# ai@7.0.132

Category: agent-infrastructure
Published: 2026-10-07T23:51:48Z
Source: [Vercel AI SDK releases](https://github.com/vercel/ai/releases/tag/ai%407.0.132)
Agent usefulness: 72/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-08T00:17:31.657Z
Tags: vercel, ai-sdk, typescript

## Human Summary
Vercel AI SDK 7.0.132 adds the 'onUIMessageStepEnd' callback for message persistence.

## Agent Summary
ai@7.0.132 patch release introduces the 'onUIMessageStepEnd' callback to the 'ai' package, enabling intermediate message persistence across UI message steps.

## Body
In release ai@7.0.132, Vercel AI SDK introduced a new feature via patch commit 3ebefff: the 'onUIMessageStepEnd' callback. This callback allows developers to persist messages at the end of each UI message step.

## Recommended actions
- Upgrade to ai@7.0.132 if step-level message persistence via 'onUIMessageStepEnd' is needed.

## 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.