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Blockchain.info vs Coinpaprika

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

APIBlockchain.infoHEALTHY95CoinpaprikaDEAD0
Uptime · 30d
Uptime · 90d100%1.0%
Uptime · 30d100%0.0%
P50 · ms397291
P95 · ms870291
Authnonenone
CORSyesno
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedRetry-After: 3600s
In directory since2026-07-052026-07-05
operationalpartialdownno data

Blockchain.info vs Coinpaprika: common questions

Which is more reliable, Blockchain.info or Coinpaprika?

On our scheduled checks, Blockchain.info leads on measured uptime — Blockchain.info at 100% 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, Blockchain.info or Coinpaprika?

Coinpaprika has the lower median latency in our checks — Blockchain.info responds in 397 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 Blockchain.info and Coinpaprika need an API key?

Neither needs a paid key — Blockchain.info 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 Blockchain.info and Coinpaprika from the browser?

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

Are Blockchain.info and Coinpaprika free for commercial use?

Blockchain.info 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.