    commitLock = new Promise(r => { resolve = r; });
+
+    await prev;
+    try {
+        await commitAllInner(message, authorName);
+    } finally {
+        resolve!();
+    }
+}
+
+async function commitAllInner(message: string, authorName: string): Promise<void> {
+    const matrix = await git.statusMatrix({ fs, dir: KNOWLEDGE_DIR });
+
+    let hasChanges = false;
+    for (const [filepath, head, workdir, stage] of matrix) {
+        // Skip non-md files
+        if (!filepath.endsWith('.md')) continue;
+
+        // [filepath, HEAD, WORKDIR, STAGE]
+        // Unchanged: [f, 1, 1, 1]
+        if (head === 1 && workdir === 1 && stage === 1) continue;
+
+        hasChanges = true;
+
+        if (workdir === 0) {
+            // File deleted from workdir
+            await git.remove({ fs, dir: KNOWLEDGE_DIR, filepath });
+        } else {
+            // File added or modified
+            await git.add({ fs, dir: KNOWLEDGE_DIR, filepath });
+        }
+    }
+
+    if (!hasChanges) return;
+
+    await git.commit({
+        fs,
+        dir: KNOWLEDGE_DIR,
+        message,
+        author: { name: authorName, email: 'local' },
+    });
+
+    for (const listener of commitListeners) {
+        try { listener(); } catch { /* ignore */ }
+    }
+}
+
+export interface CommitInfo {
+    oid: string;
+    message: string;
+    timestamp: number;
+    author: string;
+}
+
+const MAX_FILE_HISTORY = 50;
+
+/**
+ * Get commit history for a specific file.
+ * Returns commits where the file content changed, most recent first.
+ * Capped at MAX_FILE_HISTORY entries.
+ */
+export async function getFileHistory(knowledgeRelPath: string): Promise<CommitInfo[]> {
+    // Normalize path separators for git (always forward slashes)
+    const filepath = knowledgeRelPath.replace(/\\/g, '/');
+
+    let commits: Awaited<ReturnType<typeof git.log>>;
+    try {
+        commits = await git.log({ fs, dir: KNOWLEDGE_DIR });
+    } catch {
+        return [];
+    }
+
+    if (commits.length === 0) return [];
+
+    const result: CommitInfo[] = [];
+
+    // Walk through commits and check if file changed between consecutive commits
+    for (let i = 0; i < commits.length; i++) {
+        if (result.length >= MAX_FILE_HISTORY) break;
+
+        const commit = commits[i]!;
+        const parentCommit = commits[i + 1]; // undefined for the first (oldest) commit
+
+        const currentOid = await getBlobOidAtCommit(commit.oid, filepath);
+        const parentOid = parentCommit
+            ? await getBlobOidAtCommit(parentCommit.oid, filepath)
+            : null;
+
+        // Include this commit if:
+        // - The file existed and changed from parent
+        // - The file was added (parentOid is null but currentOid exists)
+        // - The file was deleted (currentOid is null but parentOid exists)
+        if (currentOid !== parentOid) {
+            result.push({
+                oid: commit.oid,
+                message: commit.commit.message.trim(),
+                timestamp: commit.commit.author.timestamp,
+                author: commit.commit.author.name,
+            });
+        }
+    }
+
+    return result;
+}
+
+/**
+ * Get the blob OID for a file at a specific commit, or null if not found.
+ */
+async function getBlobOidAtCommit(commitOid: string, filepath: string): Promise<string | null> {
+    try {
+        const result = await git.readBlob({
+            fs,
+            dir: KNOWLEDGE_DIR,
+            oid: commitOid,
+            filepath,
+        });
+        // Compute a content hash from the blob to compare
+        return result.oid;
+    } catch {
+        return null;
+    }
+}
+
+/**
+ * Read file content at a specific commit.
+ */
+export async function getFileAtCommit(knowledgeRelPath: string, oid: string): Promise<string> {
+    const filepath = knowledgeRelPath.replace(/\\/g, '/');
+    const result = await git.readBlob({
+        fs,
+        dir: KNOWLEDGE_DIR,
+        oid,
+        filepath,
+    });
+    return Buffer.from(result.blob).toString('utf-8');
+}
+
+/**
+ * Restore a file to its content at a given commit, then commit the restoration.
+ */
+export async function restoreFile(knowledgeRelPath: string, oid: string): Promise<void> {
+    const content = await getFileAtCommit(knowledgeRelPath, oid);
+    const absPath = path.join(KNOWLEDGE_DIR, knowledgeRelPath);
+
+    // Ensure parent directory exists
+    const dir = path.dirname(absPath);
+    if (!fs.existsSync(dir)) {
+        fs.mkdirSync(dir, { recursive: true });
+    }
+
+    fs.writeFileSync(absPath, content, 'utf-8');
+
+    const filename = path.basename(knowledgeRelPath);
+    await commitAll(`Restored ${filename}`, 'You');
+}
diff --git a/apps/x/packages/core/src/models/repo.ts b/apps/x/packages/core/src/models/repo.ts
index f39aadf1..d941336c 100644
--- a/apps/x/packages/core/src/models/repo.ts
+++ b/apps/x/packages/core/src/models/repo.ts
@@ -34,6 +34,26 @@ export class FSModelConfigRepo implements IModelConfigRepo {
     }
 
