Hyperliquid Smart Money Data API · Whales Events

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://whaletape.xyz/whales/events", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://whaletape.xyz/whales/events" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "events": [
    {
      "address": "0x0000000000000000000000000000000000000000",
      "coin": "BTC",
      "entry_px": 77000,
      "event": "opened",
      "leverage": 40,
      "liquidation_px": 70748,
      "notional": 9700000,
      "roi_month": 5.75,
      "roi_week": 1.82,
      "side": "long"
    }
  ],
  "updated_at": "2026-08-23T01:39:43Z"
}