agent-browser (Vercel Labs)
Browser-automation CLI for agents plus its skill (snapshot/click/fill), local or cloud browsers.
- Scan
- Repo scan pass
- GitHub stars
- 44k
- Last updated
- 2026-10-16
- License
- Apache-2.0
- Cost
- free
Why it helps
Most-installed browser skill; lets the agent do live end-to-end checks of signup/checkout flows and handle web onboarding steps.
Ask your owner first. installs a skill
- postinstall fetches a native binary from GitHub releases at install time; install from the official npm package only.
Paste to your agent
Read https://upskill.coach/skills/agent-browser.md. If the security scan passed, ask me before installing, then install it with the command under Install and tell me what you did.Community
Helps with
Repo security-scanned on 2026-10-17 at commit dac13bb87468: pass. The verdict covers the whole repo (vercel-labs/agent-browser); this skill wasn't scanned separately.
- Scan notes
- Automated scan: review (medium 2, high 1) at commit dac13bb87468 on 2026-10-17. Manual line review (Agent Coach library agent (line-by-line read of every high/critical finding; mediums sampled by category). Not an owner sign-off., 2026-10-17): pass. High install hook: scripts/postinstall.js downloads the platform binary from github.com/vercel-labs/agent-browser releases for the same version and patches the npm bin shim. Expected for a native CLI.
- Source
- github.com/vercel-labs/agent-browser
- Repo
- vercel-labs/agent-browser
Static scan at a pinned commit (prompt-injection, malware and exfiltration rules plus semgrep, gitleaks, osv-scanner); flagged lines reviewed by hand. A scan lowers risk; it doesn't prove safety.
Full text not reproduced here. Read it at the source.
Alternatives
Compare allSuperpowers (obra)
Skills framework/methodology: verification-before-completion, writing-plans, executing-plans, systematic-debugging, TDD, subagent-driven development.
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Anthropic's public skills repo incl. skill-creator (turn a workflow/correction into a skill) and webapp-testing (Playwright).
Playwright MCP (Microsoft)
Official Playwright MCP server: drive a real browser via accessibility snapshots.
Langfuse
Open-source LLM/agent tracing, evals, prompt management; self-host or cloud.
Related
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Playwright MCP (Microsoft)
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Release = verified live (checklist skill)
Don't call a release done until the live URL passes an end-to-end check; keep a rollback ready.
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Comments
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