     async setConfig(config: z.infer<typeof ModelConfig>): Promise<void> {
-        await fs.writeFile(this.configPath, JSON.stringify(config, null, 2));
+        let existingProviders: Record<string, Record<string, unknown>> = {};
+        try {
+            const raw = await fs.readFile(this.configPath, "utf8");
+            const existing = JSON.parse(raw);
+            existingProviders = existing.providers || {};
+        } catch {
+            // No existing config
+        }
+
+        existingProviders[config.provider.flavor] = {
+            ...existingProviders[config.provider.flavor],
+            apiKey: config.provider.apiKey,
+            baseURL: config.provider.baseURL,
+            headers: config.provider.headers,
+            model: config.model,
+            models: config.models,
+            knowledgeGraphModel: config.knowledgeGraphModel,
+        };
+
+        const toWrite = { ...config, providers: existingProviders };
+        await fs.writeFile(this.configPath, JSON.stringify(toWrite, null, 2));
     }
 }
diff --git a/apps/x/packages/core/src/runs/repo.ts b/apps/x/packages/core/src/runs/repo.ts
index 15873c49..5d563f1f 100644
--- a/apps/x/packages/core/src/runs/repo.ts
+++ b/apps/x/packages/core/src/runs/repo.ts
@@ -46,10 +46,18 @@ export class FSRunsRepo implements IRunsRepo {
                 const messageEvent = event as z.infer<typeof MessageEvent>;
                 if (messageEvent.message.role === 'user') {
                     const content = messageEvent.message.content;
-                    if (typeof content === 'string' && content.trim()) {
-                        // Clean attached-files XML and @mentions, then truncate to 100 chars
-                        const cleaned = cleanContentForTitle(content);
-                        if (!cleaned) continue; // Skip if only attached files/mentions
+                    let textContent: string | undefined;
+                    if (typeof content === 'string') {
+                        textContent = content;
+                    } else {
+                        textContent = content
+                            .filter(p => p.type === 'text')
+                            .map(p => p.text)
+                            .join('');
+                    }
+                    if (textContent && textContent.trim()) {
+                        const cleaned = cleanContentForTitle(textContent);
+                        if (!cleaned) continue;
                         return cleaned.length > 100 ? cleaned.substring(0, 100) : cleaned;
                     }
                 }
@@ -90,9 +98,17 @@ export class FSRunsRepo implements IRunsRepo {
                             if (msg.role === 'user') {
                                 // Found first user message - use as title
                                 const content = msg.content;
-                                if (typeof content === 'string' && content.trim()) {
-                                    // Clean attached-files XML and @mentions, then truncate
-                                    const cleaned = cleanContentForTitle(content);
+                                let textContent: string | undefined;
+                                if (typeof content === 'string') {
+                                    textContent = content;
+                                } else {
+                                    textContent = content
+                                        .filter(p => p.type === 'text')
+                                        .map(p => p.text)
+                                        .join('');
+                                }
+                                if (textContent && textContent.trim()) {
+                                    const cleaned = cleanContentForTitle(textContent);
                                     if (cleaned) {
                                         title = cleaned.length > 100 ? cleaned.substring(0, 100) : cleaned;
                                     }
diff --git a/apps/x/packages/core/src/runs/runs.ts b/apps/x/packages/core/src/runs/runs.ts
index 75f71d5f..0f123497 100644
--- a/apps/x/packages/core/src/runs/runs.ts
+++ b/apps/x/packages/core/src/runs/runs.ts
@@ -1,6 +1,6 @@
 import z from "zod";
 import container from "../di/container.js";
-import { IMessageQueue } from "../application/lib/message-queue.js";
+import { IMessageQueue, UserMessageContentType } from "../application/lib/message-queue.js";
 import { AskHumanResponseEvent, ToolPermissionRequestEvent, ToolPermissionResponseEvent, CreateRunOptions, Run, ListRunsResponse, ToolPermissionAuthorizePayload, AskHumanResponsePayload } from "@x/shared/dist/runs.js";
 import { IRunsRepo } from "./repo.js";
 import { IAgentRuntime } from "../agents/runtime.js";
@@ -19,7 +19,7 @@ export async function createRun(opts: z.infer<typeof CreateRunOptions>): Promise
     return run;
 }
 
-export async function createMessage(runId: string, message: string): Promise<string> {
+export async function createMessage(runId: string, message: UserMessageContentType): Promise<string> {
     const queue = container.resolve<IMessageQueue>('messageQueue');
     const id = await queue.enqueue(runId, message);
     const runtime = container.resolve<IAgentRuntime>('agentRuntime');
diff --git a/apps/x/packages/core/src/workspace/workspace.ts b/apps/x/packages/core/src/workspace/workspace.ts
index cd872f39..de1fe212 100644
--- a/apps/x/packages/core/src/workspace/workspace.ts
+++ b/apps/x/packages/core/src/workspace/workspace.ts
@@ -6,6 +6,7 @@ import { z } from 'zod';
 import { RemoveOptions, WriteFileOptions, WriteFileResult } from 'packages/shared/dist/workspace.js';
 import { WorkDir } from '../config/config.js';
 import { rewriteWikiLinksForRenamedKnowledgeFile } from './wiki-link-rewrite.js';
+import { commitAll } from '../knowledge/version_history.js';
 
 // ============================================================================
 // Path Utilities
@@ -218,6 +219,21 @@ export async function readFile(
   };
 }
 
+// Debounced commit for knowledge file edits
+let knowledgeCommitTimer: ReturnType<typeof setTimeout> | null = null;
+
+function scheduleKnowledgeCommit(filename: string): void {
+  if (knowledgeCommitTimer) {
+    clearTimeout(knowledgeCommitTimer);
+  }
+  knowledgeCommitTimer = setTimeout(() => {
+    knowledgeCommitTimer = null;
+    commitAll(`Edit ${filename}`, 'You').catch(err => {
+      console.error('[VersionHistory] Failed to commit after edit:', err);
+    });
+  }, 3 * 60 * 1000);
+}
+
 export async function writeFile(
   relPath: string,
   data: string,
@@ -266,6 +282,11 @@ export async function writeFile(
   const stat = statToSchema(stats, 'file');
   const etag = computeEtag(stats.size, stats.mtimeMs);
 
