langchain>=0.3,<0.4
langchain-core>=0.3.27,<0.4
langchain-community>=0.3,<0.4
langchain-openai>=0.2.12,<0.3
openai>=1.40
faiss-cpu==1.8.*
ujson>=5
pydantic>=2
python-dotenv>=1
flask>=3
gunicorn>=21
azure-storage-blob>=12      # only needed if /analyze pulls blobs
requests