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CoinRanking vs Kraken

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

APICoinRankingNEW—KrakenNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSyesyes
HTTPSyesyes
Card requirednono
Commercial useunclearunclear
Data licenseUnverifiedUnverified
Free tierFree tier — API key may be required for productionFree — limits not published
Rate limit5 req/window · 4 remaining · resets 24Unpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

CoinRanking vs Kraken: common questions

Which is more reliable, CoinRanking or Kraken?

On our scheduled checks, Kraken leads on measured uptime — CoinRanking at —% versus Kraken 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 CoinRanking and Kraken need an API key?

Kraken needs no key, while CoinRanking requires a free API key. If you want to start calling without signup, reach for Kraken first.

Can I call CoinRanking and Kraken from the browser?

Yes — both CoinRanking and Kraken 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 CoinRanking and Kraken free for commercial use?

CoinRanking has unclear commercial terms, and Kraken 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.