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Foundry Treasury Yields
x402
Foundry Treasury Yields is a paid API for AI agents from minty-sprout.onrender.com, paid per call via x402, $0.002/call, status unknown (last checked 2026-11-01).
Returns the latest daily US Treasury par yield curve rates from 1-month to 30-year maturities, plus the 10y-2y spread
Price / call$0.002
Success—
StatusUnknown
How this service works
US Treasury yields: the latest daily par yield curve from 1 month to 30 years, with the 10y-2y spread (U.S. Treasury, public domain). Input: any text.
Output
Returns a JSON object with the date of the yield curve, all Treasury par yields in percent across maturities (1m, 3m, 6m, 1y, 2y, 5y, 10y, 20y, 30y), the 10y-2y spread in percent, and the source attribution from the U.S. Department of the Treasury.
Example use cases
Daily bond market briefing
“Pull today's full US Treasury yield curve and tell me whether the curve is inverted based on the 10y-2y spread.”
Macro research rate snapshot
“I'm writing a macro report — give me the latest Treasury par yields for the 2-year, 5-year, 10-year, and 30-year, plus the 10y-2y spread as of today.”
Automated portfolio rate monitor
“Check the current US Treasury yields and flag if the 10-year rate has moved above 5% or the yield curve is inverted.”
Technical details
Endpoint
POSThttps://minty-sprout.onrender.com/v1/treasury-yields?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need a quick, structured snapshot of the entire US Treasury par yield curve and the 10y-2y spread without needing to scrape the Treasury website directly. It is ideal for agents performing macro analysis, portfolio monitoring, or financial reporting where real-time government bond rates are needed in a machine-readable format.
Side effects
- Stale data if Treasury has not published a new curve for the day (e.g. market holiday)
- Service unavailable if the Render.com host is cold-starting or down
- Upstream Treasury data source unavailable or delayed
- Input validation error if request body is malformed
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| input | string | Any text |
Output
Schema · Response
{
"type": "json",
"example": {
"date": "2026-10-30",
"source": "U.S. Department of the Treasury daily par yield curve (public domain)",
"spread_10y_2y": 0.38,
"yields_percent": {
"1m": 4.06,
"1y": 4.36,
"2y": 4.56,
"3m": 4.16,
"5y": 4.71,
"6m": 4.25,
"10y": 4.94,
"20y": 5.34,
"30y": 5.31
}
}
}Tags
x402
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