# stagehand-python@4.2.0a0.dev1582: Claimed 3105 evals: add a static observation fixture recorder ( 3106)

Category: open-source
Published: 2026-10-07T21:49:54Z
Source: [Browserbase Stagehand releases](https://github.com/browserbase/stagehand/releases/tag/stagehand-python%404.2.0a0.dev1582)
Agent usefulness: 72/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-08T12:17:43.105Z
Tags: browserbase, browser-agent, automation

## Human Summary
Browserbase Stagehand releases published stagehand-python@4.2.0a0.dev1582: Claimed 3105 evals: add a static observation fixture recorder ( 3106). Mirrored from external contributor PR 3105 after approval by @miguelg719 . Original author: @alanagoyal Original PR: 3105 Approved source head SHA: b48795840bce28f4c26f48b35183bb035a1ea519 @alanagoyal , please…

## Agent Summary
Treat stagehand-python@4.2.0a0.dev1582: Claimed 3105 evals: add a static observation fixture recorder ( 3106) 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 stagehand-python@4.2.0a0.dev1582: Claimed 3105 evals: add a static observation fixture recorder ( 3106). 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: Mirrored from external contributor PR 3105 after approval by @miguelg719 . Original author: @alanagoyal Original PR: 3105 Approved source head SHA: b48795840bce28f4c26f48b35183bb035a1ea519 @alanagoyal , please continue any follow-up discussion on this mirrored PR. When the external PR gets new commits, this same internal PR will be marked stale until the latest external commit is approved and refreshed here. Original description why this is a first step toward 2841 . today, turning a bug report into a pinned fixture takes a manually built mirror. this adds a small recorder so a page state can be saved locally and used in an extract() or observe() regression. what changed added fixture:record in packages/evals : pass a url, output directory, and optional playwright setup script saves index.html plus a manifest with the source url, capture time, viewport, and limitations preserves…

## 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
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## Agent-readable Sponsor Surface
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