diff --git a/apps/x/apps/main/src/composio-handler.ts b/apps/x/apps/main/src/composio-handler.ts
index 3289c9c3..59532373 100644
--- a/apps/x/apps/main/src/composio-handler.ts
+++ b/apps/x/apps/main/src/composio-handler.ts
@@ -4,7 +4,7 @@ import * as composioClient from '@x/core/dist/composio/client.js';
 import { composioAccountsRepo } from '@x/core/dist/composio/repo.js';
 import { invalidateCopilotInstructionsCache } from '@x/core/dist/application/assistant/instructions.js';
 import { CURATED_TOOLKIT_SLUGS } from '@x/shared/dist/composio.js';
-import type { LocalConnectedAccount } from '@x/core/dist/composio/types.js';
+import type { LocalConnectedAccount, Toolkit } from '@x/core/dist/composio/types.js';
 import { triggerSync as triggerGmailSync } from '@x/core/dist/knowledge/sync_gmail.js';
 import { triggerSync as triggerCalendarSync } from '@x/core/dist/knowledge/sync_calendar.js';
 
@@ -312,8 +312,7 @@ export async function useComposioForGoogleCalendar(): Promise<{ enabled: boolean
  */
 export async function listToolkits() {
     // Paginate through all API pages to collect every curated toolkit
-    type ToolkitItem = Awaited<ReturnType<typeof composioClient.listToolkits>>['items'][number];
-    const allItems: ToolkitItem[] = [];
+    const allItems: Toolkit[] = [];
     let cursor: string | null = null;
     const maxPages = 10; // safety limit
     for (let page = 0; page < maxPages; page++) {
diff --git a/apps/x/packages/core/src/composio/client.ts b/apps/x/packages/core/src/composio/client.ts
index 722cb4a4..2844fc28 100644
--- a/apps/x/packages/core/src/composio/client.ts
+++ b/apps/x/packages/core/src/composio/client.ts
@@ -15,7 +15,6 @@ import {
     ZExecuteActionResponse,
     ZListResponse,
     ZSearchResultTool,
-    ZTool,
     ZToolkit,
     type NormalizedToolResult,
 } from "./types.js";
@@ -284,21 +283,6 @@ export async function deleteConnectedAccount(connectedAccountId: string): Promis
     });
 }
 
-/**
- * Infer toolkit slug from a tool slug when the API omits the toolkit object.
- * Convention: TOOLKIT_ACTION (e.g., GITHUB_CREATE_ISSUE → github).
- *
- * This fallback exists because the Composio /tools search endpoint occasionally
- * returns results without the `toolkit` field — observed with certain search
- * queries and when the tool is from a less-common integration. The inference is
- * a best-effort heuristic: lowercase the first segment before the first underscore.
- */
-function inferToolkitSlug(toolSlug: string): string {
-    const lower = toolSlug.toLowerCase();
-    const parts = lower.split('_');
-    return parts[0] ?? lower;
-}
-
 /**
  * Search for tools across all toolkits (or optionally filtered by specific toolkit slugs).
  * Returns tools with full input_parameters so the agent knows what params to pass.
@@ -311,7 +295,7 @@ export async function searchTools(
     toolkitSlugs?: string[],
 ): Promise<{ items: NormalizedToolResult[] }> {
     const params: Record<string, string> = {
-        search: searchQuery,
+        query: searchQuery,
         limit: '50',
     };
     if (toolkitSlugs && toolkitSlugs.length === 1) {
@@ -324,9 +308,7 @@ export async function searchTools(
         slug: item.slug,
         name: item.name,
         description: item.description,
-        toolkitSlug: item.toolkit?.slug
-            || inferToolkitSlug(item.slug)
-            || (toolkitSlugs?.length === 1 ? toolkitSlugs[0] : ''),
+        toolkitSlug: item.toolkit.slug,
         inputParameters: {
             type: 'object' as const,
             properties: item.input_parameters?.properties ?? {},
diff --git a/apps/x/packages/core/src/composio/types.ts b/apps/x/packages/core/src/composio/types.ts
index 5585d63f..b9ff4915 100644
--- a/apps/x/packages/core/src/composio/types.ts
+++ b/apps/x/packages/core/src/composio/types.ts
@@ -1,4 +1,8 @@
 import { z } from "zod";
+import { ZToolkitMeta as ZSharedToolkitMeta, ZToolkitItem } from "@x/shared/dist/composio.js";
+
+// Re-export the shared toolkit schemas so existing imports continue to work
+export const ZToolkitMeta = ZSharedToolkitMeta;
 
