langgraph
https://github.com/langchain-ai/langgraph
Python
Build resilient language agents as graphs.
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- Issues
- SqliteSaver.list() blocks checkpoint writes while synchronous history iteration is paused
- Clarify that durability modes do not imply exactly-once external side effects
- Same-named local packages collide in generated Dockerfiles and runtime paths
- fix(langgraph): only project finalized AIMessages into run.messages
- sdk-py: sync thread stream gives a "gate timeout" error instead of the real error when `run.start` fails
- Sync `threads.stream()` ignores `run_start_timeout`
- `error_handler` type rejects handlers that take the injected `error: NodeError` parameter
- error_handler can silently swallow a later unhandled exception after Python reuses its object id
- Command.PARENT from a subgraph error_handler leaks ParentCommand instead of routing
- DeltaChannel: make snapshot vs delta a storage detail below the channel API
- Docs
- Python not yet supported