Update app.py

app.py

@@ -21,7 +21,7 @@ load_dotenv()
 # Get API keys from environment variables
 GROQ_API_KEY = os.getenv("GROQ_API_KEY")
 AIRVISUAL_API_KEY = os.getenv("AIRVISUAL_API_KEY")
-DEFAULT_MODEL = "llama3-70b-8192"
+DEFAULT_MODEL = "llama-3.3-70b-versatile"
 
 # === INIT Groq CLIENT ===
 client = Groq(api_key=GROQ_API_KEY)