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LCP Largest Contentful Paint: how long until the biggest thing on the screen, usually the hero image or headline, has appeared. This is the number the club rule uses.

2.2s

Almost

Close. Shave 0.7 s to get in.

Real-user data from the Chrome UX Report, 75th percentile, mobile. Measured on https://github.com. Checked 2026-09-05.

FCP First Contentful Paint: how long until the first text or image shows up. The moment the page stops being blank.2.0 s
TTFB Time to First Byte: how long the server takes to start sending the page. Slow TTFB means slow hosting or heavy server work.1,190 ms
INP Interaction to Next Paint: how quickly the page reacts when you tap or click. Under 200 ms feels instant.251 ms
CLS Cumulative Layout Shift: how much the page jumps around while loading. 0 is perfect, under 0.1 is good.0.02
Desktop LCP The same Largest Contentful Paint, measured for real visitors on desktop browsers. The club rule uses the phone number.1.8 s

Six months of Mondays

Weekly p75, phone 75th percentile: three quarters of real visits were at least this fast that week.

Fastest week 2.0 s · slowest 2.2 sDashed line: the 1.5 s rule

Club history

Joined and kicked
Nothing yet. The first weekly recheck writes the first line here.

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Live, so it can't lie
instantly.fyi: 2.2 s ✗
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