Financial Data vs Markbase
Same instrument, two spec sheets — measured, not claimed.
Financial Data vs Markbase: common questions
Which is more reliable, Financial Data or Markbase?
On our scheduled checks, Markbase leads on measured uptime — Financial Data at —% versus Markbase 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 Financial Data and Markbase need an API key?
Markbase needs no key, while Financial Data requires a free API key. If you want to start calling without signup, reach for Markbase first.
Can I call Financial Data and Markbase from the browser?
Only Markbase is browser-friendly — it returns CORS headers over HTTPS. Financial Data needs a server-side call or proxy, so factor that into which one fits a front-end project.
Are Financial Data and Markbase free for commercial use?
Financial Data has unclear commercial terms, and Markbase 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.