{ "@context": "https://schema.org", "@type": "FAQPage", "mainEntity": [ { "@type": "Question", "name": "What replaced FID?", "acceptedAnswer": { "@type": "Answer", "text": "INP replaced First Input Delay as a Core Web Vital in March 2024, offering broader measurement of interactivity." } }, { "@type": "Question", "name": "What is a good INP score?", "acceptedAnswer": { "@type": "Answer", "text": "Under 200ms is 'good'; 200–500ms needs improvement; over 500ms is 'poor'." } }, { "@type": "Question", "name": "How do you improve INP?", "acceptedAnswer": { "@type": "Answer", "text": "Reduce JavaScript execution on the main thread, use web workers, and defer non-critical JS." } } ] }
Definition

What Is INP (Interaction to Next Paint)?

Interaction to Next Paint — a Core Web Vital measuring the time from a user's interaction (click, tap, keyboard) to the next visual frame being painted. Replaced FID in March 2024.

Related Terms

Core Web Vitals

LCP

CLS

JavaScript

Page Speed

Example

A page with heavy JavaScript blocking the main thread has a poor INP score because clicking a button takes 400ms to visually respond.

Synonyms:

Interaction to Next Paint

Acronyms:

INP