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Bitmex vs BlockCypher

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

APIBitmexNEW—BlockCypherNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — key may be requiredFree — limits not published
Rate limit300 req/window · 299 remaining · resets 1783520161Retry-After: 1787s
In directory since2026-07-052026-07-05
operationalpartialdownno data

Bitmex vs BlockCypher: common questions

Which is more reliable, Bitmex or BlockCypher?

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

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

Can I call Bitmex and BlockCypher from the browser?

Neither sends browser-friendly CORS headers reliably, so call Bitmex and BlockCypher from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Bitmex and BlockCypher free for commercial use?

Bitmex has unclear commercial terms, and BlockCypher 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.