Release / 18 May 2026 / with chrome-devtools-mcp-v0.24.0, chrome-devtools-mcp-v0.25.0, chrome-devtools-mcp-v0.26.0, chrome-devtools-mcp-v1.0.0
Chrome DevTools for agents chrome-devtools-mcp-v1.0.1
Inspect developer tools exposed by the page itself.
Before you upgrade to chrome-devtools-mcp-v1.0.1 3 to fix
Keep file-tool paths within MCP client roots or the OS temp directory; paths outside these locations are rejected when the client supplies roots.
Action required Affects: MCP clients declaring filesystem roots. Inferred
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Replace `--experimental-webmcp` with `--category-experimental-webmcp`.
Action required List and execute WebMCP tools exposed by a page. Affects: Configurations enabling WebMCP tools. Inferred
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Identical consecutive console messages are grouped in `list_console_messages`.
Behavior changed Inspect browser console messages to diagnose page errors.
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Actions that cause navigation report the resulting URL.
Behavior changed Open, select, close and navigate Chrome tabs.
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Use a comma-separated `latitude,longitude` string for geolocation instead of the earlier x-separated string.
Action required Test pages with CPU throttling, network throttling and different viewport sizes. Affects: Clients passing x-separated geolocation coordinates. Inferred
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Tool calls now report unknown arguments; token estimates are no longer included in responses.
Behavior changed
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What changed in chrome-devtools-mcp-v1.0.1
Third-party page tools and Lighthouse agentic-browsing checks are added; filesystem access now honors MCP client roots.
Install [email protected] from npm; requires Node.js and Chrome. Optional tools may require flags.
New things you can do
Available in this release.
Added List and execute third-party developer tools exposed by a page.
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Available in this release.
Added Inspect heap statistics, class instances and retainers to investigate memory use. Inferred
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Fixed and improved
Lighthouse adds checks for agentic browsing.
Improved Run Lighthouse audits for accessibility, best practices and SEO.
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Clicking native select options no longer times out; `fill_form` documents true/false values for checkboxes and toggles.
Now works Click, fill forms, drag elements, handle dialogs and upload files in Chrome.
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Save `evaluate_script` output with `filePath`.
Improved Evaluate JavaScript functions in a browser page.
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CLI start accepts `--autoConnect`; JSON output includes saved image paths.
Now works Automate and inspect Chrome from the command line without an MCP client.
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← chrome-devtools-mcp-v0.23.0 All Chrome DevTools for agents releases chrome-devtools-mcp-v1.1.1 → Seeded by