+  // Schedule a debounced version history commit for knowledge files
+  if (relPath.startsWith('knowledge/') && relPath.endsWith('.md')) {
+    scheduleKnowledgeCommit(path.basename(relPath));
+  }
+
   return {
     path: relPath,
     stat,
diff --git a/apps/x/packages/shared/src/index.ts b/apps/x/packages/shared/src/index.ts
index 4f10fc82..dc08d3ab 100644
--- a/apps/x/packages/shared/src/index.ts
+++ b/apps/x/packages/shared/src/index.ts
@@ -6,5 +6,6 @@ export * as workspace from './workspace.js';
 export * as mcp from './mcp.js';
 export * as agentSchedule from './agent-schedule.js';
 export * as agentScheduleState from './agent-schedule-state.js';
-export * as serviceEvents from './service-events.js';
+export * as serviceEvents from './service-events.js'
+export * as inlineTask from './inline-task.js';
 export { PrefixLogger };
diff --git a/apps/x/packages/shared/src/inline-task.ts b/apps/x/packages/shared/src/inline-task.ts
new file mode 100644
index 00000000..1b3097e9
--- /dev/null
+++ b/apps/x/packages/shared/src/inline-task.ts
@@ -0,0 +1,33 @@
+import { z } from 'zod';
+
+export const InlineTaskScheduleSchema = z.discriminatedUnion('type', [
+    z.object({
+        type: z.literal('cron'),
+        expression: z.string(),
+        startDate: z.string(),
+        endDate: z.string(),
+    }),
+    z.object({
+        type: z.literal('window'),
+        cron: z.string(),
+        startTime: z.string(),
+        endTime: z.string(),
+        startDate: z.string(),
+        endDate: z.string(),
+    }),
+    z.object({
+        type: z.literal('once'),
+        runAt: z.string(),
+    }),
+]);
+
+export type InlineTaskSchedule = z.infer<typeof InlineTaskScheduleSchema>;
+
+export const InlineTaskBlockSchema = z.object({
+    instruction: z.string(),
+    schedule: InlineTaskScheduleSchema.optional(),
+    'schedule-label': z.string().optional(),
+    lastRunAt: z.string().optional(),
+});
+
+export type InlineTaskBlock = z.infer<typeof InlineTaskBlockSchema>;
diff --git a/apps/x/packages/shared/src/ipc.ts b/apps/x/packages/shared/src/ipc.ts
index 8c018438..2dc268f7 100644
--- a/apps/x/packages/shared/src/ipc.ts
+++ b/apps/x/packages/shared/src/ipc.ts
@@ -6,6 +6,7 @@ import { LlmModelConfig } from './models.js';
 import { AgentScheduleConfig, AgentScheduleEntry } from './agent-schedule.js';
 import { AgentScheduleState } from './agent-schedule-state.js';
 import { ServiceEvent } from './service-events.js';
+import { UserMessageContent } from './message.js';
 
 // ============================================================================
 // Runtime Validation Schemas (Single Source of Truth)
@@ -128,7 +129,7 @@ const ipcSchemas = {
   'runs:createMessage': {
     req: z.object({
       runId: z.string(),
-      message: z.string(),
+      message: UserMessageContent,
     }),
     res: z.object({
       messageId: z.string(),
@@ -419,6 +420,30 @@ const ipcSchemas = {
     req: z.object({ path: z.string() }),
     res: z.object({ data: z.string(), mimeType: z.string(), size: z.number() }),
   },
+  // Knowledge version history channels
+  'knowledge:history': {
+    req: z.object({ path: RelPath }),
+    res: z.object({
+      commits: z.array(z.object({
+        oid: z.string(),
+        message: z.string(),
+        timestamp: z.number(),
+        author: z.string(),
+      })),
+    }),
+  },
+  'knowledge:fileAtCommit': {
+    req: z.object({ path: RelPath, oid: z.string() }),
+    res: z.object({ content: z.string() }),
+  },
+  'knowledge:restore': {
+    req: z.object({ path: RelPath, oid: z.string() }),
+    res: z.object({ ok: z.literal(true) }),
+  },
+  'knowledge:didCommit': {
+    req: z.object({}),
+    res: z.null(),
+  },
   // Search channels
   'search:query': {
     req: z.object({
@@ -435,6 +460,19 @@ const ipcSchemas = {
       })),
     }),
   },
+  // Inline task schedule classification
+  'inline-task:classifySchedule': {
+    req: z.object({
+      instruction: z.string(),
+    }),
+    res: z.object({
+      schedule: z.union([
+        z.object({ type: z.literal('cron'), expression: z.string(), startDate: z.string(), endDate: z.string(), label: z.string() }),
+        z.object({ type: z.literal('window'), cron: z.string(), startTime: z.string(), endTime: z.string(), startDate: z.string(), endDate: z.string(), label: z.string() }),
+        z.object({ type: z.literal('once'), runAt: z.string(), label: z.string() }),
+      ]).nullable(),
+    }),
+  },
 } as const;
 
 // ============================================================================
diff --git a/apps/x/packages/shared/src/message.ts b/apps/x/packages/shared/src/message.ts
index 702b103a..be761853 100644
--- a/apps/x/packages/shared/src/message.ts
+++ b/apps/x/packages/shared/src/message.ts
@@ -28,9 +28,30 @@ export const AssistantContentPart = z.union([
     ToolCallPart,
 ]);
 
+// A piece of user-typed text within a content array
+export const UserTextPart = z.object({
+    type: z.literal("text"),
+    text: z.string(),
+});
+
+// An attachment within a content array
+export const UserAttachmentPart = z.object({
+    type: z.literal("attachment"),
+    path: z.string(),                    // absolute file path
+    filename: z.string(),                // display name ("photo.png")
+    mimeType: z.string(),                // MIME type ("image/png", "text/plain")
+    size: z.number().optional(),         // bytes
+});
+
+// Any single part of a user message (text or attachment)
+export const UserContentPart = z.union([UserTextPart, UserAttachmentPart]);
+
+// Named type for user message content — used everywhere instead of repeating the union
+export const UserMessageContent = z.union([z.string(), z.array(UserContentPart)]);
+
 export const UserMessage = z.object({
     role: z.literal("user"),
-    content: z.string(),
+    content: UserMessageContent,
     providerOptions: ProviderOptions.optional(),
 });
 
diff --git a/apps/x/packages/shared/src/models.ts b/apps/x/packages/shared/src/models.ts
index 14e91689..30403f94 100644
--- a/apps/x/packages/shared/src/models.ts
+++ b/apps/x/packages/shared/src/models.ts
@@ -10,4 +10,6 @@ export const LlmProvider = z.object({
 export const LlmModelConfig = z.object({
   provider: LlmProvider,
   model: z.string(),
+  models: z.array(z.string()).optional(),
+  knowledgeGraphModel: z.string().optional(),
 });
diff --git a/apps/x/packages/shared/src/service-events.ts b/apps/x/packages/shared/src/service-events.ts
index d214472c..807bc063 100644
--- a/apps/x/packages/shared/src/service-events.ts
+++ b/apps/x/packages/shared/src/service-events.ts
@@ -7,6 +7,8 @@ export const ServiceName = z.enum([
   'fireflies',
   'granola',
   'voice_memo',
+  'email_labeling',
+  'note_tagging',
 ]);
 
 const ServiceEventBase = z.object({
diff --git a/apps/x/pnpm-lock.yaml b/apps/x/pnpm-lock.yaml
index fa8765d6..d3525c4f 100644
--- a/apps/x/pnpm-lock.yaml
+++ b/apps/x/pnpm-lock.yaml
@@ -359,6 +359,9 @@ importers:
       googleapis:
         specifier: ^169.0.0
         version: 169.0.0
+      isomorphic-git:
+        specifier: ^1.29.0
+        version: 1.37.2
       mammoth:
         specifier: ^1.11.0
         version: 1.11.0
@@ -3501,6 +3504,10 @@ packages:
   abbrev@1.1.1:
     resolution: {integrity: sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==}
 
