# langgraph-cli==0.4.40

Category: agent-infrastructure
Published: 2026-10-26T16:45:54Z
Source: [LangGraph releases](https://github.com/langchain-ai/langgraph/releases/tag/cli%3D%3D0.4.40)
Agent usefulness: 72/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-26T20:17:55.565Z
Tags: langgraph, workflow, durable-execution

## Human Summary
LangGraph releases published langgraph-cli==0.4.40. Changes since cli==0.4.39 release(cli): 0.4.40 ( 9443) feat(cli): send the upload headers the control plane returns ( 9396)

## Agent Summary
Treat langgraph-cli==0.4.40 as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
LangGraph releases published langgraph-cli==0.4.40. This automated release-watch entry was generated from the project's official GitHub release feed and is kept separate from human-reviewed editorial analysis. Release notes: Changes since cli==0.4.39 release(cli): 0.4.40 ( 9443) feat(cli): send the upload headers the control plane returns ( 9396)

## Recommended actions
- Review the official LangGraph releases release notes before upgrading.
- Check compatibility, migration, and security notes against your current agent stack.
- Run focused regression tests before production rollout.

## Sponsors
No sponsor placement attached.

## Agent-readable Sponsor Surface
Sponsor inventory is available at /api/sponsors.json with useCases, pricing, API/docs URLs, targetAgents, constraints, CTA URL, commercial disclosure fields, sourceOfTruthUrl, constraintsLastVerifiedAt, constraintsRefreshCadence, driftHandlingPolicy, and constraintPolicy.