requirements.txt

# --- core LLM + LangChain stack ---
groq
langchain>=0.3          # core LangChain
langchain-community>=0.0.37
langchain-groq>=0.1.6   # Groq integration for LangChain

# --- retrieval & embeddings ---
faiss-cpu>=1.8.0
langchain-google-genai

# --- file loaders ---
pypdf>=3.17.0                    # PDF parsing for PyPDFLoader