+  abort-controller@3.0.0:
+    resolution: {integrity: sha512-h8lQ8tacZYnR3vNQTgibj+tODHI5/+l06Au2Pcriv/Gmet0eaj4TwWH41sO9wnHDiQsEj19q0drzdWdeAHtweg==}
+    engines: {node: '>=6.5'}
+
   abs-svg-path@0.1.1:
     resolution: {integrity: sha512-d8XPSGjfyzlXC3Xx891DJRyZfqk5JU0BJrDQcsWomFIV1/BIzPW5HDH5iDdWpqWaav0YVIEzT1RHTwWr0FFshA==}
 
@@ -3627,6 +3634,9 @@ packages:
     resolution: {integrity: sha512-3duEwti880xqi4eAMN8AyR4a0ByT90zoYdLlevfrvU43vb0YZwZVfxOgxWrLXXXpyugL0hNZc9G6BiB5B3nUug==}
     engines: {node: '>=8'}
 
+  async-lock@1.4.1:
+    resolution: {integrity: sha512-Az2ZTpuytrtqENulXwO3GGv1Bztugx6TT37NIo7imr/Qo0gsYiGtSdBa2B6fsXhTpVZDNfu1Qn3pk531e3q+nQ==}
+
   async@1.5.2:
     resolution: {integrity: sha512-nSVgobk4rv61R9PUSDtYt7mPVB2olxNR5RWJcAsH676/ef11bUZwvu7+RGYrYauVdDPcO519v68wRhXQtxsV9w==}
 
@@ -3641,6 +3651,10 @@ packages:
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     engines: {node: '>=0.8'}
 
+  available-typed-arrays@1.0.7:
+    resolution: {integrity: sha512-wvUjBtSGN7+7SjNpq/9M2Tg350UZD3q62IFZLbRAR1bSMlCo1ZaeW+BJ+D090e4hIIZLBcTDWe4Mh4jvUDajzQ==}
+    engines: {node: '>= 0.4'}
+
   awilix@12.0.5:
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     engines: {node: '>=16.3.0'}
@@ -3742,6 +3756,9 @@ packages:
   buffer@5.7.1:
     resolution: {integrity: sha512-EHcyIPBQ4BSGlvjB16k5KgAJ27CIsHY/2JBmCRReo48y9rQ3MaUzWX3KVlBa4U7MyX02HdVj0K7C3WaB3ju7FQ==}
 
+  buffer@6.0.3:
+    resolution: {integrity: sha512-FTiCpNxtwiZZHEZbcbTIcZjERVICn9yq/pDFkTl95/AxzD1naBctN7YO68riM/gLSDY7sdrMby8hofADYuuqOA==}
+
   bytes@3.1.2:
     resolution: {integrity: sha512-/Nf7TyzTx6S3yRJObOAV7956r8cr2+Oj8AC5dt8wSP3BQAoeX58NoHyCU8P8zGkNXStjTSi6fzO6F0pBdcYbEg==}
     engines: {node: '>= 0.8'}
@@ -3762,6 +3779,10 @@ packages:
     resolution: {integrity: sha512-Sp1ablJ0ivDkSzjcaJdxEunN5/XvksFJ2sMBFfq6x0ryhQV/2b/KwFe21cMpmHtPOSij8K99/wSfoEuTObmuMQ==}
     engines: {node: '>= 0.4'}
 
+  call-bind@1.0.8:
+    resolution: {integrity: sha512-oKlSFMcMwpUg2ednkhQ454wfWiU/ul3CkJe/PEHcTKuiX6RpbehUiFMXu13HalGZxfUwCQzZG747YXBn1im9ww==}
+    engines: {node: '>= 0.4'}
+
   call-bound@1.0.4:
     resolution: {integrity: sha512-+ys997U96po4Kx/ABpBCqhA9EuxJaQWDQg7295H4hBphv3IZg0boBKuwYpt4YXp6MZ5AmZQnU/tyMTlRpaSejg==}
     engines: {node: '>= 0.4'}
@@ -3825,6 +3846,9 @@ packages:
   class-variance-authority@0.7.1:
     resolution: {integrity: sha512-Ka+9Trutv7G8M6WT6SeiRWz792K5qEqIGEGzXKhAE6xOWAY6pPH8U+9IY3oCMv6kqTmLsv7Xh/2w2RigkePMsg==}
 
+  clean-git-ref@2.0.1:
+    resolution: {integrity: sha512-bLSptAy2P0s6hU4PzuIMKmMJJSE6gLXGH1cntDu7bWJUksvuM+7ReOK61mozULErYvP6a15rnYl0zFDef+pyPw==}
+
   clean-stack@2.2.0:
     resolution: {integrity: sha512-4diC9HaTE+KRAMWhDhrGOECgWZxoevMc5TlkObMqNSsVU62PYzXZ/SMTjzyGAFF1YusgxGcSWTEXBhp0CPwQ1A==}
     engines: {node: '>=6'}
@@ -4256,6 +4280,9 @@ packages:
   dfa@1.2.0:
     resolution: {integrity: sha512-ED3jP8saaweFTjeGX8HQPjeC1YYyZs98jGNZx6IiBvxW7JG5v492kamAQB3m2wop07CvU/RQmzcKr6bgcC5D/Q==}
 
+  diff3@0.0.3:
+    resolution: {integrity: sha512-iSq8ngPOt0K53A6eVr4d5Kn6GNrM2nQZtC740pzIriHtn4pOQ2lyzEXQMBeVcWERN0ye7fhBsk9PbLLQOnUx/g==}
+
   dingbat-to-unicode@1.0.1:
     resolution: {integrity: sha512-98l0sW87ZT58pU4i61wa2OHwxbiYSbuxsCBozaVnYX2iCnr3bLM3fIes1/ej7h1YdOKuKt/MLs706TVnALA65w==}
 
