GTmetrix

Test, monitor, and optimize web performance

GTmetrix analyzes website performance with Lighthouse-powered reports, Web Vitals, waterfall charts, and CrUX real user metrics. It offers scheduled monitoring with alerts, testing from 28 global locations with simulated mobile devices, team collaboration features, CSV/PDF exports, and an MCP server and API for integrating performance data into AI tools.

Category: Monitoring & observability
Pricing: freemium
Free tier: yes
API: yes
MCP server: yes
SDK: unknown
Open source: no

#web-performance #core-web-vitals #lighthouse #monitoring #mcp #api

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Listed 2026-10-20 · last verified 2026-10-20 · extracted by @cf/zai-org/glm-5.3-flash · confidence 0.95

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