langgraph

v1.2.2 Bugfix

This release fixes issues for SREs watching stability and regressions.

Published 8d AI Agents & Assistants

✓ No known CVEs patched

✓ No known CVEs patched in this version

Topics

agents ai ai-agents chatgpt deepagents enterprise

+9 more

gemini generative-ai langchain langgraph llm multiagent openai pydantic python

Summary

AI summary

Fixed assignment of stable IDs for messages with id=None during checkpoint writes.

Type	Severity	Summary	CVE
Dependency	Low	Bumps langgraph version to 1.2.2. Bumps langgraph version to 1.2.2. Source: llm_adapter@2026-05-26 Confidence: high	—
Bugfix	Medium	Assigns stable IDs to BaseMessages with id=None before checkpoint writes. Assigns stable IDs to BaseMessages with id=None before checkpoint writes. Source: llm_adapter@2026-05-26 Confidence: high	—
Other	Low	Releases checkpoint version 4.1.1. Releases checkpoint version 4.1.1. Source: llm_adapter@2026-05-26 Confidence: high	—

Full changelog

Changes since 1.2.1

chore(langgraph): bump version to 1.2.2 (#7914)
fix(langgraph): assign stable IDs to id=None BaseMessages before DeltaChannel checkpoint writes (#7913)
release(checkpoint): 4.1.1 (#7890)

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About langgraph

Build resilient language agents as graphs.