Update app.py

app.py

@@ -87,7 +87,7 @@ def transcribe_video(youtube_url: str, path: str) -> List[Document]:
     return [Document(page_content=result[1], metadata=dict(page=1))]
 
 def predict(
-    message: str, system_prompt: str = "", model_url: str = models["Llama2-70b"]["chat_link"]
+    message: str, system_prompt: str = "", model_url: str = models["Llama2-13b"]["chat_link"]
 ) -> Any:
     """
     Predict a response using a client.