@@ -4496,6 +4523,10 @@ packages:
     resolution: {integrity: sha512-aIL5Fx7mawVa300al2BnEE4iNvo1qETxLrPI/o05L7z6go7fCw1J6EQmbK4FmJ2AS7kgVF/KEZWufBfdClMcPg==}
     engines: {node: '>= 0.6'}
 
+  event-target-shim@5.0.1:
+    resolution: {integrity: sha512-i/2XbnSz/uxRCU6+NdVJgKWDTM427+MqYbkQzD321DuCQJUqOuJKIA0IM2+W2xtYHdKOmZ4dR6fExsd4SXL+WQ==}
+    engines: {node: '>=6'}
+
   eventemitter3@5.0.1:
     resolution: {integrity: sha512-GWkBvjiSZK87ELrYOSESUYeVIc9mvLLf/nXalMOS5dYrgZq9o5OVkbZAVM06CVxYsCwH9BDZFPlQTlPA1j4ahA==}
 
@@ -4640,6 +4671,10 @@ packages:
   fontkit@2.0.4:
     resolution: {integrity: sha512-syetQadaUEDNdxdugga9CpEYVaQIxOwk7GlwZWWZ19//qW4zE5bknOKeMBDYAASwnpaSHKJITRLMF9m1fp3s6g==}
 
+  for-each@0.3.5:
+    resolution: {integrity: sha512-dKx12eRCVIzqCxFGplyFKJMPvLEWgmNtUrpTiJIR5u97zEhRG8ySrtboPHZXx7daLxQVrl643cTzbab2tkQjxg==}
+    engines: {node: '>= 0.4'}
+
   foreground-child@3.3.1:
     resolution: {integrity: sha512-gIXjKqtFuWEgzFRJA9WCQeSJLZDjgJUOMCMzxtvFq/37KojM1BFGufqsCy0r4qSQmYLsZYMeyRqzIWOMup03sw==}
     engines: {node: '>=14'}
@@ -5104,6 +5139,10 @@ packages:
   is-arrayish@0.3.4:
     resolution: {integrity: sha512-m6UrgzFVUYawGBh1dUsWR5M2Clqic9RVXC/9f8ceNlv2IcO9j9J/z8UoCLPqtsPBFNzEpfR3xftohbfqDx8EQA==}
 
+  is-callable@1.2.7:
+    resolution: {integrity: sha512-1BC0BVFhS/p0qtw6enp8e+8OD0UrK0oFLztSjNzhcKA3WDuJxxAPXzPuPtKkjEY9UUoEWlX/8fgKeu2S8i9JTA==}
+    engines: {node: '>= 0.4'}
+
   is-core-module@2.16.1:
     resolution: {integrity: sha512-UfoeMA6fIJ8wTYFEUjelnaGI67v6+N7qXJEvQuIGa99l4xsCruSYOVSQ0uPANn4dAzm8lkYPaKLrrijLq7x23w==}
     engines: {node: '>= 0.4'}
@@ -5170,6 +5209,10 @@ packages:
     resolution: {integrity: sha512-hFoiJiTl63nn+kstHGBtewWSKnQLpyb155KHheA1l39uvtO9nWIop1p3udqPcUd/xbF1VLMO4n7OI6p7RbngDg==}
     engines: {node: '>=8'}
 
+  is-typed-array@1.1.15:
+    resolution: {integrity: sha512-p3EcsicXjit7SaskXHs1hA91QxgTw46Fv6EFKKGS5DRFLD8yKnohjF3hxoju94b/OcMZoQukzpPpBE9uLVKzgQ==}
+    engines: {node: '>= 0.4'}
+
   is-unicode-supported@0.1.0:
     resolution: {integrity: sha512-knxG2q4UC3u8stRGyAVJCOdxFmv5DZiRcdlIaAQXAbSfJya+OhopNotLQrstBhququ4ZpuKbDc/8S6mgXgPFPw==}
     engines: {node: '>=10'}
@@ -5184,6 +5227,9 @@ packages:
   isarray@1.0.0:
     resolution: {integrity: sha512-VLghIWNM6ELQzo7zwmcg0NmTVyWKYjvIeM83yjp0wRDTmUnrM678fQbcKBo6n2CJEF0szoG//ytg+TKla89ALQ==}
 
+  isarray@2.0.5:
+    resolution: {integrity: sha512-xHjhDr3cNBK0BzdUJSPXZntQUx/mwMS5Rw4A7lPJ90XGAO6ISP/ePDNuo0vhqOZU+UD5JoodwCAAoZQd3FeAKw==}
+
   isbinaryfile@4.0.10:
     resolution: {integrity: sha512-iHrqe5shvBUcFbmZq9zOQHBoeOhZJu6RQGrDpBgenUm/Am+F3JM2MgQj+rK3Z601fzrL5gLZWtAPH2OBaSVcyw==}
     engines: {node: '>= 8.0.0'}
@@ -5191,6 +5237,11 @@ packages:
   isexe@2.0.0:
     resolution: {integrity: sha512-RHxMLp9lnKHGHRng9QFhRCMbYAcVpn69smSGcq3f36xjgVVWThj4qqLbTLlq7Ssj8B+fIQ1EuCEGI2lKsyQeIw==}
 
+  isomorphic-git@1.37.2:
+    resolution: {integrity: sha512-HCQBBKmXIMPdHgYGstSBNp6MNmVcMQBbUqJF8xfywFmlpNseO4KKex59YlXqNxhRxmv3fUZwvNWvMyOdc1VvhA==}
+    engines: {node: '>=14.17'}
+    hasBin: true
+
   jackspeak@3.4.3:
     resolution: {integrity: sha512-OGlZQpz2yfahA/Rd1Y8Cd9SIEsqvXkLVoSw/cgwhnhFMDbsQFeZYoJJ7bIZBS9BcamUW96asq/npPWugM+RQBw==}
 
@@ -5762,6 +5813,9 @@ packages:
   minimist@1.2.8:
     resolution: {integrity: sha512-2yyAR8qBkN3YuheJanUpWC5U3bb5osDywNB8RzDVlDwDHbocAJveqqj1u8+SVD7jkWT4yvsHCpWqqWqAxb0zCA==}
 
