Fx

Last 30 days

Uptime

100%

Response time

296 ms typical, 296 ms slowest 5%

Last check

3 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://data.tollkit.dev/fx" \
  -H "content-type: application/json" \
  -d '{"amount":100,"from":"USD","to":"EUR"}'

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%2Fdata.tollkit.dev%2Ffx
const res = await pay("https://data.tollkit.dev/fx", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"amount":100,"from":"USD","to":"EUR"}),
});
console.log(await res.json());

Example input

{
  "amount": 100,
  "from": "USD",
  "to": "EUR"
}

Example output

{
  "amount": 100,
  "converted": 89.08685969,
  "from": "USD",
  "notice": "These reference rates are published free of charge by the European Central Bank at https://www.ecb.europa.eu/stats/policy_and_exchange_rates/euro_reference_exchange_rates/html/index.en.html. They are for information purposes only, not for transactions.",
  "rate": 0.8908686,
  "rate_date": "2026-10-02",
  "requested_date": null,
  "source": "European Central Bank euro foreign exchange reference rates",
  "to": "EUR"
}

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