diff --git a/packages/web-shell/client/components/ChatPane.test.tsx b/packages/web-shell/client/components/ChatPane.test.tsx
index 5a3e495e54..32923397e2 100644
--- a/packages/web-shell/client/components/ChatPane.test.tsx
+++ b/packages/web-shell/client/components/ChatPane.test.tsx
@@ -56,6 +56,7 @@ vi.mock('./StreamingStatus', () => ({
     <div
       data-testid="pane-streaming"
       data-started-at={props.startedAt === undefined ? 'none' : String(props.startedAt)}
+      data-show-phrase={String(props.showPhrase)}
     />
   ),
 }));
@@ -163,6 +164,13 @@ describe('ChatPane', () => {
     expect(container!.textContent).toContain('Refactor core');
   });
 
+  it('suppresses the rotating loading phrase in its compact status', () => {
+    render();
+    expect(testid('pane-streaming')?.getAttribute('data-show-phrase')).toBe(
+      'false',
+    );
+  });
+
   it('sends a prompt to its own session on submit', () => {
     render();
     act(() =>
diff --git a/packages/web-shell/client/components/ChatPane.tsx b/packages/web-shell/client/components/ChatPane.tsx
index 4ae6c265a8..f7f7e1c139 100644
--- a/packages/web-shell/client/components/ChatPane.tsx
+++ b/packages/web-shell/client/components/ChatPane.tsx
@@ -206,7 +206,9 @@ export function ChatPane({ title, isCurrent, onClose, onError }: ChatPaneProps)
             />
           </div>
         )}
-        <StreamingStatus startedAt={activeTurnStartedAt} />
+        {/* Panes keep the composer status compact: spinner + elapsed time +
+            token count + cancel hint, but no rotating "witty" loading phrase. */}
+        <StreamingStatus startedAt={activeTurnStartedAt} showPhrase={false} />
         <ChatEditor
           onSubmit={handleSubmit}
           onCancel={handleCancel}
diff --git a/packages/web-shell/client/components/StreamingStatus.test.tsx b/packages/web-shell/client/components/StreamingStatus.test.tsx
index 989547fb97..69082a9567 100644
--- a/packages/web-shell/client/components/StreamingStatus.test.tsx
+++ b/packages/web-shell/client/components/StreamingStatus.test.tsx
@@ -35,7 +35,10 @@ afterEach(() => {
   vi.restoreAllMocks();
 });
 
-function render(customization: WebShellCustomization = {}): HTMLElement {
+function render(
+  customization: WebShellCustomization = {},
+  props: { showPhrase?: boolean } = {},
+): HTMLElement {
   const container = document.createElement('div');
   document.body.appendChild(container);
   const root = createRoot(container);
@@ -43,7 +46,7 @@ function render(customization: WebShellCustomization = {}): HTMLElement {
     root.render(
       <I18nProvider language="en">
         <WebShellCustomizationProvider value={customization}>
-          <StreamingStatus />
+          <StreamingStatus {...props} />
         </WebShellCustomizationProvider>
       </I18nProvider>,
     );
@@ -90,6 +93,23 @@ describe('StreamingStatus loading phrases', () => {
     );
   });
 
+  it('hides the phrase but keeps the dynamic status when showPhrase is false', () => {
+    pinPhraseSelection();
+    // A resolver that would otherwise supply a phrase must still be suppressed.
+    const container = render({ loadingPhrases: () => ['should not appear'] }, {
+      showPhrase: false,
+    });
+    // The witty phrase (the "废话文学") is gone: no label span.
+    expect(labelText(container)).toBeUndefined();
+    expect(container.textContent).not.toContain('should not appear');
+    // But the dynamic status stays: spinner + meta (elapsed time + cancel hint).
+    const spans = container.firstElementChild?.querySelectorAll('span') ?? [];
+    expect(spans.length).toBe(2);
+    expect(spans[0]?.textContent).not.toBe(''); // spinner frame
+    expect(container.textContent).toContain('esc to cancel'); // meta/cancel hint
+    expect(container.textContent).toMatch(/\ds/); // elapsed time, e.g. "0s"
+  });
+
   it('falls back to the built-in defaults when the resolver returns undefined', () => {
     pinPhraseSelection();
     const container = render({ loadingPhrases: () => undefined });
diff --git a/packages/web-shell/client/components/StreamingStatus.tsx b/packages/web-shell/client/components/StreamingStatus.tsx
index 77dc6cd551..36b48b3ce7 100644
--- a/packages/web-shell/client/components/StreamingStatus.tsx
+++ b/packages/web-shell/client/components/StreamingStatus.tsx
@@ -12,11 +12,21 @@ import styles from './StreamingStatus.module.css';
 
 interface StreamingStatusProps {
   startedAt?: number;
+  /**
+   * When false, hide the rotating "witty" loading phrase and skip its rotation
+   * timer entirely — the spinner, elapsed time, token count, and cancel hint
+   * still render. Split-view panes pass false to keep each pane's composer
+   * status compact. Defaults to true (the main chat shows the phrase).
+   */
+  showPhrase?: boolean;
 }
 
 const SPINNER_FRAMES = ['⠋', '⠙', '⠹', '⠸', '⠼', '⠴', '⠦', '⠧', '⠇', '⠏'];
 
-export function StreamingStatus({ startedAt }: StreamingStatusProps) {
+export function StreamingStatus({
+  startedAt,
+  showPhrase = true,
+}: StreamingStatusProps) {
   const streamingState = useStreamingState();
   const { estimatedOutputTokens, isReceivingContent } =
     useStreamingLoadingMetrics();
@@ -71,6 +81,10 @@ export function StreamingStatus({ startedAt }: StreamingStatusProps) {
   }, [isActive, startedAt]);
 
   useEffect(() => {
+    // Callers that hide the phrase (e.g. split-view panes) don't need the
+    // rotation timer at all — bail before arming it so panes don't each run a
+    // needless interval and re-render on every tick.
+    if (!showPhrase) return;
     if (streamingState === 'idle') {
       setLoadingPhrase(resolvePhrases(language)[0] ?? '');
       return;
@@ -90,7 +104,7 @@ export function StreamingStatus({ startedAt }: StreamingStatusProps) {
     pickPhrase();
     const interval = setInterval(pickPhrase, PHRASE_CHANGE_INTERVAL_MS);
     return () => clearInterval(interval);
-  }, [language, streamingState, resolvePhrases]);
+  }, [language, streamingState, resolvePhrases, showPhrase]);
 
   useEffect(() => {
     if (streamingState === 'idle') return;
@@ -113,7 +127,9 @@ export function StreamingStatus({ startedAt }: StreamingStatusProps) {
   return (
     <div className={styles.status}>
       <span className={styles.spinner}>{spinnerChar}</span>
-      {loadingPhrase && <span className={styles.label}>{loadingPhrase}</span>}
+      {showPhrase && loadingPhrase && (
+        <span className={styles.label}>{loadingPhrase}</span>
+      )}
       <span className={styles.meta}>
         ({timeStr}
         {tokenStr} · {t('stream.cancel')})