 /**
  * Composio authentication schemes
@@ -29,28 +33,9 @@ export const ZConnectedAccountStatus = z.enum([
 ]);
 
 /**
- * Toolkit metadata
+ * Toolkit schema — same shape as ZToolkitItem from shared, re-exported for convenience.
  */
-export const ZToolkitMeta = z.object({
-    description: z.string(),
-    logo: z.string(),
-    tools_count: z.number(),
-    triggers_count: z.number(),
-});
-
-/**
- * Toolkit schema
- */
-export const ZToolkit = z.object({
-    slug: z.string(),
-    name: z.string(),
-    meta: ZToolkitMeta,
-    no_auth: z.boolean().optional(),
-    // Use z.string() instead of ZAuthScheme to be resilient against
-    // new auth types added by the Composio API over time.
-    auth_schemes: z.array(z.string()).optional(),
-    composio_managed_auth_schemes: z.array(z.string()).optional(),
-});
+export const ZToolkit = ZToolkitItem;
 
 /**
  * Tool schema
@@ -246,7 +231,7 @@ export const ZSearchResultTool = z.object({
         slug: z.string(),
         name: z.string(),
         logo: z.string(),
-    }).optional(),
+    }),
     input_parameters: z.object({
         type: z.literal('object').optional().default('object'),
         properties: z.record(z.string(), z.unknown()).optional().default({}),
diff --git a/apps/x/packages/shared/src/composio.ts b/apps/x/packages/shared/src/composio.ts
index c904c9a3..8a15e8d2 100644
--- a/apps/x/packages/shared/src/composio.ts
+++ b/apps/x/packages/shared/src/composio.ts
@@ -1,3 +1,31 @@
+import { z } from 'zod';
+
+/**
+ * Zod schemas for Composio IPC responses.
+ * Defined here in shared so both ipc.ts and core/composio/types.ts can reference them.
+ */
+export const ZToolkitMeta = z.object({
+    description: z.string(),
+    logo: z.string(),
+    tools_count: z.number(),
+    triggers_count: z.number(),
+});
+
+export const ZToolkitItem = z.object({
+    slug: z.string(),
+    name: z.string(),
+    meta: ZToolkitMeta,
+    no_auth: z.boolean().optional(),
+    auth_schemes: z.array(z.string()).optional(),
+    composio_managed_auth_schemes: z.array(z.string()).optional(),
+});
+
+export const ZListToolkitsResponse = z.object({
+    items: z.array(ZToolkitItem),
+    nextCursor: z.string().nullable(),
+    totalItems: z.number(),
+});
+
 /**
  * Curated Composio toolkits available to Rowboat users.
  * Single source of truth for slugs, display names, and categories.
diff --git a/apps/x/packages/shared/src/ipc.ts b/apps/x/packages/shared/src/ipc.ts
index fae87f7f..7e32a4fc 100644
--- a/apps/x/packages/shared/src/ipc.ts
+++ b/apps/x/packages/shared/src/ipc.ts
@@ -8,6 +8,7 @@ import { AgentScheduleState } from './agent-schedule-state.js';
 import { ServiceEvent } from './service-events.js';
 import { UserMessageContent } from './message.js';
 import { RowboatApiConfig } from './rowboat-account.js';
+import { ZListToolkitsResponse } from './composio.js';
 
 // ============================================================================
 // Runtime Validation Schemas (Single Source of Truth)
@@ -398,26 +399,9 @@ const ipcSchemas = {
     res: z.null(),
   },
   // Composio Tools Library channels
-  // Response schema mirrors core/composio/types.ts ZToolkit (kept inline to avoid cross-package import)
   'composio:list-toolkits': {
     req: z.object({}),
-    res: z.object({
-      items: z.array(z.object({
-        slug: z.string(),
-        name: z.string(),
-        meta: z.object({
-          description: z.string(),
-          logo: z.string(),
-          tools_count: z.number(),
-          triggers_count: z.number(),
-        }),
-        no_auth: z.boolean().optional(),
-        auth_schemes: z.array(z.string()).optional(),
-        composio_managed_auth_schemes: z.array(z.string()).optional(),
-      })),
-      nextCursor: z.string().nullable(),
-      totalItems: z.number(),
-    }),
+    res: ZListToolkitsResponse,
   },
   // Agent schedule channels
   'agent-schedule:getConfig': {