Hyperliquid Smart Money Data API · Index Summary

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

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

{
  "excludes": [
    "whaletape.xyz"
  ],
  "measured": true,
  "measured_at": "2026-09-03T18:46:05.797680+00:00",
  "merchants_measured": 2,
  "opted_out": [],
  "states": {
    "200_com_liquidacao": 6,
    "200_sem_liquidacao": 0,
    "402_recusado": 0,
    "nao_avaliavel": 1
  }
}