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Blockchain.info vs Sharpe

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

APIBlockchain.infoHEALTHY95SharpeHEALTHY81
Uptime · 30d
Uptime · 90d100%98.0%
Uptime · 30d100%96.7%
P50 · ms3971239
P95 · ms8703358
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Blockchain.info vs Sharpe: common questions

Which is more reliable, Blockchain.info or Sharpe?

On our scheduled checks, Blockchain.info leads on measured uptime — Blockchain.info at 100% versus Sharpe at 98.0% 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 Sharpe?

Blockchain.info has the lower median latency in our checks — Blockchain.info responds in 397 ms versus Sharpe at 1239 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 Sharpe need an API key?

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

Can I call Blockchain.info and Sharpe from the browser?

Yes — both Blockchain.info and Sharpe 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 Blockchain.info and Sharpe free for commercial use?

Blockchain.info has unclear commercial terms, and Sharpe 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.