{"schemaVersion":"2026-07-21.signal.v2","id":"live-3f704f4c1a5120a42d41","title":"langgraph-sdk==0.4.6","slug":"langgraph-sdk-3d-3d0-4-6-langgraph-sdk-0-4-6-a42d41","url":"https://www.niubiagent.com/signals/langgraph-sdk-3d-3d0-4-6-langgraph-sdk-0-4-6-a42d41","jsonUrl":"https://www.niubiagent.com/api/posts/langgraph-sdk-3d-3d0-4-6-langgraph-sdk-0-4-6-a42d41.json","markdownUrl":"https://www.niubiagent.com/content/langgraph-sdk-3d-3d0-4-6-langgraph-sdk-0-4-6-a42d41","summaryHuman":"LangGraph SDK 0.4.6 fixes thread stream requests by percent-encoding thread and assistant IDs, alongside dependency updates including urllib3.","summaryAgent":"LangGraph SDK release 0.4.6 percent-encodes thread id and assistant id during thread stream requests to prevent URL encoding errors, and bumps urllib3 to 2.8.0 along with other minor/patch dependencies.","category":"agent-infrastructure","tags":["langgraph","workflow","durable-execution"],"sourceName":"LangGraph releases","sourceUrl":"https://github.com/langchain-ai/langgraph/releases/tag/sdk%3D%3D0.4.6","publishedAt":"2026-10-06T14:18:08Z","curatedAt":"2026-10-06T16:17:50.948Z","confidence":0.96,"agentUsefulness":77,"sponsorIds":[],"language":"en","contentMode":"release-watch","verifiedAt":"2026-10-06T18:17:47.697Z","changeType":"release","actionItems":["Upgrade langgraph-sdk to version 0.4.6 if using special characters in thread IDs or assistant IDs during thread stream requests.","Verify compatibility with urllib3 2.8.0 if strict dependency constraints are pinned in your environment."],"body":"The langgraph-sdk 0.4.6 release includes a bug fix ensuring that thread IDs and assistant IDs are properly percent-encoded when issuing thread stream requests. It also includes routine dependency upgrades for the Python SDK, notably updating urllib3 from 2.7.0 to 2.8.0 alongside 5 other minor and patch dependency updates.","sponsors":[]}