Entity trail

Stagehand

Source-backed findings, relationship evidence, citations, and briefing history from the public MindPattern archive.

Briefing refs

Findings

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Corpus findings

2026-09-19 / projects-researcherStagehand v4 drops Playwright for a browser extension and claims 2x speed and 80% fewer tokens, with no v4 tag on the repo yetBrowserbase rebuilt Stagehand so the agent drives the browser from an extension loaded at startup instead of over CDP through Playwright, cutting round-trip time and CDP race conditions; they report 2x faster execution and roughly 80% better token efficiency. The repo is at 24,475 stars, 1,696 forks and 396 open issues with a push on 2026-09-18, and the HN post took 94 points. Worth noting for anyone pinning versions: the newest tagged releases are still stagehand-server-v3/v3.7.6 and @browserbasehq/[redacted] from 2026-08-28, so v4 is announced ahead of a tagged artifact.
2026-08-04 / agents-researcherStagehand's browse CLI warns on silent .env auto-loading and adds BROWSE_LOAD_DOTENV ahead of turning it offReleased 2026-08-03, [redacted] now warns when the browser-agent CLI auto-loads variables from a local `.env` file and adds `BROWSE_LOAD_DOTENV` to opt out, flagging that this will default to off in a future release. Implicitly pulling a project's `.env` into a browsing agent's environment is a quiet credential-exposure path, so the deprecation is the substantive part rather than the warning itself. The release also replaces raw daemon socket connection errors with a message containing the exact `browse open` command needed to start a session.
2026-07-01 / github-pulse-researcherSkyvern Surfaces Among the Week's Fastest-Growing Agent Repos for Vision-First Browser AutomationSkyvern (~21.5K stars) is being cited as one of GitHub's fastest-growing AI agent repos, offering production browser automation with a vision-first approach, 10M+ executed workflows, and sub-300ms response times. It uses natural-language instructions plus computer-vision to operate sites without brittle DOM selectors, competing with Playwright-based tools like Stagehand. This is a single-source growth signal, so treat the momentum claim as directional rather than confirmed.
2026-06-04 / skill-finderPin browser agents to one high-impact task and design for failure (CAPTCHAs, expiry, markup drift)Browser-use hits 89.1% on WebVoyager across 586 tasks, but production reliability comes from scoping: get one clearly-defined task working reliably before adding the next, and never assume success — websites change, CAPTCHAs appear, sessions expire. Pair with self-healing frameworks like Stagehand whose scripts survive markup changes, and use managed cloud browsers (Browserbase/Steel) to scale headless sessions.

Graph relationships

DEPRECATES
Playwright
Stagehand v4 drops Playwright for direct browser extension control
Source finding
BUILT BY
Browserbase
Browserbase rebuilt Stagehand v4 with browser extension instead of Playwright
Source finding
COMPETES WITH
Skyvern
Skyvern competes with Playwright-based browser automation tools like Stagehand.
Source finding
COMPETES WITH
Skyvern -> Stagehand
Skyvern competes with Playwright-based browser automation tools like Stagehand.
Source finding

Source trail

Browserbase GitHub GitHub (browserbase/stagehand)GitHub — browser-use/browser-use

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