Rates Curve

Last 30 days

Uptime

100%

Response time

59 ms typical, 59 ms slowest 5%

Last check

4 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://api.marketintelligenceapi.com/api/v1/rates/curve"

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 $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.marketintelligenceapi.com%2Fapi%2Fv1%2Frates%2Fcurve
const res = await pay("https://api.marketintelligenceapi.com/api/v1/rates/curve");
console.log(await res.json());

Example output

{
  "breakevenInflation10yPercent": 2.33,
  "date": "2026-09-24",
  "inversions": {
    "2s10s": false,
    "3m10y": false
  },
  "nominalYieldsPercent": {
    "10 Yr": 5.18,
    "2 Yr": 4.87,
    "3 Mo": 4.24,
    "30 Yr": 5.47
  },
  "overnight": {
    "ESTR": {
      "ratePercent": 2.44
    },
    "SOFR": {
      "effectiveDate": "2026-09-23",
      "ratePercent": 3.87
    }
  },
  "slopesBps": {
    "2s10s": 31,
    "3m10y": 94
  }
}

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