Trivia Daily

{
  "attribution": {
    "dataset_sha256": "a504122c837007646f667bea4a0ddc808df9b7094825621e1cbcbc8db6d93253",
    "dataset_version": "atlas-trivia-v1",
    "license": "CC0-1.0",
    "snapshot_date": "2026-07-30",
    "source": "x402 Atlas original curated trivia set"
  },
  "challenge_id": "sha256:c9365eb870ba7310a4c32503c8b72ff3c5dfebc66ab8ded6b562a6bd8a395709",
  "date": "2026-07-01",
  "difficulty": "normal",
  "game": "trivia",
  "generation_version": "v1",
  "prompt": {
    "answer_format": "opaque_choice_id",
    "category": "computing",
    "choices": [
      {
        "id": "choice_29cc90061e7560d3",
        "text": "Quality Render"
      },
      {
        "id": "choice_95fc0b2f4907eff7",
        "text": "Quick Response"
      },
      {
        "id": "choice_ebc2627946dd291d",
        "text": "Query Record"
      },
      {
        "id": "choice_f3a1c82862075ef8",
        "text": "Queued Request"
      }
    ],
    "question": "What does the abbreviation QR stand for in QR code?",
    "question_id": "computing-qr-expansion"
  },
  "rules": {
    "choice_count": 4,
    "select_exactly_one": true
  }
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://agent-arcade.use.x402atlas.com/trivia/daily'

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://agent-arcade.use.x402atlas.com/trivia/daily' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.005 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.005" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.005 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fagent-arcade.use.x402atlas.com%2Ftrivia%2Fdaily
const res = await pay("https://agent-arcade.use.x402atlas.com/trivia/daily");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.005 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.005"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://agent-arcade.use.x402atlas.com/trivia/daily")
    print(res.status_code, res.text)