+  minimisted@2.0.1:
+    resolution: {integrity: sha512-1oPjfuLQa2caorJUM8HV8lGgWCc0qqAO1MNv/k05G4qslmsndV/5WdNZrqCiyqiz3wohia2Ij2B7w2Dr7/IyrA==}
+
   minipass-collect@1.0.2:
     resolution: {integrity: sha512-6T6lH0H8OG9kITm/Jm6tdooIbogG9e0tLgpY6mphXSm/A9u8Nq1ryBG+Qspiub9LjWlBPsPS3tWQ/Botq4FdxA==}
     engines: {node: '>= 8'}
@@ -6169,6 +6223,10 @@ packages:
     resolution: {integrity: sha512-udgsAY+fTnvv7kI7aaxbqwWNb0AHiB0qBO89PZKPkoTmGOgdbrHDKD+0B2X4uTfJ/FT1R09r9gTsjUjNJotuog==}
     engines: {node: '>=0.10.0'}
 
+  pify@4.0.1:
+    resolution: {integrity: sha512-uB80kBFb/tfd68bVleG9T5GGsGPjJrLAUpR5PZIrhBnIaRTQRjqdJSsIKkOP6OAIFbj7GOrcudc5pNjZ+geV2g==}
+    engines: {node: '>=6'}
+
   pkce-challenge@5.0.1:
     resolution: {integrity: sha512-wQ0b/W4Fr01qtpHlqSqspcj3EhBvimsdh0KlHhH8HRZnMsEa0ea2fTULOXOS9ccQr3om+GcGRk4e+isrZWV8qQ==}
     engines: {node: '>=16.20.0'}
@@ -6186,6 +6244,10 @@ packages:
   points-on-path@0.2.1:
     resolution: {integrity: sha512-25ClnWWuw7JbWZcgqY/gJ4FQWadKxGWk+3kR/7kD0tCaDtPPMj7oHu2ToLaVhfpnHrZzYby2w6tUA0eOIuUg8g==}
 
+  possible-typed-array-names@1.1.0:
+    resolution: {integrity: sha512-/+5VFTchJDoVj3bhoqi6UeymcD00DAwb1nJwamzPvHEszJ4FpF6SNNbUbOS8yI56qHzdV8eK0qEfOSiodkTdxg==}
+    engines: {node: '>= 0.4'}
+
   postcss-value-parser@4.2.0:
     resolution: {integrity: sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==}
 
@@ -6220,6 +6282,10 @@ packages:
   process-nextick-args@2.0.1:
     resolution: {integrity: sha512-3ouUOpQhtgrbOa17J7+uxOTpITYWaGP7/AhoR3+A+/1e9skrzelGi/dXzEYyvbxubEF6Wn2ypscTKiKJFFn1ag==}
 
+  process@0.11.10:
+    resolution: {integrity: sha512-cdGef/drWFoydD1JsMzuFf8100nZl+GT+yacc2bEced5f9Rjk4z+WtFUTBu9PhOi9j/jfmBPu0mMEY4wIdAF8A==}
+    engines: {node: '>= 0.6.0'}
+
   progress@2.0.3:
     resolution: {integrity: sha512-7PiHtLll5LdnKIMw100I+8xJXR5gW2QwWYkT6iJva0bXitZKa/XMrSbdmg3r2Xnaidz9Qumd0VPaMrZlF9V9sA==}
     engines: {node: '>=0.4.0'}
@@ -6434,6 +6500,10 @@ packages:
     resolution: {integrity: sha512-9u/sniCrY3D5WdsERHzHE4G2YCXqoG5FTHUiCC4SIbr6XcLZBY05ya9EKjYek9O5xOAwjGq+1JdGBAS7Q9ScoA==}
     engines: {node: '>= 6'}
 
+  readable-stream@4.7.0:
+    resolution: {integrity: sha512-oIGGmcpTLwPga8Bn6/Z75SVaH1z5dUut2ibSyAMVhmUggWpmDn2dapB0n7f8nwaSiRtepAsfJyfXIO5DCVAODg==}
+    engines: {node: ^12.22.0 || ^14.17.0 || >=16.0.0}
+
   readdirp@4.1.2:
     resolution: {integrity: sha512-GDhwkLfywWL2s6vEjyhri+eXmfH6j1L7JE27WhqLeYzoh/A3DBaYGEj2H/HFZCn/kMfim73FXxEJTw06WtxQwg==}
     engines: {node: '>= 14.18.0'}
@@ -6649,12 +6719,21 @@ packages:
   server-destroy@1.0.1:
     resolution: {integrity: sha512-rb+9B5YBIEzYcD6x2VKidaa+cqYBJQKnU4oe4E3ANwRRN56yk/ua1YCJT1n21NTS8w6CcOclAKNP3PhdCXKYtQ==}
 
+  set-function-length@1.2.2:
+    resolution: {integrity: sha512-pgRc4hJ4/sNjWCSS9AmnS40x3bNMDTknHgL5UaMBTMyJnU90EgWh1Rz+MC9eFu4BuN/UwZjKQuY/1v3rM7HMfg==}
+    engines: {node: '>= 0.4'}
+
   setimmediate@1.0.5:
     resolution: {integrity: sha512-MATJdZp8sLqDl/68LfQmbP8zKPLQNV6BIZoIgrscFDQ+RsvK/BxeDQOgyxKKoh0y/8h3BqVFnCqQ/gd+reiIXA==}
 
   setprototypeof@1.2.0:
     resolution: {integrity: sha512-E5LDX7Wrp85Kil5bhZv46j8jOeboKq5JMmYM3gVGdGH8xFpPWXUMsNrlODCrkoxMEeNi/XZIwuRvY4XNwYMJpw==}
 
+  sha.js@2.4.12:
+    resolution: {integrity: sha512-8LzC5+bvI45BjpfXU8V5fdU2mfeKiQe1D1gIMn7XUlF3OTUrpdJpPPH4EMAnF0DsHHdSZqCdSss5qCmJKuiO3w==}
+    engines: {node: '>= 0.10'}
+    hasBin: true
+
   shebang-command@1.2.0:
     resolution: {integrity: sha512-EV3L1+UQWGor21OmnvojK36mhg+TyIKDh3iFBKBohr5xeXIhNBcx8oWdgkTEEQ+BEFFYdLRuqMfd5L84N1V5Vg==}
     engines: {node: '>=0.10.0'}
@@ -6701,6 +6780,12 @@ packages:
     resolution: {integrity: sha512-bzyZ1e88w9O1iNJbKnOlvYTrWPDl46O1bG0D3XInv+9tkPrxrN8jUUTiFlDkkmKWgn1M6CfIA13SuGqOa9Korw==}
     engines: {node: '>=14'}
 
