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OpenMercantil vs OpenRegistry

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

APIOpenMercantilNEW—OpenRegistryNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — anonymous, no keyFree tier — API key required
Rate limit60 req/min, 200 req/day per IP (anonymous)Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OpenMercantil vs OpenRegistry: common questions

Which is more reliable, OpenMercantil or OpenRegistry?

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

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

Can I call OpenMercantil and OpenRegistry from the browser?

Yes — both OpenMercantil and OpenRegistry 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 OpenMercantil and OpenRegistry free for commercial use?

OpenMercantil has unclear commercial terms, and OpenRegistry 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.