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Chrome DevTools MCP

Chrome DevTools for coding agents

ChromeDevTools/chrome-devtools-mcp

Maintained by ChromeDevTools

Chrome DevTools MCP gives coding agents access to Chrome DevTools via MCP. It is maintained by the ChromeDevTools team.

Pros & cons

Each point cites its sources and says what kind of evidence backs it. A second reviewer tried to refute every claim before it was kept.

Pros

  • User reportsGives agents deep DevTools access, including performance traces, Lighthouse audits and detailed network requests, which users apply to front-end performance debugging.[1][2]
  • User reportsUsers call it lighter than Playwright with a shorter loop, and run it for automated QA and overnight fuzz testing.[1][2][3]
  • DocsAlso ships as a standalone CLI, which users welcome as a way around MCP's token cost.[1][2]
  • MetadataApache-2.0, from the Chrome DevTools team, with frequent releases (v1.12.0, Oct 2026).[1]

Cons

  • User reportsA user says it 'really clutters your context' compared with the Playwright CLI.[1]
  • DocsThe README warns it exposes browser content to the MCP client. Users flag prompt-injection exfiltration risk in logged-in sessions.[1][2]
  • DocsGoogle collects usage statistics separately from Chrome's own, and performance tools send trace URLs to the CrUX API unless you pass --no-performance-crux.[1]
  • User reportsWhen qwen3-coder:30b drives it, a user reports hallucinated tool calls.[1]
Best for
Front-end debugging, performance profiling and browser QA driven by a capable coding agent.
Watch out for
Use a separate browser profile without logged-in sessions, and opt out of usage statistics and CrUX lookups if needed.

Assessed Oct 29, 2026 · adversarially reviewedSuggest a correction

People

Maintainer, Chrome DevTools MCP (Google)

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Connections

Relations from the Harness Hub knowledge graph, as charted in the State of Harness reports.

Maintained by · 1

  • ChromeDevToolsOrganisation

Built on · 1

Similar entries · 5

Sources

  1. GitHub
  2. Docs