LCP finder
Which is the page's largest element, how long it takes and where the delay is: server, discovery, download or rendering.
One Lighthouse run with PageSpeed's default throttling; result kept for 1 hour. Want this on every page, every day, with an alert when it gets worse? Run the free site check · See plans
Related guides
How to improve LCP: the four parts of LCP time
LCP breaks down into TTFB, resource load delay, load duration and render delay. How to measure each part and what to fix in each one.
Core Web Vitals: what LCP, INP and CLS are and how to improve them
What LCP, INP and CLS measure, the good and poor thresholds, how Google uses these metrics in Search and where to find your site's data.
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