Ambee vs REST Countries

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

Uptime · 30d
Uptime · 90d0.0%100%
Uptime · 30d0.0%100%
P50 · ms328
P95 · ms1189
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedMPL-2.0
Free tierFree tier — API key requiredUnlimited
Rate limitUnpublishedNone published
In directory since2026-07-052026-05-02
operationalpartialdownno data

Ambee vs REST Countries: common questions

Which is more reliable, Ambee or REST Countries?

On our scheduled checks, REST Countries leads on measured uptime — Ambee at 0.0% versus REST Countries at 100% 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 Ambee and REST Countries need an API key?

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

Can I call Ambee and REST Countries from the browser?

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

Are Ambee and REST Countries free for commercial use?

Ambee has unclear commercial terms, and REST Countries allows commercial use on its free tier. 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.