btcnode.uk vs Kraken
Same instrument, two spec sheets — measured, not claimed.
btcnode.uk vs Kraken: common questions
Which is more reliable, btcnode.uk or Kraken?
On our scheduled checks, Kraken leads on measured uptime — btcnode.uk at 91.2% versus Kraken at 100% over 90 days. These are our own probe results, not provider claims; the uptime bars above show the day-by-day record for both.
Which is faster, btcnode.uk or Kraken?
Kraken has the lower median latency in our checks — btcnode.uk responds in 586 ms versus Kraken at 155 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 btcnode.uk and Kraken need an API key?
Neither needs a paid key — btcnode.uk is callable with no signup, and Kraken is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call btcnode.uk and Kraken from the browser?
Only Kraken is browser-friendly — it returns CORS headers over HTTPS. btcnode.uk needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are btcnode.uk and Kraken free for commercial use?
btcnode.uk 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.