The Core Web Vitals were made by Google’s Chrome Team at the beginning of 2020. They show how good a web page is. 

Google said at Google I/O on May 10, 2023, that they had created a new way to measure how responsive a website is. It’s called Interaction to Next Paint (INP), and it will replace First Input Delay by March 2024.

INP stands for “Interaction to Next Paint.” 

Interaction to Next Paint (INP) is a speed gauge that measures how quickly a website responds to clicks, taps, and keystrokes. It does this by keeping track of how long it takes for clicks, taps, and keystrokes to be shown on the screen. Google uses INP to figure out how useful a website is. Information from the Event Timing API is used by INP.

How does INP stand right now?

The Chrome team decided to support INP as the new measure for speed in the Core Web Vitals framework after trying it for a year and getting helpful comments from the community. This new system will take the place of FID in March 2024.

INP is a better way to measure speed than First Input Delay (FID), which is the standard Core Web Vitals number. FID tracks how long it takes a website to respond to the first user action after the page has loaded. But FID doesn’t take into account how the person acts in the future.

Why will Google use INP instead of FID? 

Google is changing FID (First Input Delay) with INP (Interaction to Next Paint) as a Core Web Vitals measure so that it better shows how users feel. INP measures how long it takes for a user’s input to change how the page looks, while FID measures how long it takes for a user’s first contact with a web page to register. This change is meant to give people a better idea of how sensitive a website is to user actions and how quickly they might see the results of their actions. 

INP also gives a more accurate and stable way to track how users interact with different devices and network setups. Optimizing web pages for INP should be a top concern for site owners and writers who want to improve the user experience.

How do you figure out INP?

Milliseconds (ms) will be used to measure INP.

The Navigation time API has a number of time measures that can be used to figure out how well users are dealing with a website. INP is found by taking the timestamp of the first user input event (like hitting a button or putting data into a form field) and deleting it from the page’s next paint event’s calendar date The result is how long it takes for the user’s input to change the page in a way that can be seen.

INP can be measured with a variety of tools, such as browser add-ons, web performance tracking apps, and Google’s own Core Web Vitals report in Google Search Console. Tracking and adjusting for INP can help web creators improve the user experience and general speed of their sites.

INP will keep track of how long it takes for a user to click, tap, or type during a visit or exchange. 

What will a good INP score be?

Google says that web pages should aim for an Interaction to Next Paint (INP) number of 200 milliseconds or less to give users a good experience. This means that the time between a user’s first contact with a website and the next change in how it looks should be less than 100 milliseconds.

• A high INP score is below 200 milliseconds.
• A good INP score is between 200 and 500 milliseconds,
• while a bad INP score is 500 milliseconds or more.

INP can be different depending on the type of website or online app, how complex the page is, and what the users expect. A good general goal is to get a score of 200 milliseconds or less, but it’s important to think about other factors that could affect the user experience and speed. Web creators and site owners should check their INP numbers from time to time to improve the user experience.

Conclusion:

Google has made INP a new way to measure how fast a website is. The new Core Web Vitals indicator, FID, is a better way to measure speed than INP. According to Google, INP will be designated as a Core Web Vital in March 2024. This means that Google may put websites with a low INP score lower in search results.