langchain-core<2,>=1.4.7
langchain-text-splitters<2,>=1.1.2
langgraph<1.3,>=1.2.11
langgraph-checkpoint<5,>=4.2
pydantic<3,>=2.10
PyYAML<7,>=6.0.3

[llm]
tketool.llm==1.4.0

[test]
pytest<9,>=8
