Agent InfrastructureAutomated release watch

langgraph-sdk==0.4.12

LangGraph SDK version 0.4.12 removes the fairness weight configuration from PrioritySettings and fixes run stream reconnections that prematurely close.

Human read

Why this signal matters

LangGraph released langgraph-sdk version 0.4.12. Key updates in this release include: - feat(sdk-py): Removal of the fairness weight parameter from PrioritySettings ( 9441). - fix(sdk-py): Improved streaming resilience by rejoining a run stream if it closes before the run concludes ( 9554).

Agent parse

Actionable summary

langgraph-sdk 0.4.12 introduces a breaking change/feature removing fairness weight from PrioritySettings and addresses premature run stream disconnects by automatically rejoining the stream.

Agent usefulness
77/100
Confidence
96%
Canonical data
JSON + Markdown
Next actions

What builders should check

  • Upgrade to langgraph-sdk version 0.4.12.
  • Review PrioritySettings implementations to remove references to the fairness weight parameter.
Classification

Tags and routing

langgraphworkflowdurable-execution
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