+  simple-concat@1.0.1:
+    resolution: {integrity: sha512-cSFtAPtRhljv69IK0hTVZQ+OfE9nePi/rtJmw5UjHeVyVroEqJXP1sFztKUy1qU+xvz3u/sfYJLa947b7nAN2Q==}
+
+  simple-get@4.0.1:
+    resolution: {integrity: sha512-brv7p5WgH0jmQJr1ZDDfKDOSeWWg+OVypG99A/5vYGPqJ6pxiaHLy8nxtFjBA7oMa01ebA9gfh1uMCFqOuXxvA==}
+
   simple-swizzle@0.2.4:
     resolution: {integrity: sha512-nAu1WFPQSMNr2Zn9PGSZK9AGn4t/y97lEm+MXTtUDwfP0ksAIX4nO+6ruD9Jwut4C49SB1Ws+fbXsm/yScWOHw==}
 
@@ -6928,6 +7013,10 @@ packages:
     resolution: {integrity: sha512-DbplOfQFkqG5IHcDyyrs/lkvSr3mPUVsFf/RbDppOshs22yTPnSJWEe6FkYd1txAwU/zcnR905ar2fi4kwF29w==}
     engines: {node: '>=0.12'}
 
+  to-buffer@1.2.2:
+    resolution: {integrity: sha512-db0E3UJjcFhpDhAF4tLo03oli3pwl3dbnzXOUIlRKrp+ldk/VUxzpWYZENsw2SZiuBjHAk7DfB0VU7NKdpb6sw==}
+    engines: {node: '>= 0.4'}
+
   to-data-view@1.1.0:
     resolution: {integrity: sha512-1eAdufMg6mwgmlojAx3QeMnzB/BTVp7Tbndi3U7ftcT2zCZadjxkkmLmd97zmaxWi+sgGcgWrokmpEoy0Dn0vQ==}
 
@@ -6998,6 +7087,10 @@ packages:
     resolution: {integrity: sha512-OZs6gsjF4vMp32qrCbiVSkrFmXtG/AZhY3t0iAMrMBiAZyV9oALtXO8hsrHbMXF9x6L3grlFuwW2oAz7cav+Gw==}
     engines: {node: '>= 0.6'}
 
+  typed-array-buffer@1.0.3:
+    resolution: {integrity: sha512-nAYYwfY3qnzX30IkA6AQZjVbtK6duGontcQm1WSG1MD94YLqK0515GNApXkoxKOWMusVssAHWLh9SeaoefYFGw==}
+    engines: {node: '>= 0.4'}
+
   typescript-eslint@8.50.1:
     resolution: {integrity: sha512-ytTHO+SoYSbhAH9CrYnMhiLx8To6PSSvqnvXyPUgPETCvB6eBKmTI9w6XMPS3HsBRGkwTVBX+urA8dYQx6bHfQ==}
     engines: {node: ^18.18.0 || ^20.9.0 || >=21.1.0}
@@ -7272,6 +7365,10 @@ packages:
   whatwg-url@5.0.0:
     resolution: {integrity: sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==}
 
+  which-typed-array@1.1.20:
+    resolution: {integrity: sha512-LYfpUkmqwl0h9A2HL09Mms427Q1RZWuOHsukfVcKRq9q95iQxdw0ix1JQrqbcDR9PH1QDwf5Qo8OZb5lksZ8Xg==}
+    engines: {node: '>= 0.4'}
+
   which@1.3.1:
     resolution: {integrity: sha512-HxJdYWq1MTIQbJ3nw0cqssHoTNU267KlrDuGZ1WYlxDStUtKUhOaJmh112/TZmHxxUfuJqPXSOm7tDyas0OSIQ==}
     hasBin: true
@@ -11316,6 +11413,10 @@ snapshots:
 
   abbrev@1.1.1: {}
 
+  abort-controller@3.0.0:
+    dependencies:
+      event-target-shim: 5.0.1
+
   abs-svg-path@0.1.1: {}
 
   accepts@2.0.0:
@@ -11440,6 +11541,8 @@ snapshots:
 
   arrify@2.0.1: {}
 
+  async-lock@1.4.1: {}
+
   async@1.5.2:
     optional: true
 
@@ -11449,6 +11552,10 @@ snapshots:
 
   author-regex@1.0.0: {}
 
+  available-typed-arrays@1.0.7:
+    dependencies:
+      possible-typed-array-names: 1.1.0
+
   awilix@12.0.5:
     dependencies:
       camel-case: 4.1.2
@@ -11568,6 +11675,11 @@ snapshots:
       base64-js: 1.5.1
       ieee754: 1.2.1
 
+  buffer@6.0.3:
+    dependencies:
+      base64-js: 1.5.1
+      ieee754: 1.2.1
+
   bytes@3.1.2: {}
 
   cacache@16.1.3:
@@ -11610,6 +11722,13 @@ snapshots:
       es-errors: 1.3.0
       function-bind: 1.1.2
 
+  call-bind@1.0.8:
+    dependencies:
+      call-bind-apply-helpers: 1.0.2
+      es-define-property: 1.0.1
+      get-intrinsic: 1.3.0
+      set-function-length: 1.2.2
+
   call-bound@1.0.4:
     dependencies:
       call-bind-apply-helpers: 1.0.2
@@ -11672,6 +11791,8 @@ snapshots:
     dependencies:
       clsx: 2.1.1
 
+  clean-git-ref@2.0.1: {}
+
   clean-stack@2.2.0: {}
 
   cli-cursor@3.1.0:
@@ -12061,7 +12182,6 @@ snapshots:
       es-define-property: 1.0.1
       es-errors: 1.3.0
       gopd: 1.2.0
-    optional: true
 
   define-properties@1.2.1:
     dependencies:
@@ -12095,6 +12215,8 @@ snapshots:
 
   dfa@1.2.0: {}
 
+  diff3@0.0.3: {}
+
   dingbat-to-unicode@1.0.1: {}
 
   dir-compare@4.2.0:
@@ -12451,6 +12573,8 @@ snapshots:
 
   etag@1.8.1: {}
 
+  event-target-shim@5.0.1: {}
+
   eventemitter3@5.0.1: {}
 
   events@3.3.0: {}
@@ -12638,6 +12762,10 @@ snapshots:
       unicode-properties: 1.4.1
       unicode-trie: 2.0.0
 
