Macro

{
  "checkedAt": "2026-10-13T18:40:00.000Z",
  "license": "US federal data (public domain; FRED terms, https://fred.stlouisfed.org/legal) and ECB statistics (free reuse with attribution, https://www.ecb.europa.eu/services/disclaimer)",
  "series": [
    {
      "change": {
        "pctVsYearAgo": 25,
        "vsPrevious": 0,
        "vsYearAgo": 0.5,
        "yearAgoDate": "2025-10-13"
      },
      "frequency": "daily",
      "label": "ECB deposit facility rate",
      "latest": {
        "date": "2026-10-13",
        "value": 2.5
      },
      "name": "ecb_deposit_rate",
      "observations": [
        {
          "date": "2026-10-13",
          "value": 2.5
        },
        {
          "date": "2026-10-12",
          "value": 2.5
        },
        {
          "date": "2026-10-11",
          "value": 2.5
        }
      ],
      "previous": {
        "date": "2026-10-12",
        "value": 2.5
      },
      "source": "ECB FM dataset",
      "unit": "percent",
      "window": {
        "newest": "2026-10-13",
        "oldest": "2025-09-09"
      }
    }
  ],
  "source": "FRED, Federal Reserve Bank of St. Louis (https://fred.stlouisfed.org) and the ECB Data Portal (https://data.ecb.europa.eu)"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://api.sitecheck-api.workers.dev/api/macro?limit=3&series=fed_funds%2Cecb_deposit_rate'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://api.sitecheck-api.workers.dev/api/macro?limit=3&series=fed_funds%2Cecb_deposit_rate' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.001 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.001" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.001 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fapi.sitecheck-api.workers.dev%2Fapi%2Fmacro
const res = await pay("https://api.sitecheck-api.workers.dev/api/macro?limit=3&series=fed_funds%2Cecb_deposit_rate");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.001 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.001"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://api.sitecheck-api.workers.dev/api/macro?limit=3&series=fed_funds%2Cecb_deposit_rate")
    print(res.status_code, res.text)