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WebPerf Snippets

MCP serverNot tested by us

Measure Core Web Vitals and debug web performance with 56 snippets in a headless Chromium

Install

Add to Claude Code from your terminal:

claude mcp add webperf-snippets -e CRUX_API_KEY=... -- npx -y webperf-snippets

Required environment variables: CRUX_API_KEY

Run directly: npx -y webperf-snippets

Commands are derived from repository/registry metadata and have not been tested.

Details

Sourcehttps://github.com/nucliweb/webperf-snippets
Websitehttps://webperf-snippets.net
Registry nameio.github.nucliweb/webperf-snippets (v1.1.0)
GitHub Stars1.5k (repository)
LicenseMIT
Last updated2026-10-21
CategoryTesting & Debugging