+  for-each@0.3.5:
+    dependencies:
+      is-callable: 1.2.7
+
   foreground-child@3.3.1:
     dependencies:
       cross-spawn: 7.0.6
@@ -12983,7 +13111,6 @@ snapshots:
   has-property-descriptors@1.0.2:
     dependencies:
       es-define-property: 1.0.1
-    optional: true
 
   has-symbols@1.1.0: {}
 
@@ -13251,6 +13378,8 @@ snapshots:
 
   is-arrayish@0.3.4: {}
 
+  is-callable@1.2.7: {}
+
   is-core-module@2.16.1:
     dependencies:
       hasown: 2.0.2
@@ -13300,6 +13429,10 @@ snapshots:
 
   is-stream@2.0.1: {}
 
+  is-typed-array@1.1.15:
+    dependencies:
+      which-typed-array: 1.1.20
+
   is-unicode-supported@0.1.0: {}
 
   is-url@1.2.4: {}
@@ -13310,10 +13443,26 @@ snapshots:
 
   isarray@1.0.0: {}
 
+  isarray@2.0.5: {}
+
   isbinaryfile@4.0.10: {}
 
   isexe@2.0.0: {}
 
+  isomorphic-git@1.37.2:
+    dependencies:
+      async-lock: 1.4.1
+      clean-git-ref: 2.0.1
+      crc-32: 1.2.2
+      diff3: 0.0.3
+      ignore: 5.3.2
+      minimisted: 2.0.1
+      pako: 1.0.11
+      pify: 4.0.1
+      readable-stream: 4.7.0
+      sha.js: 2.4.12
+      simple-get: 4.0.1
+
   jackspeak@3.4.3:
     dependencies:
       '@isaacs/cliui': 8.0.2
@@ -14139,6 +14288,10 @@ snapshots:
 
   minimist@1.2.8: {}
 
+  minimisted@2.0.1:
+    dependencies:
+      minimist: 1.2.8
+
   minipass-collect@1.0.2:
     dependencies:
       minipass: 3.3.6
@@ -14506,6 +14659,8 @@ snapshots:
 
   pify@2.3.0: {}
 
+  pify@4.0.1: {}
+
   pkce-challenge@5.0.1: {}
 
   pkg-types@1.3.1:
@@ -14527,6 +14682,8 @@ snapshots:
       path-data-parser: 0.1.0
       points-on-curve: 0.2.0
 
+  possible-typed-array-names@1.1.0: {}
+
   postcss-value-parser@4.2.0: {}
 
   postcss@8.5.6:
@@ -14565,6 +14722,8 @@ snapshots:
 
   process-nextick-args@2.0.1: {}
 
+  process@0.11.10: {}
+
   progress@2.0.3: {}
 
   promise-inflight@1.0.1: {}
@@ -14887,6 +15046,14 @@ snapshots:
       string_decoder: 1.3.0
       util-deprecate: 1.0.2
 
+  readable-stream@4.7.0:
+    dependencies:
+      abort-controller: 3.0.0
+      buffer: 6.0.3
+      events: 3.3.0
+      process: 0.11.10
+      string_decoder: 1.3.0
+
   readdirp@4.1.2: {}
 
   rechoir@0.8.0:
@@ -15175,10 +15342,25 @@ snapshots:
 
   server-destroy@1.0.1: {}
 
+  set-function-length@1.2.2:
+    dependencies:
+      define-data-property: 1.1.4
+      es-errors: 1.3.0
+      function-bind: 1.1.2
+      get-intrinsic: 1.3.0
+      gopd: 1.2.0
+      has-property-descriptors: 1.0.2
+
   setimmediate@1.0.5: {}
 
   setprototypeof@1.2.0: {}
 
+  sha.js@2.4.12:
+    dependencies:
+      inherits: 2.0.4
+      safe-buffer: 5.2.1
+      to-buffer: 1.2.2
+
   shebang-command@1.2.0:
     dependencies:
       shebang-regex: 1.0.0
@@ -15236,6 +15418,14 @@ snapshots:
 
   signal-exit@4.1.0: {}
 
+  simple-concat@1.0.1: {}
+
+  simple-get@4.0.1:
+    dependencies:
+      decompress-response: 6.0.0
+      once: 1.4.0
+      simple-concat: 1.0.1
+
   simple-swizzle@0.2.4:
     dependencies:
       is-arrayish: 0.3.4
@@ -15493,6 +15683,12 @@ snapshots:
       unorm: 1.6.0
     optional: true
 
+  to-buffer@1.2.2:
+    dependencies:
+      isarray: 2.0.5
+      safe-buffer: 5.2.1
+      typed-array-buffer: 1.0.3
+
   to-data-view@1.1.0:
     optional: true
 
@@ -15550,6 +15746,12 @@ snapshots:
       media-typer: 1.1.0
       mime-types: 3.0.2
 
+  typed-array-buffer@1.0.3:
+    dependencies:
+      call-bound: 1.0.4
+      es-errors: 1.3.0
+      is-typed-array: 1.1.15
+
   typescript-eslint@8.50.1(eslint@9.39.2(jiti@2.6.1))(typescript@5.9.3):
     dependencies:
       '@typescript-eslint/eslint-plugin': 8.50.1(@typescript-eslint/parser@8.50.1(eslint@9.39.2(jiti@2.6.1))(typescript@5.9.3))(eslint@9.39.2(jiti@2.6.1))(typescript@5.9.3)
@@ -15827,6 +16029,16 @@ snapshots:
       tr46: 0.0.3
       webidl-conversions: 3.0.1
 
+  which-typed-array@1.1.20:
+    dependencies:
+      available-typed-arrays: 1.0.7
+      call-bind: 1.0.8
+      call-bound: 1.0.4
+      for-each: 0.3.5
+      get-proto: 1.0.1
+      gopd: 1.2.0
+      has-tostringtag: 1.0.2
+
   which@1.3.1:
     dependencies:
       isexe: 2.0.0