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Fed Treasury vs Signaliz

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

APIFed TreasuryNEW—SignalizNEW—
Uptime · 30d
Uptime · 90d—%—%
Uptime · 30d—%—%
P50 · ms——
P95 · ms——
AuthnoneapiKey
CORSnoyes
HTTPSyesyes
Card requirednono
Commercial useyesunclear
Data licenseOpen U.S. Government data (public domain)Unverified
Free tierFree — no API keyFree tier — API key required
Rate limitUnpublishedUnpublished
In directory since2026-07-052026-07-05
operationalpartialdownno data

Fed Treasury vs Signaliz: common questions

Which is more reliable, Fed Treasury or Signaliz?

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

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

Can I call Fed Treasury and Signaliz from the browser?

Only Signaliz 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 Signaliz free for commercial use?

Fed Treasury allows commercial use on its free tier, and Signaliz 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.