Treasury Yields

Last 30 days

Uptime

100%

Response time

223 ms typical, 223 ms slowest 5%

Last check

1 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://x402stock.vercel.app/api/v1/treasury-yields?limit=1"

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fx402stock.vercel.app%2Fapi%2Fv1%2Ftreasury-yields
const res = await pay("https://x402stock.vercel.app/api/v1/treasury-yields?limit=1");
console.log(await res.json());

Example input

{
  "limit": 1
}

Example output

{
  "as_of": "2026-05-29T00:00:00.000Z",
  "count": 1,
  "maturities": [
    "1mo",
    "1.5mo",
    "2mo",
    "3mo",
    "4mo",
    "6mo",
    "1yr",
    "2yr",
    "3yr",
    "5yr",
    "7yr",
    "10yr",
    "20yr",
    "30yr"
  ],
  "rates": [
    {
      "date": "2026-05-29",
      "rates": {
        "1.5mo": 3.71,
        "10yr": 4.19,
        "1mo": 3.72,
        "1yr": 3.47,
        "20yr": 4.81,
        "2mo": 3.66,
        "2yr": 3.47,
        "30yr": 4.86,
        "3mo": 3.65,
        "3yr": 3.55,
        "4mo": 3.62,
        "5yr": 3.74,
        "6mo": 3.58,
        "7yr": 3.95
      }
    }
  ],
  "series": "daily_treasury_par_yield_curve",
  "source": "us_treasury",
  "unit": "percent"
}

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