Update app1.py

app1.py

@@ -13,7 +13,7 @@ import sys
 
 # Load environment variables
 load_dotenv()
-llm = ChatTogether(model="meta-llama/Meta-Llama-3-8B-Instruct")
+llm = ChatTogether(model="deepseek-ai/DeepSeek-R1-Distill-Llama-70B-free")
 
 # Define the graph state
 class GraphState(TypedDict):