Update app.py

app.py

@@ -62,7 +62,7 @@ groq.api_key = os.getenv("GROQ_API_KEY")  # Replace with a valid API key
 #___________________________________
 
 # Initialize Chat Model
-chat_model = ChatGroq(model_name="deepseek-r1-distill-qwen-32b", api_key=groq.api_key) #DeepSeek-R1-Distill-Llama-70b
+chat_model = ChatGroq(model_name="llama-3.3-70b-versatile", api_key=groq.api_key) #DeepSeek-R1-Distill-Llama-70b , llama-3.3-70b-versatile , deepseek-r1-distill-qwen-32b
 
 # Initialize Embeddings and chromaDB