Exchangerate.host vs CoinDesk BPI
Same instrument, two spec sheets — measured, not claimed.
Exchangerate.host vs CoinDesk BPI: common questions
Which is more reliable, Exchangerate.host or CoinDesk BPI?
On our scheduled checks, CoinDesk BPI leads on measured uptime — Exchangerate.host at —% versus CoinDesk BPI 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 Exchangerate.host and CoinDesk BPI need an API key?
Neither needs a paid key — Exchangerate.host is callable with no signup, and CoinDesk BPI is callable with no signup. Both are quick to prototype with; rate limits still apply.
Can I call Exchangerate.host and CoinDesk BPI from the browser?
Yes — both Exchangerate.host and CoinDesk BPI 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 Exchangerate.host and CoinDesk BPI free for commercial use?
Exchangerate.host has unclear commercial terms, and CoinDesk BPI is personal/non-commercial only. 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.