Update app.py

app.py

@@ -614,7 +614,7 @@ Your goal: Provide the EXACT answer in the EXACT format requested.
             chat_llm = ChatGroq(
                 temperature=0,  # Maximum determinism
                 groq_api_key=GROQ_API_KEY,
-                model_name="qwen/qwen3-32b",  # Best reasoning model
+                model_name="openai/gpt-oss-120b",  # Best reasoning model
                 max_tokens=4096,
                 timeout=60
             )