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BlockCypher vs CoinRanking

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

APIBlockCypherNEW—CoinRankingNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree tier — API key may be required for production
Rate limitRetry-After: 1787s5 req/window · 4 remaining · resets 24
In directory since2026-07-052026-07-05
operationalpartialdownno data

BlockCypher vs CoinRanking: common questions

Which is more reliable, BlockCypher or CoinRanking?

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

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

Can I call BlockCypher and CoinRanking from the browser?

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

Are BlockCypher and CoinRanking free for commercial use?

BlockCypher has unclear commercial terms, and CoinRanking 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.