diff --git a/packages/cli/src/config/settingsSchema.ts b/packages/cli/src/config/settingsSchema.ts
index d95f4dbb..49dd8810 100644
--- a/packages/cli/src/config/settingsSchema.ts
+++ b/packages/cli/src/config/settingsSchema.ts
@@ -193,6 +193,16 @@ const SETTINGS_SCHEMA = {
           { value: 'zh', label: '中文 (Chinese)' },
         ],
       },
+      terminalBell: {
+        type: 'boolean',
+        label: 'Terminal Bell',
+        category: 'General',
+        requiresRestart: false,
+        default: true,
+        description:
+          'Play terminal bell sound when response completes or needs approval.',
+        showInDialog: true,
+      },
     },
   },
   output: {
diff --git a/packages/cli/src/ui/AppContainer.tsx b/packages/cli/src/ui/AppContainer.tsx
index edda3d4d..0d6757b3 100644
--- a/packages/cli/src/ui/AppContainer.tsx
+++ b/packages/cli/src/ui/AppContainer.tsx
@@ -945,6 +945,7 @@ export const AppContainer = (props: AppContainerProps) => {
     isFocused,
     streamingState,
     elapsedTime,
+    settings,
   });
 
   // Dialog close functionality
diff --git a/packages/cli/src/ui/hooks/useAttentionNotifications.test.ts b/packages/cli/src/ui/hooks/useAttentionNotifications.test.ts
index 1475aa52..e8beb86f 100644
--- a/packages/cli/src/ui/hooks/useAttentionNotifications.test.ts
+++ b/packages/cli/src/ui/hooks/useAttentionNotifications.test.ts
@@ -15,6 +15,23 @@ import {
   LONG_TASK_NOTIFICATION_THRESHOLD_SECONDS,
   useAttentionNotifications,
 } from './useAttentionNotifications.js';
+import type { LoadedSettings } from '../../config/settings.js';
+
+const mockSettings: LoadedSettings = {
+  merged: {
+    general: {
+      terminalBell: true,
+    },
+  },
+} as LoadedSettings;
+
+const mockSettingsDisabled: LoadedSettings = {
+  merged: {
+    general: {
+      terminalBell: false,
+    },
+  },
+} as LoadedSettings;
 
 vi.mock('../../utils/attentionNotification.js', () => ({
   notifyTerminalAttention: vi.fn(),
@@ -40,6 +57,7 @@ describe('useAttentionNotifications', () => {
           isFocused: true,
           streamingState: StreamingState.Idle,
           elapsedTime: 0,
+          settings: mockSettings,
           ...props,
         },
       },
@@ -53,11 +71,13 @@ describe('useAttentionNotifications', () => {
         isFocused: false,
         streamingState: StreamingState.WaitingForConfirmation,
         elapsedTime: 0,
+        settings: mockSettings,
       },
     });
 
     expect(mockedNotify).toHaveBeenCalledWith(
       AttentionNotificationReason.ToolApproval,
+      { enabled: true },
     );
   });
 
@@ -72,6 +92,7 @@ describe('useAttentionNotifications', () => {
         isFocused: false,
         streamingState: StreamingState.WaitingForConfirmation,
         elapsedTime: 0,
+        settings: mockSettings,
       },
     });
 
@@ -86,6 +107,7 @@ describe('useAttentionNotifications', () => {
         isFocused: false,
         streamingState: StreamingState.Responding,
         elapsedTime: LONG_TASK_NOTIFICATION_THRESHOLD_SECONDS + 5,
+        settings: mockSettings,
       },
     });
 
@@ -94,11 +116,13 @@ describe('useAttentionNotifications', () => {
         isFocused: false,
         streamingState: StreamingState.Idle,
         elapsedTime: 0,
+        settings: mockSettings,
       },
     });
 
     expect(mockedNotify).toHaveBeenCalledWith(
       AttentionNotificationReason.LongTaskComplete,
+      { enabled: true },
     );
   });
 
@@ -110,6 +134,7 @@ describe('useAttentionNotifications', () => {
         isFocused: true,
         streamingState: StreamingState.Responding,
         elapsedTime: LONG_TASK_NOTIFICATION_THRESHOLD_SECONDS + 2,
+        settings: mockSettings,
       },
     });
 
@@ -118,6 +143,7 @@ describe('useAttentionNotifications', () => {
         isFocused: true,
         streamingState: StreamingState.Idle,
         elapsedTime: 0,
+        settings: mockSettings,
       },
     });
 
@@ -135,6 +161,7 @@ describe('useAttentionNotifications', () => {
         isFocused: false,
         streamingState: StreamingState.Responding,
         elapsedTime: 5,
+        settings: mockSettings,
       },
     });
 
