FastPath Bitcoin API · Mempool Stream Ticket

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://api.nativebtc.org/v1/mempool/stream-ticket", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://api.nativebtc.org/v1/mempool/stream-ticket" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "expiresAt": 1783720000000,
  "success": true,
  "ticket": "fp_ws_ticket_example",
  "websocket": "wss://api.nativebtc.org/v1/mempool/stream?ticket=fp_ws_ticket_example"
}