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Blockchain.info vs Coinlore

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

APIBlockchain.infoHEALTHY95CoinloreHEALTHY97
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms397327
P95 · ms870675
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree — limits not publishedFree, no key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Blockchain.info vs Coinlore: common questions

Which is more reliable, Blockchain.info or Coinlore?

Both are neck-and-neck — Blockchain.info and Coinlore each measure 100% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.

Which is faster, Blockchain.info or Coinlore?

Coinlore has the lower median latency in our checks — Blockchain.info responds in 397 ms versus Coinlore at 327 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 Coinlore need an API key?

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

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

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

Blockchain.info has unclear commercial terms, and Coinlore 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.