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OpenSanctions vs Yelp

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

APIOpenSanctionsNEW—YelpNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OpenSanctions vs Yelp: common questions

Which is more reliable, OpenSanctions or Yelp?

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

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

Can I call OpenSanctions and Yelp from the browser?

Only OpenSanctions is browser-friendly — it returns CORS headers over HTTPS. Yelp needs a server-side call or proxy, so factor that into which one fits a front-end project.

Are OpenSanctions and Yelp free for commercial use?

OpenSanctions has unclear commercial terms, and Yelp 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.