INP. Get ready for the new Core Web Vital

INP will replace FID in the Core Web Vitals

On May 10, 2023, Google announced that INP will replace FID in the Core Web Vitals in March 2024. The Core Web Vitals play a role in the Google Search algorithm. So website owners who care about Search Engine Optimization (SEO) should prepare for the change. Otherwise their search ranking might suffer.

This post will first explain what FID, INP and the Core Web Vitals are. Then it will show how FID and INP relate to each other across a large range of Cloudflare sites. (Spoiler alert - If a site has ‘Good’ scoring FID, it might not have ‘Good’ scoring INP). Then it will discuss how to prepare for this change and how Cloudflare can help.

A few definitions

In order to make sense of the upcoming change, here are some definitions that will set the scene.

Core Web Vitals

Measuring user-centric web performance is challenging. To face this challenge, Google developed a series of metrics called the Web Vitals. These Web Vitals are signals that measure different aspects of web performance. For example Time To First Byte (TTFB) is one of the Web Vitals: from the perspective of the Continue reading