REST Countries vs Stytch

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms328577
P95 · ms11891314
AuthnoneapiKey
CORSnono
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseMPL-2.0Unverified
Free tierUnlimitedFree tier — key may be required
Rate limitNone publishedUnpublished
In directory since2026-05-022026-07-05
operationalpartialdownno data

REST Countries vs Stytch: common questions

Which is more reliable, REST Countries or Stytch?

Both are neck-and-neck — REST Countries and Stytch 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, REST Countries or Stytch?

REST Countries has the lower median latency in our checks — REST Countries responds in 328 ms versus Stytch at 577 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 REST Countries and Stytch need an API key?

REST Countries needs no key, while Stytch requires a free API key. If you want to start calling without signup, reach for REST Countries first.

Can I call REST Countries and Stytch from the browser?

Neither sends browser-friendly CORS headers reliably, so call REST Countries and Stytch from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are REST Countries and Stytch free for commercial use?

REST Countries allows commercial use on its free tier, and Stytch 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.