requirements.txt

# Core Framework
gradio==5.49.1

# LangChain
langchain==0.3.0
langchain-community==0.3.0
langchain-huggingface==0.1.0

# HuggingFace
huggingface-hub>=0.30.0,<1.0

# Vector Store & Embeddings
faiss-cpu==1.7.4
sentence-transformers==2.2.2

# BM25 Retriever
rank-bm25==0.2.2