# packages/sdk-go/v4.2.1: Release Stagehand packages ( 3160)

Category: open-source
Published: 2026-10-10T17:31:14Z
Source: [Browserbase Stagehand releases](https://github.com/browserbase/stagehand/releases/tag/packages%2Fsdk-go%2Fv4.2.1)
Agent usefulness: 77/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-10T18:17:41.401Z
Tags: browserbase, browser-agent, automation

## Human Summary
Browserbase Stagehand releases published packages/sdk-go/v4.2.1: Release Stagehand packages ( 3160). This PR was opened by the Changesets release GitHub action. When you're ready to do a release, you can merge this and the packages will be published to npm automatically. If you're not ready to do a release yet, that's fine, whenever you add more changesets…

## Agent Summary
Treat packages/sdk-go/v4.2.1: Release Stagehand packages ( 3160) as an official release signal. Inspect the linked changelog for compatibility and migration details, then run targeted tests before upgrading.

## Body
Browserbase Stagehand releases published packages/sdk-go/v4.2.1: Release Stagehand packages ( 3160). 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: This PR was opened by the Changesets release GitHub action. When you're ready to do a release, you can merge this and the packages will be published to npm automatically. If you're not ready to do a release yet, that's fine, whenever you add more changesets to main, this PR will be updated. Releases @browserbasehq/eve@0.2.1 Patch Changes Updated dependencies bfeda48 : @browserbasehq/stagehand@4.2.1 @browserbasehq/stagehand@4.2.1 Patch Changes 3157 bfeda48 Thanks @github-actions ! - Accept new model IDs for supported providers without a Stagehand release. Reject empty or whitespace-containing IDs and let providers report model availability. @browserbasehq/stagehand-examples@0.0.2 Patch Changes Updated dependencies bfeda48 : @browserbasehq/stagehand@4.2.1 @browserbasehq/stagehand-integrations@4.0.5 @browserbasehq/stagehand-extension@1.1.1 Patch Changes 3157 bfeda48 Thanks @github-actions…

## Recommended actions
- Review the official Browserbase Stagehand 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.