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Banking API vs Fed Treasury

Same instrument, two spec sheets — measured, not claimed.

APIBanking APINEW—Fed TreasuryNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthapiKeynone
CORSnono
HTTPSyesyes
Card requirednono
Commercial useunclearyes
Data licenseUnverifiedOpen U.S. Government data (public domain)
Free tierFree tier — API key requiredFree — no API key
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Banking API vs Fed Treasury: common questions

Which is more reliable, Banking API or Fed Treasury?

On our scheduled checks, Fed Treasury leads on measured uptime — Banking API at —% versus Fed Treasury 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 Banking API and Fed Treasury need an API key?

Fed Treasury needs no key, while Banking API requires a free API key. If you want to start calling without signup, reach for Fed Treasury first.

Can I call Banking API and Fed Treasury from the browser?

Neither sends browser-friendly CORS headers reliably, so call Banking API and Fed Treasury from a server or proxy rather than client-side. The CORS and HTTPS rows above show exactly what we detected for each.

Are Banking API and Fed Treasury free for commercial use?

Banking API has unclear commercial terms, and Fed Treasury allows commercial use on its free tier. 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.