langgraph
https://github.com/langchain-ai/langgraph
Python
Build resilient language agents as graphs.
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- Issues
- usage_metadata return None in Langgraph Studio
- Invoking a toolnode programmatically fails
- remove use of `importlib.metadata` for version access
- fix(cache): Implement explicit async Redis client validation to resolve #6247
- feat(langgraph): add async_interrupt
- In Langgraph studio the subgraph part is not shown when we invoke the subgraphs in the parent graph's node
- refactor(deps): Migrate to UV Workspace approach
- [NEW] Implement ResilientPostgresSaver for improved error handling and connection retries
- AsyncPostgresSaver consistently fails with psycopg.AsyncPipeline [BAD] / psycopg.OperationalError: consuming input failed: SSL connection has been closed unexpectedly
- TypeError: Type is not msgpack serializable: AIMessage
- Docs
- Python not yet supported