In development

Core Web Vitals Checker

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About Core Web Vitals

  • LCP should be under 2.5s for a good experience.
  • FID measures input delay and should stay below 100ms.
  • CLS captures layout shifts and should remain under 0.1.
Measure Core Web Vitals for better user experience rankings.
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API Documentation Coming Soon

Documentation for this tool is being prepared. Please check back later or visit our full API documentation.