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Alpha (Mossland) vs Blockchain.info

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

APIAlpha (Mossland)HEALTHY86Blockchain.infoHEALTHY95
Uptime · 30d
Uptime · 90d100%100%
Uptime · 30d100%100%
P50 · ms761397
P95 · ms3240870
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

Alpha (Mossland) vs Blockchain.info: common questions

Which is more reliable, Alpha (Mossland) or Blockchain.info?

Both are neck-and-neck — Alpha (Mossland) and Blockchain.info 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, Alpha (Mossland) or Blockchain.info?

Blockchain.info has the lower median latency in our checks — Alpha (Mossland) responds in 761 ms versus Blockchain.info at 397 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 Alpha (Mossland) and Blockchain.info need an API key?

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

Can I call Alpha (Mossland) and Blockchain.info from the browser?

Yes — both Alpha (Mossland) and Blockchain.info 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 Alpha (Mossland) and Blockchain.info free for commercial use?

Alpha (Mossland) has unclear commercial terms, and Blockchain.info 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.