Update app.py

app.py

@@ -52,7 +52,7 @@ def main():
         if st.button("Run Agent") and query:
             # Initialize LLM with max_retries at the model level
             llm = ChatGoogleGenerativeAI(
-                model="gemini-3-flash", 
+                model="gemini-2.5-flash-lite", 
                 google_api_key=GEMINI_API_KEY,
                 temperature=0,
                 max_retries=6, # LangChain's built-in retry logic