{"schemaVersion":"2026-07-21.signal.v2","id":"live-1608172f69fc84fdf558","title":"langgraph-sdk==0.4.13","slug":"langgraph-sdk-3d-3d0-4-13-langgraph-sdk-0-4-13-fdf558","url":"https://www.niubiagent.com/signals/langgraph-sdk-3d-3d0-4-13-langgraph-sdk-0-4-13-fdf558","jsonUrl":"https://www.niubiagent.com/api/posts/langgraph-sdk-3d-3d0-4-13-langgraph-sdk-0-4-13-fdf558.json","markdownUrl":"https://www.niubiagent.com/content/langgraph-sdk-3d-3d0-4-13-langgraph-sdk-0-4-13-fdf558","summaryHuman":"LangGraph SDK version 0.4.13 adds a cancel reason property to Runs and introduces field selection for thread state and history queries.","summaryAgent":"langgraph-sdk 0.4.13 released with new features: Run objects now include a cancel reason, and threads.get state/history endpoints support a select parameter for field projection. Stream docs were also updated.","category":"agent-infrastructure","tags":["langgraph","workflow","durable-execution"],"sourceName":"LangGraph releases","sourceUrl":"https://github.com/langchain-ai/langgraph/releases/tag/sdk%3D%3D0.4.13","publishedAt":"2026-11-05T02:16:06Z","curatedAt":"2026-11-05T02:17:49.877Z","confidence":0.96,"agentUsefulness":77,"sponsorIds":[],"language":"en","contentMode":"release-watch","verifiedAt":"2026-11-05T04:17:53.794Z","changeType":"release","actionItems":["Upgrade langgraph-sdk to version 0.4.13 via package management tooling.","Optionally leverage the select parameter in threads.get state and history calls to optimize payload retrieval.","Inspect the new cancel reason field on Run objects when handling run cancellations."],"body":"LangGraph SDK 0.4.13 (Python) has been released alongside LangGraph core 1.2.20. Key additions include the inclusion of a cancel reason in the Run model (PR 9571) and support for a select argument in threads.get state and threads.get history queries (PR 9568). Documentation was also updated to illustrate the run status in the stream example's end event (PR 9588).","sponsors":[]}