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