requests>=2.28.0
beautifulsoup4>=4.12.0
chromadb>=0.4.0
langgraph>=0.2.0
langchain-core>=0.3.0
langchain-community>=0.3.0
langchain-openai>=0.3.0
python-dotenv>=1.0.0
pypdf>=4.0.0
pdfplumber>=0.11.0
trafilatura>=1.12.0
readability-lxml>=0.8.1
