🚦 Lighthouse Report Analyzer

Analyze Lighthouse JSON reports and summarize Core Web Vitals

Core Web Vitals Checklist

Check LCP, FID, and CLS with PageSpeed Insights or Lighthouse.

  • LCP <= 2.5s
  • FID <= 100ms (use Lighthouse Max Potential FID as a proxy)
  • CLS <= 0.1
Open PageSpeed InsightsView Lighthouse docs

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Lighthouse Report | Developer Tools