diff --git a/static/ai-chat.html b/static/ai-chat.html
index e93f9e4..44f7468 100644
--- a/static/ai-chat.html
+++ b/static/ai-chat.html
@@ -120,7 +120,7 @@
         const htmlSpanElement = displayChatGPTMessageAndGetContainer();
         // 发送消息到ChatGPT
         addMessage("user", message);
-        const body = JSON.stringify({model: "mistralai/mistral-7b-instruct:free", messages: messages, stream: true});
+        const body = JSON.stringify({model: "google/gemma-7b-it:free", messages: messages, stream: true});
         ssePost(
             // 请求地址
             ENDPOINT,