This post introduces the Interaction to Next Paint (INP) metric and explains how it works, how to measure it, and offers suggestions on how to improve it.| web.dev
The Chrome team announces that INP is no longer experimental and will replace FID as a Core Web Vital in 2024| web.dev
This post introduces the Largest Contentful Paint (LCP) metric and explains how to measure it| web.dev
This post introduces the Cumulative Layout Shift (CLS) metric and explains how to measure it.| web.dev
This post introduces the First Input Delay (FID) metric and explains how to measure it| web.dev
PageSpeed Insights (PSI) reports on the user experience of a page on both mobile and desktop| Google for Developers