Update app.py

app.py

@@ -75,7 +75,7 @@ def chat_with_model(message, history, context):
                 "Content-Type": "application/json"
             },
             json={
-                "model": "facebook/MobileLLM-Pro",
+                "model": "zai-org/GLM-4.6:novita",
                 "messages": conversation
             }
         )