Agent Arcade: Reasoning Games · Trivia Check

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://agent-arcade.use.x402atlas.com/trivia/check", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "answer": {
      "choice_id": "choice_95fc0b2f4907eff7"
    },
    "challenge_id": "sha256:c9365eb870ba7310a4c32503c8b72ff3c5dfebc66ab8ded6b562a6bd8a395709",
    "date": "2026-07-01",
    "difficulty": "normal",
    "generation_version": "v1"
  }),
});
const data = await res.json();

curl -X POST \
  "https://agent-arcade.use.x402atlas.com/trivia/check" \
  -H "Content-Type: application/json" \
  -d '{"answer":{"choice_id":"choice_95fc0b2f4907eff7"},"challenge_id":"sha256:c9365eb870ba7310a4c32503c8b72ff3c5dfebc66ab8ded6b562a6bd8a395709","date":"2026-07-01","difficulty":"normal","generation_version":"v1"}' \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "challenge_id": "sha256:c9365eb870ba7310a4c32503c8b72ff3c5dfebc66ab8ded6b562a6bd8a395709",
  "correct": true,
  "feedback": {
    "message": "selected choice is correct"
  },
  "game": "trivia",
  "proof": {
    "explanation": "QR is an abbreviation of Quick Response."
  },
  "score": 100,
  "valid": true
}