Fed Treasury vs Financial Data
Same instrument, two spec sheets — measured, not claimed.
Fed Treasury vs Financial Data: common questions
Which is more reliable, Fed Treasury or Financial Data?
Both are neck-and-neck — Fed Treasury and Financial Data each measure 0.0% uptime over 90 days on our probe schedule. Reliability here is verified from our own scheduled checks; use the 30-day bars above to see which has been steadier lately.
Do Fed Treasury and Financial Data need an API key?
Fed Treasury needs no key, while Financial 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 Financial Data from the browser?
Neither sends browser-friendly CORS headers reliably, so call Fed Treasury and Financial Data from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.
Are Fed Treasury and Financial Data free for commercial use?
Fed Treasury allows commercial use on its free tier, and Financial 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.