First Paint Timing API

API to enable developers to measure time for First Paint & First Contentful Paint -- the first key moments in loading that they care about.

Specification

Editor's draft

Status in Chromium

Blink>PerformanceAPIs


Enabled by default (launch bug) in:

  • Chrome for desktop release 60
  • Chrome for Android release 60
  • Android WebView release 60
  • Opera release 47
  • Opera for Android release 47

Consensus & Standardization

Owner

Last updated on 2017-07-24