Predictionmarketdata · Prediction Markets

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.predictionmarketdata.io/prediction-markets", {
  method: "GET",
});
const data = await res.json();

curl -X GET \
  "https://api.predictionmarketdata.io/prediction-markets?limit=10&search=trump&status=Open" \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "pagination": {
    "hasMore": true,
    "limit": 2,
    "nextOffset": 2,
    "offset": 0,
    "total": 30834
  },
  "predictionMarkets": [
    {
      "end_ts": "2026-06-23T00:30:00Z",
      "entity_code": "KALSHI",
      "entity_event_category": "Sports",
      "event_name": "Game 3: San Antonio at New York",
      "event_outcome_type": "Multi",
      "event_outcomes": [
        {
          "market_id": "KXNBAGAME-26JUN08SASNYK-NYK_yes.KALSHI",
          "outcome_name": "New York",
          "percentage": 0.54,
          "status": "Open",
          "volume": 7872349.97
        }
      ],
      "event_ticker": "KXNBAGAME-26JUN08SASNYK.KALSHI",
      "is_series": true,
      "pmcs_categories": [
        "SPT",
        "BSKTBL",
        "NBA"
      ]
    }
  ]
}