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Registrum API vs The Odds API

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

APIRegistrum APINEW—The Odds APIREACHABLE—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeyapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key requiredFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Registrum API vs The Odds API: common questions

Which is more reliable, Registrum API or The Odds API?

On our scheduled checks, The Odds API leads on measured uptime — Registrum API at —% versus The Odds API 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 Registrum API and The Odds API need an API key?

Both ask you to authenticate — Registrum API uses an API key and The Odds API uses an API key. Each key is free to obtain; the Auth and Card-required rows above spell out the signup terms.

Can I call Registrum API and The Odds API from the browser?

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

Are Registrum API and The Odds API free for commercial use?

Registrum API has unclear commercial terms, and The Odds API 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.