Update app.py

app.py

@@ -124,9 +124,10 @@ async def run_and_submit_all(profile: gr.OAuthProfile | None):
             tools=[search_tool, wiki_tool, excel_tool],
                         model=OpenAIServerModel(
                     model_id="gpt-4o",            # ✅ valid OpenAI model name
+                    temperature=0.0,
                     api_key=os.environ["OPENAI_API_KEY"] # ✅ securely load from environment
                 ),
-            max_steps=20,
+            max_steps=15,
             verbosity_level=2
         )
     except Exception as e: