langchain-anthropic<2.0.0,>=1.0.0
langchain<2.0.0,>=1.0.0
langchain-core<2.0.0,>=1.0.0
langgraph-sdk<1.0.0,>=0.1.0
python-dotenv>=0.19.0

[dev]
pytest
pytest-cov
build
twine
langchain-openai
