Change8

1.2.0a1

📦 langgraphView on GitHub →
5 features🐛 1 fixes🔧 3 symbols

Summary

This release introduces several enhancements to langgraph, including native v2 projections and improved streaming infrastructure, alongside general maintenance and dependency updates.

Migration Steps

  1. Refactor: EventLog has been merged into StreamChannel with an optional name parameter.

✨ New Features

  • Allow graph to gracefully shutdown/drain by request.
  • Alpha release for timers.
  • `DeltaChannel` now stores sentinel in blobs and reconstructs from checkpoint_writes in langgraph.
  • Native v2 projections for custom, updates, checkpoints, debug, and tasks in langgraph.
  • Added streaming transformer infrastructure and tests.

🐛 Bug Fixes

  • Decoupled run.output/interrupted/interrupts from ValuesTransformer in langgraph.

Affected Symbols