@@ -143,9 +170,30 @@ describe('useAttentionNotifications', () => {
         isFocused: false,
         streamingState: StreamingState.Idle,
         elapsedTime: 0,
+        settings: mockSettings,
       },
     });
 
     expect(mockedNotify).not.toHaveBeenCalled();
   });
+
+  it('does not notify when terminalBell setting is disabled', () => {
+    const { rerender } = render({
+      settings: mockSettingsDisabled,
+    });
+
+    rerender({
+      hookProps: {
+        isFocused: false,
+        streamingState: StreamingState.WaitingForConfirmation,
+        elapsedTime: 0,
+        settings: mockSettingsDisabled,
+      },
+    });
+
+    expect(mockedNotify).toHaveBeenCalledWith(
+      AttentionNotificationReason.ToolApproval,
+      { enabled: false },
+    );
+  });
 });
diff --git a/packages/cli/src/ui/hooks/useAttentionNotifications.ts b/packages/cli/src/ui/hooks/useAttentionNotifications.ts
index e632c827..7c5cd043 100644
--- a/packages/cli/src/ui/hooks/useAttentionNotifications.ts
+++ b/packages/cli/src/ui/hooks/useAttentionNotifications.ts
@@ -10,6 +10,7 @@ import {
   notifyTerminalAttention,
   AttentionNotificationReason,
 } from '../../utils/attentionNotification.js';
+import type { LoadedSettings } from '../../config/settings.js';
 
 export const LONG_TASK_NOTIFICATION_THRESHOLD_SECONDS = 20;
 
@@ -17,13 +18,16 @@ interface UseAttentionNotificationsOptions {
   isFocused: boolean;
   streamingState: StreamingState;
   elapsedTime: number;
+  settings: LoadedSettings;
 }
 
 export const useAttentionNotifications = ({
   isFocused,
   streamingState,
   elapsedTime,
+  settings,
 }: UseAttentionNotificationsOptions) => {
+  const terminalBellEnabled = settings?.merged?.general?.terminalBell ?? true;
   const awaitingNotificationSentRef = useRef(false);
   const respondingElapsedRef = useRef(0);
 
@@ -33,14 +37,16 @@ export const useAttentionNotifications = ({
       !isFocused &&
       !awaitingNotificationSentRef.current
     ) {
-      notifyTerminalAttention(AttentionNotificationReason.ToolApproval);
+      notifyTerminalAttention(AttentionNotificationReason.ToolApproval, {
+        enabled: terminalBellEnabled,
+      });
       awaitingNotificationSentRef.current = true;
     }
 
     if (streamingState !== StreamingState.WaitingForConfirmation || isFocused) {
       awaitingNotificationSentRef.current = false;
     }
-  }, [isFocused, streamingState]);
+  }, [isFocused, streamingState, terminalBellEnabled]);
 
   useEffect(() => {
     if (streamingState === StreamingState.Responding) {
@@ -53,11 +59,13 @@ export const useAttentionNotifications = ({
         respondingElapsedRef.current >=
         LONG_TASK_NOTIFICATION_THRESHOLD_SECONDS;
       if (wasLongTask && !isFocused) {
-        notifyTerminalAttention(AttentionNotificationReason.LongTaskComplete);
+        notifyTerminalAttention(AttentionNotificationReason.LongTaskComplete, {
+          enabled: terminalBellEnabled,
+        });
       }
       // Reset tracking for next task
       respondingElapsedRef.current = 0;
       return;
     }
-  }, [streamingState, elapsedTime, isFocused]);
+  }, [streamingState, elapsedTime, isFocused, terminalBellEnabled]);
 };
diff --git a/packages/cli/src/utils/attentionNotification.ts b/packages/cli/src/utils/attentionNotification.ts
index 26dc2a25..e166444f 100644
--- a/packages/cli/src/utils/attentionNotification.ts
+++ b/packages/cli/src/utils/attentionNotification.ts
@@ -13,6 +13,7 @@ export enum AttentionNotificationReason {
 
 export interface TerminalNotificationOptions {
   stream?: Pick<NodeJS.WriteStream, 'write' | 'isTTY'>;
+  enabled?: boolean;
 }
 
 const TERMINAL_BELL = '\u0007';
@@ -28,6 +29,11 @@ export function notifyTerminalAttention(
   _reason: AttentionNotificationReason,
   options: TerminalNotificationOptions = {},
 ): boolean {
+  // Check if terminal bell is enabled (default true for backwards compatibility)
+  if (options.enabled === false) {
+    return false;
+  }
+
   const stream = options.stream ?? process.stdout;
   if (!stream?.write || stream.isTTY === false) {
     return false;