diff --git a/src/pages/playground/hooks/use-chat-completion.ts b/src/pages/playground/hooks/use-chat-completion.ts
index bb4d3ec3..dfe9fff1 100644
--- a/src/pages/playground/hooks/use-chat-completion.ts
+++ b/src/pages/playground/hooks/use-chat-completion.ts
@@ -93,6 +93,7 @@ export default function useChatCompletion(
   const handleStopConversation = () => {
     controllerRef.current?.abort?.();
     setLoading(false);
+    setTokenResult(null);
   };
 
   const resetPerRequestCache = () => {