Sheetsu vs What The Commit

Same instrument, two spec sheets — measured, not claimed.

Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms
P95 · ms
AuthapiKeynone
CORSyesyes
HTTPSyesno
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limit90 req/window · 89 remainingUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Sheetsu vs What The Commit: common questions

Which is more reliable, Sheetsu or What The Commit?

On our scheduled checks, What The Commit leads on measured uptime — Sheetsu at —% versus What The Commit at —% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Do Sheetsu and What The Commit need an API key?

What The Commit needs no key, while Sheetsu requires a free API key. If you want to start calling without signup, reach for What The Commit first.

Can I call Sheetsu and What The Commit from the browser?

Only Sheetsu is browser-friendly — it returns CORS headers over HTTPS. What The Commit needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are Sheetsu and What The Commit free for commercial use?

Sheetsu has unclear commercial terms, and What The Commit has unclear commercial terms. We track service terms and the data license as separate fields — see the Commercial use and Data license rows above, and confirm both before shipping either in a paid product.