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Monday vs Sheetsu

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

APIMondayHEALTHY98SheetsuHEALTHY92
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms207572
P95 · ms10861259
AuthapiKeyapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree tier — key may be required
Rate limitUnpublished90 req/window · 89 remaining
In directory since2026-07-052026-07-05
operationalpartialdownno data

Monday vs Sheetsu: common questions

Which is more reliable, Monday or Sheetsu?

Both are neck-and-neck — Monday and Sheetsu each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Monday or Sheetsu?

Monday has the lower median latency in our checks — Monday responds in 207 ms versus Sheetsu at 572 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do Monday and Sheetsu need an API key?

Both ask you to authenticate — Monday uses an API key and Sheetsu uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call Monday and Sheetsu from the browser?

Yes — both Monday and Sheetsu send CORS headers over HTTPS, so front-end code can fetch either directly with no backend proxy. That makes them easy to swap in a client-side app while you compare responses.

Are Monday and Sheetsu free for commercial use?

Monday has unclear commercial terms, and Sheetsu 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.