A

Agentfeeds · Rates JGB Curve

by Agentfeeds

GETBase

$0.002

per call · USD Coin on Base

Japanese government bond yield curve (1 to 40 years, 15 tenors) from the Ministry of Finance's daily reference series. Complements boj.rates (the short-end policy-rate proxy) with the long end of the curve. Factual published data only; not investment advice or a rate forecast.

Endpoint

GET https://api.agentfeeds.jp/v1/jp/rates/jgb_curve

2

Calls / 30d

1

Unique payers / 30d

Aug 28

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://api.agentfeeds.jp/v1/jp/rates/jgb_curve", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://api.agentfeeds.jp/v1/jp/rates/jgb_curve" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "data": {
    "date": "2026-07-24",
    "maturities": {
      "10y": 2.86,
      "1y": 1.18,
      "20y": 3.8,
      "2y": 1.43,
      "30y": 4,
      "3y": 1.59,
      "40y": 3.94,
      "5y": 2.04
    },
    "unit": "percent"
  },
  "kind": "factual_data",
  "product": "jp.rates.jgb_curve"
}

Payment details

Pay to0x67ac1e671e87b2c91847230748ed38a596013ea6
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase
Schemesexact

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