Hyperliquid Smart Money Data API · Whales

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", {
  method: "GET",
});
const data = await res.json();

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

{
  "exposure_by_market": {
    "XRP": {
      "long": 66050533.7,
      "short": 8683478.4
    }
  },
  "updated_at": "2026-08-23T01:39:43Z"
}