diff --git a/packages/cli/src/utils/handleAutoUpdate.test.ts b/packages/cli/src/utils/handleAutoUpdate.test.ts
index 0d17afc520..b5c877532a 100644
--- a/packages/cli/src/utils/handleAutoUpdate.test.ts
+++ b/packages/cli/src/utils/handleAutoUpdate.test.ts
@@ -123,6 +123,24 @@ describe('handleAutoUpdate', () => {
     expect(mockSpawn).not.toHaveBeenCalled();
   });
 
+  it.each([
+    PackageManager.NPX,
+    PackageManager.PNPX,
+    PackageManager.BUNX,
+  ])('should suppress update notifications when running via %s', (packageManager) => {
+    mockGetInstallationInfo.mockReturnValue({
+      updateCommand: undefined,
+      updateMessage: `Running via ${packageManager}, update not applicable.`,
+      isGlobal: false,
+      packageManager,
+    });
+
+    handleAutoUpdate(mockUpdateInfo, mockSettings, '/root', mockSpawn);
+
+    expect(mockUpdateEventEmitter.emit).not.toHaveBeenCalled();
+    expect(mockSpawn).not.toHaveBeenCalled();
+  });
+
   it('should emit "update-received" but not update if no update command is found', () => {
     mockGetInstallationInfo.mockReturnValue({
       updateCommand: undefined,
diff --git a/packages/cli/src/utils/handleAutoUpdate.ts b/packages/cli/src/utils/handleAutoUpdate.ts
index a0691a0c6e..12b686b953 100644
--- a/packages/cli/src/utils/handleAutoUpdate.ts
+++ b/packages/cli/src/utils/handleAutoUpdate.ts
@@ -6,7 +6,7 @@
 
 import type { UpdateObject } from '../ui/utils/updateCheck.js';
 import type { LoadedSettings } from '../config/settings.js';
-import { getInstallationInfo } from './installationInfo.js';
+import { getInstallationInfo, PackageManager } from './installationInfo.js';
 import { updateEventEmitter } from './updateEventEmitter.js';
 import type { HistoryItem } from '../ui/types.js';
 import { MessageType } from '../ui/types.js';
@@ -32,6 +32,16 @@ export function handleAutoUpdate(
     settings.merged.general?.disableAutoUpdate ?? false,
   );
 
+  if (
+    [
+      PackageManager.NPX,
+      PackageManager.PNPX,
+      PackageManager.BUNX
+    ].includes(installationInfo.packageManager)
+  ) {
+    return;
+  }
+
   let combinedMessage = info.message;
   if (installationInfo.updateMessage) {
     combinedMessage += `\n${installationInfo.updateMessage}`;