Crypto order book · Crypto Orderbook

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://agent402.tools/api/crypto-orderbook", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://agent402.tools/api/crypto-orderbook?pair=BTC-USD" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "asks": [
    {
      "orders": 3,
      "price": 62490.01,
      "size": 0.5
    }
  ],
  "bestAsk": 62490.01,
  "bestBid": 62489.29,
  "bids": [
    {
      "orders": 8,
      "price": 62489.29,
      "size": 0.81109777
    }
  ],
  "depth": 1,
  "midPrice": 62489.65,
  "pair": "BTC-USD",
  "sequence": 132601080491,
  "spread": 0.72,
  "spreadPct": 0.0012,
  "time": "2026-07-14T02:40:51Z",
  "totalAskLevels": 27473,
  "totalBidLevels": 15653
}