Core Web Vitals Predictor

Core Web Vitals are the three metrics Google uses to summarise loading, visual stability and responsiveness: LCP, CLS and INP. Enter numbers from Lighthouse, PageSpeed Insights or field data to see which pass, which need work and how far each is from the threshold.

Les résultats des outils sont générés en anglais.

Version anglaise

Measurements

TTFB (ms)FCP (ms)LCP (ms)CLS (unitless)INP (ms)

Pages liées

Performance benchmark
Lighthouse checklist

Problème de serveur ? Site piraté ? Site lent ?

Incidents critiques pris en charge en 30 minutes — 24h/24, 7j/7.

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