Free tool · audit

Core Web Vitals checker

Enter a URL. Get the latest CrUX field data for LCP, INP, CLS, plus the percentile distribution and the failing element where available.

URL

Pull live CrUX field data from Google's PageSpeed Insights:

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CrUX field data appears for origins with sufficient real-user traffic. Lab data is always available. Both are scored against the 75th-percentile thresholds: LCP < 2.5s, INP < 200ms, CLS < 0.1.