French Business API vs REST Countries

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

Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms194274
P95 · ms8691520
AuthapiKeynone
CORSyesyes
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

French Business API vs REST Countries: common questions

Which is more reliable, French Business API or REST Countries?

Both are neck-and-neck — French Business API and REST Countries 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, French Business API or REST Countries?

French Business API has the lower median latency in our checks — French Business API responds in 194 ms versus REST Countries at 274 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 French Business API and REST Countries need an API key?

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

Can I call French Business API and REST Countries from the browser?

Yes — both French Business API and REST Countries 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 French Business API and REST Countries free for commercial use?

French Business API 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.