diff --git a/apps/x/apps/main/src/ipc.ts b/apps/x/apps/main/src/ipc.ts
index e05b57b3..ad173678 100644
--- a/apps/x/apps/main/src/ipc.ts
+++ b/apps/x/apps/main/src/ipc.ts
@@ -40,7 +40,7 @@ import { triggerRun as triggerAgentScheduleRun } from '@x/core/dist/agent-schedu
 import { search } from '@x/core/dist/search/search.js';
 import { versionHistory, voice } from '@x/core';
 import { classifySchedule, processRowboatInstruction } from '@x/core/dist/knowledge/inline_tasks.js';
-import { getBillingInfo } from '@x/core/dist/billing/billing.js';
+import { getBillingInfo, getBillingPortalUrl } from '@x/core/dist/billing/billing.js';
 import { summarizeMeeting } from '@x/core/dist/knowledge/summarize_meeting.js';
 import { getAccessToken } from '@x/core/dist/auth/tokens.js';
 import { getRowboatConfig } from '@x/core/dist/config/rowboat.js';
@@ -759,5 +759,9 @@ export function setupIpcHandlers() {
     'billing:getInfo': async () => {
       return await getBillingInfo();
     },
+    'billing:getPortalUrl': async () => {
+      const url = await getBillingPortalUrl();
+      return { url };
+    },
   });
 }
diff --git a/apps/x/apps/renderer/src/components/settings/account-settings.tsx b/apps/x/apps/renderer/src/components/settings/account-settings.tsx
index 1860305d..32d732ba 100644
--- a/apps/x/apps/renderer/src/components/settings/account-settings.tsx
+++ b/apps/x/apps/renderer/src/components/settings/account-settings.tsx
@@ -179,8 +179,8 @@ export function AccountSettings({ dialogOpen }: AccountSettingsProps) {
                   <p className="text-xs text-muted-foreground">Subscribe to access AI features</p>
                 )}
               </div>
-              <Button variant="outline" size="sm" onClick={() => appUrl && window.open(`${appUrl}?intent=upgrade`)}>
-                {!billing.subscriptionPlan ? 'Subscribe' : 'Change plan'}
+              <Button variant="outline" size="sm" onClick={() => appUrl && window.open(appUrl)}>
+                View plan
               </Button>
             </div>
           </div>
@@ -204,7 +204,14 @@ export function AccountSettings({ dialogOpen }: AccountSettingsProps) {
           variant="outline"
           size="sm"
           disabled={!billing?.subscriptionPlan}
-          onClick={() => appUrl && window.open(appUrl)}
+          onClick={async () => {
+            try {
+              const { url } = await window.ipc.invoke('billing:getPortalUrl', null);
+              window.open(url);
+            } catch {
+              toast.error('Failed to open billing portal');
+            }
+          }}
           className="gap-1.5"
         >
           <ExternalLink className="size-3" />
diff --git a/apps/x/packages/core/src/billing/billing.ts b/apps/x/packages/core/src/billing/billing.ts
index 2365364d..3e05feec 100644
--- a/apps/x/packages/core/src/billing/billing.ts
+++ b/apps/x/packages/core/src/billing/billing.ts
@@ -11,6 +11,19 @@ export interface BillingInfo {
   availableCredits: number;
 }
 
+export async function getBillingPortalUrl(): Promise<string> {
+  const accessToken = await getAccessToken();
+  const response = await fetch(`${API_URL}/v1/billing/portal-session`, {
+    method: 'POST',
+    headers: { Authorization: `Bearer ${accessToken}` },
+  });
+  if (!response.ok) {
+    throw new Error(`Portal session failed: ${response.status}`);
+  }
+  const body = await response.json() as { url: string };
+  return body.url;
+}
+
 export async function getBillingInfo(): Promise<BillingInfo> {
   const accessToken = await getAccessToken();
   const response = await fetch(`${API_URL}/v1/me`, {
diff --git a/apps/x/packages/shared/src/ipc.ts b/apps/x/packages/shared/src/ipc.ts
index a8709aa2..5601f349 100644
--- a/apps/x/packages/shared/src/ipc.ts
+++ b/apps/x/packages/shared/src/ipc.ts
@@ -572,6 +572,12 @@ const ipcSchemas = {
       availableCredits: z.number(),
     }),
   },
+  'billing:getPortalUrl': {
+    req: z.null(),
+    res: z.object({
+      url: z.string(),
+    }),
+  },
 } as const;
 
 // ============================================================================