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