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CryptoLabel API vs Etherscan

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

APICryptoLabel APINEW—EtherscanNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
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

CryptoLabel API vs Etherscan: common questions

Which is more reliable, CryptoLabel API or Etherscan?

On our scheduled checks, Etherscan leads on measured uptime — CryptoLabel API 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 CryptoLabel API and Etherscan need an API key?

Neither needs a paid key — CryptoLabel API 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 CryptoLabel API and Etherscan from the browser?

Yes — both CryptoLabel API 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 CryptoLabel API and Etherscan free for commercial use?

CryptoLabel API has unclear commercial terms, 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.