Update app.py

app.py

@@ -195,7 +195,7 @@ def setup_models(groq_api_key, gemini_api_key):
     genai.configure(api_key=gemini_api_key)
     
     llm = ChatGroq(
-        model="meta-llama/llama-4-maverick-17b-128e-instruct",
+        model="llama-3.3-70b-versatile",
         groq_api_key=groq_api_key
     )