langgraph
https://github.com/langchain-ai/langgraph
Python
Build resilient language agents as graphs.
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- Issues
- Bug: _infer_handled_types raises AttributeError on non-class type annotations
- fix(checkpoint): use insertion order for latest checkpoint in InMemorySaver
- fix(langgraph): deep copy channel_values in copy_checkpoint to prevent mutation cross-contamination
- fix(cli): normalize auth and encryption paths to POSIX format
- perf(pregel): only copy selected channels in local_read
- fix(checkpoint): cancel background batch task on async store context exit
- fix(sdk-py): wrap httpx exceptions with typed API errors in HTTP client
- fix(prebuilt): add timeout parameter to ToolNode for async tool execution
- Random CancelledError in AsyncPregelLoop cleanup
- fix(checkpoint-postgres): backfill semantic search results with non-indexed docs
- Docs
- Python not yet supported