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OKEx vs Block Lottos

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

APIOKExNEW—Block LottosNEW—
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, no key (API docs state no key required)
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

OKEx vs Block Lottos: common questions

Which is more reliable, OKEx or Block Lottos?

On our scheduled checks, Block Lottos leads on measured uptime — OKEx at —% versus Block Lottos 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 OKEx and Block Lottos need an API key?

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

Can I call OKEx and Block Lottos from the browser?

Yes — both OKEx and Block Lottos 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 OKEx and Block Lottos free for commercial use?

OKEx has unclear commercial terms, and Block Lottos 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.