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French Business API vs OpenSanctions

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

APIFrench Business APINEW—OpenSanctionsNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

French Business API vs OpenSanctions: common questions

Which is more reliable, French Business API or OpenSanctions?

On our scheduled checks, OpenSanctions leads on measured uptime — French Business API at —% versus OpenSanctions 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 French Business API and OpenSanctions need an API key?

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

Can I call French Business API and OpenSanctions from the browser?

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

French Business API has unclear commercial terms, and OpenSanctions 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.