FRED series metadata · Fred Series Info

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://agent402.tools/api/fred-series-info", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://agent402.tools/api/fred-series-info?seriesId=UNRATE" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "frequency": "Monthly",
  "id": "UNRATE",
  "observationEnd": "2026-05-01",
  "observationStart": "1948-01-01",
  "popularity": 94,
  "title": "Unemployment Rate",
  "units": "Percent"
}