LCP
Largest Contentful Paint is the time until the largest visible element finishes rendering.
Why it matters
It is the Core Web Vital most often failed and the one a marketing page can control almost entirely at build time.
How it is measured
Run Lighthouse in mobile mode and read the LCP value, then confirm against field data.
Checks that involve lcp
Related terms
Questions
What is lcp?
Largest Contentful Paint is the time until the largest visible element finishes rendering.
Why does lcp matter?
It is the Core Web Vital most often failed and the one a marketing page can control almost entirely at build time.
How is lcp measured?
Run Lighthouse in mobile mode and read the LCP value, then confirm against field data.