CoinDesk BPI vs Fixer
Same instrument, two spec sheets — measured, not claimed.
CoinDesk BPI vs Fixer: common questions
Which is more reliable, CoinDesk BPI or Fixer?
On our scheduled checks, Fixer leads on measured uptime — CoinDesk BPI at —% versus Fixer 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 CoinDesk BPI and Fixer need an API key?
CoinDesk BPI needs no key, while Fixer requires a free API key. If you want to start calling without signup, reach for CoinDesk BPI first.
Can I call CoinDesk BPI and Fixer from the browser?
Yes — both CoinDesk BPI and Fixer 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 CoinDesk BPI and Fixer free for commercial use?
CoinDesk BPI is personal/non-commercial only, and Fixer 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.