# stagehand-python@4.2.0a0.dev1557

Category: open-source
Published: 2026-09-30T21:13:48Z
Source: [Browserbase Stagehand releases](https://github.com/browserbase/stagehand/releases/tag/stagehand-python%404.2.0a0.dev1557)
Agent usefulness: 72/100
Confidence: 0.96
Content mode: release-watch
Verified: 2026-10-01T18:17:52.683Z
Tags: browserbase, browser-agent, automation

## Human Summary
Browserbase Stagehand released a pre-release version for its Python SDK enforcing screenshot and PDF deadlines across downstream steps.

## Agent Summary
Stagehand Python SDK pre-release stagehand-python@4.2.0a0.dev1557 implements enforced deadlines for screenshot and PDF generation across downstream pipeline steps.

## Body
Browserbase has published a pre-release for Stagehand Python, version 4.2.0a0.dev1557. The release note explicitly cites a fix that enforces screenshot and PDF deadlines across downstream execution steps, preventing indefinite hangs or timing inconsistencies in document and image capture operations.

## Recommended actions
- Test stagehand-python@4.2.0a0.dev1557 in pre-production environments if experiencing timeouts or unhandled latency in screenshot or PDF downstream workflows.

## 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.