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The daily US Treasury par yield curve (Constant Maturity Treasury rates).
Both commands call the selected provider directly.
curl '/routes/x402stock/finance/treasury-yields?limit=1'
h402 call 'finance/treasury-yields' --provider 'x402stock' --method GET --query '{"limit":1}'Fill the request fields, quote the exact per-call total, then choose x402 or eligible bonus credit explicitly before sending. Only the selected provider's listed parameters are accepted.
limitintegeroptional1–90default 1Number of daily yield-curve readings to return, most recent first.
{
"limit": 1
}{ "data": { "source": "us_treasury", "as_of": "2026-07-20T00:00:00.000Z", "series": "daily_treasury_par_yield_curve", "unit": "percent", "maturities": [ "1mo", "1.5mo", "2mo" ], "count": 1, "rates": [ { "date": "2026-07-20", "rates": { "1mo": 3.72, "1.5mo": 3.76, "2mo": 3.81, "3mo": 3.86, "4mo": 3.93, "6mo": 4, "1yr": 4.03, "2yr": 4.21, "3yr": 4.25, "5yr": 4.33, "7yr": 4.45, "10yr": 4.6, "20yr": 5.12, "30yr": 5.11 } } ] }, "h402": { "routeId": "finance/treasury-yields", "provider": "x402stock", "selectedCandidateId": "finance/treasury-yields/x402stock", "routing": "manual", "paidBy": "x402-exact" } }
Choose a provider for this task. The catalog recommends the current default from quality, reliability, and price; your selected provider stays pinned. Listed prices are provider prices; settlement adds a 5% h402 fee.