Update app.py

app.py

@@ -226,7 +226,7 @@ Always explain what you're doing and why."""
             for iteration in range(max_iterations):
                 # Call Groq with function calling
                 response = groq_client.chat.completions.create(
-                    model="qwen/qwen3-32b",
+                    model="gemma2-9b-it",
                     messages=messages,
                     tools=functions,
                     tool_choice="auto",