Update app.py

app.py

@@ -1811,7 +1811,7 @@ REMEMBER: One tool per turn. No reasoning without tools. Exact answer format.
         self.groq_llm = ChatGroq(
             temperature=0,
             groq_api_key=GROQ_API_KEY,
-            model_name="qwen/qwen3-32b",
+            model_name="llama-3.3-70b-versatile",
             max_tokens=4096,
             timeout=60
         ).bind_tools(self.tools, tool_choice="auto")