BlockCypher vs Coinpaprika

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

Uptime · 30d
Uptime · 90d30.4%1.0%
Uptime · 30d36.7%0.0%
P50 · ms145291
P95 · ms1129291
Authnonenone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitRetry-After: 1787sRetry-After: 3600s
In directory since2026-07-052026-07-05
operationalpartialdownno data

BlockCypher vs Coinpaprika: common questions

Which is more reliable, BlockCypher or Coinpaprika?

On our scheduled checks, BlockCypher leads on measured uptime — BlockCypher at 30.4% versus Coinpaprika at 1.0% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.

Which is faster, BlockCypher or Coinpaprika?

BlockCypher has the lower median latency in our checks — BlockCypher responds in 145 ms versus Coinpaprika at 291 ms (P50). Tail latency (P95) is in the table above; for most workloads the median is the number that shapes how the API feels.

Do BlockCypher and Coinpaprika need an API key?

Neither needs a paid key — BlockCypher is callable with no signup, and Coinpaprika is callable with no signup. Both are quick to prototype with; rate limits still apply.

Can I call BlockCypher and Coinpaprika from the browser?

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

Are BlockCypher and Coinpaprika free for commercial use?

BlockCypher has unclear commercial terms, and Coinpaprika 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.