diff --git a/web/src/widgets/VisitorChat.tsx b/web/src/widgets/VisitorChat.tsx
index baa5a44..7278d13 100644
--- a/web/src/widgets/VisitorChat.tsx
+++ b/web/src/widgets/VisitorChat.tsx
@@ -720,15 +720,6 @@ const VisitorChat = ({
     }))
   }, [sessionId, sessionEnded])
 
-  const emitTyping = () => {
-    // 兼容：无正文的旧 typing；正文走 emitInputDraft
-    if (!sessionId || sessionEnded || !agentsOnline) return
-    const now = Date.now()
-    if (now - lastTypingAt.current < 1200 || socketRef.current?.readyState !== WebSocket.OPEN) return
-    lastTypingAt.current = now
-    socketRef.current.send(JSON.stringify({ type: 'typing', session_id: sessionId }))
-  }
-
   const postMessage = async (content: string, type: 'text' | 'image') => {
     if (!sessionId || !visitorToken) throw new Error('会话未就绪')
     const res = await fetch('/api/widget/message', {