torch matplotlib pandas==2.2.2 # For CSV file handling python-dotenv==1.0.1 # For loading environment variables langchain==0.3.11 # Core LangChain library langchain-experimental==0.3.3 # For experimental LangChain features cohere==5.13.3 # Cohere LLM langchain-cohere==0.3.3 # Cohere extensions for langchain python-multipart==0.0.6 # For file upload handling in FastAPI