Latamref

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://latamref.dev/v1/:country/:series", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://latamref.dev/v1/:country/:series" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "confidence": "primary",
  "country": "AR",
  "disclaimer": "Independent service, not affiliated with any government. Verify against the cited official source before legal or financial use.",
  "effective_from": "2025-07-10",
  "last_confirmed": "2026-08-28",
  "last_confirmed_by": "provenance-byte-identity",
  "notes": "Served as null on purpose. On 2025-07-10 the BCRA discontinued the Letras Fiscales de Liquidez (LeFi) and, with them, ended the tasa de política monetaria that had functioned as i…",
  "series": "policy-rate",
  "source": {
    "name": "BCRA — Comunicado de Política Monetaria: profundización del esquema de agregados monetarios (fase de re-monetización 2026); Últimos Comunicados de Política Monetaria",
    "url": "https://www.bcra.gob.ar/en/latest-monetary-policy-statements/"
  },
  "stale": false,
  "unit": "percent (TNA)",
  "value": null
}