Preview. Every figure on this site is currently a fixture, not a measurement — the live crawl has not run yet. Nothing here describes Google's actual results.
Free key
Content and growth

core web vitals best practices

Measured weekly since 2026-W25. 12 observations.

Measured 2026-W36 · 2026-08-31 · google.com, gl=us

2026-W36

This week

AI Overview
Not showing
in 11 of 12 weeks
Sources cited
no overview to cite from
Organic results
9
returned on page one
Weekly churn
11%
of the top 10 changes each week
AI Overview, week by week
2026-W252026-W36
How much the top 10 moved

Google is not answering this query itself as of 2026-W36. The 9 results below are the whole page.

Page one

Organic results

#DomainTitleSitelinks
1capterra.comA practical guide to core web vitals best practices
2medium.comCore web vitals best practices in 2026
3github.comCore web vitals best practices — github
4freecodecamp.orgCore web vitals best practices — freecodecamp
5youtube.comCore web vitals best practices — youtube
6geeksforgeeks.orgCore web vitals best practices | geeksforgeeks docs
7zapier.comzapier: core web vitals best practices
8news.ycombinator.comA practical guide to core web vitals best practices
9docs.python.orgCore web vitals best practices in 2026
Since 2026-W29

Position history

DomainW29W30W31W32W33W34W35W36
capterra.com11113111
medium.com22221222
github.com43344443
freecodecamp.org34432334
youtube.com56555555
geeksforgeeks.org65666666

A dot means the domain was not on page one that week. This is the part no live SERP checker can show you: it needs someone to have been measuring before you asked.

Blocks

Features on this page

AI Overview People Also Ask Related searches Knowledge panel Sitelinks

Filled means Google rendered the block for this query this week. AI Overview, People Also Ask, Related searches, Knowledge panel, Sitelinks — each has its own prevalence across all 4,185 queries.

API

Reproduce this page

Every figure above comes from one call. This is that call — the same endpoint, the same parameters, run once a week.

curl --request GET \
  --url 'https://serpens.p.rapidapi.com/api/v1/search_ai_overview?q=core%20web%20vitals%20best%20practices&gl=us&hl=en&format=json' \
  --header 'x-rapidapi-host: serpens.p.rapidapi.com' \
  --header 'x-rapidapi-key: YOUR_KEY'

Run it on your own queries

Free tier, no card. The AI Overview endpoint returns the overview, its citations, and the organic results in one response.

Get a free API key

Get this measurement every week

One email each Monday covering core web vitals best practices: what changed in the results, which domains moved, and where AI Overview switched on or off. Unsubscribe in one click.