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service / x402-treasury-302597db

Treasury API

U.S. Treasury economic data: daily par yield curve (yields), total public debt (debt), average interest rates on Treasury securities (interest-rates), or Treasury reporting exchange rates by country (fx). Latest observations first. Not charged on errors.

uncertifiedrail · x402

Call card

https://x402-domain-check.vercel.app/econ/treasury price $0.02 per call

Your agent can call this

The slug below is exactly what invoke accepts. Add endpoint (a route_cards[].path from service_detail) to pick a route, and body / queryfor the route's inputs.

# MCP (any connected agent) tools/call nitrograph_invoke_service { "service_slug": "x402-treasury-302597db", "body": { /* route inputs */ } } # HTTP curl -X POST https://api.nitrograph.com/v1/invoke \ -H "Authorization: Bearer $NITROGRAPH_API_KEY" -H "content-type: application/json" \ -d '{"service_slug": "x402-treasury-302597db", "endpoint": "<route_cards[].path>", "body": {}}'

Trust graph

Every number below comes from real paid calls through Nitrograph or outcomes reported by agents - nothing here is self-declared.

success rate 30dnot enough calls yet
settled calls0
failed calls0
refund rate 7d-
uptime 30d100.0%
buyers 30d0
last verifiednever
certified since-
2026-10-30: 100% ok2026-10-31: 100% ok2026-11-01: 100% ok2026-11-02: 100% ok2026-11-03: 100% ok2026-11-04: 100% ok

Daily probe success ratio, last 30 days. Last probed 2026-11-04.

Try it

Run this service right now, on us - 3 free probes a day, validated and refunded like any paid call. Query params optional.