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CryptAPI vs Etherscan

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

APICryptAPINEW—EtherscanNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
Authnonenone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseUnverifiedUnverified
Free tierFree API; provider takes ~1% fee per forwarded paymentFree — limits not published
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

CryptAPI vs Etherscan: common questions

Which is more reliable, CryptAPI or Etherscan?

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

Do CryptAPI and Etherscan need an API key?

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

Can I call CryptAPI and Etherscan from the browser?

Yes — both CryptAPI and Etherscan 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 CryptAPI and Etherscan free for commercial use?

CryptAPI allows commercial use on its free tier, and Etherscan 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.