Airdrop Eligibility Verifier

Last 30 days

Uptime

100%

Response time

188 ms typical, 308 ms slowest 5%

Last check

4 min ago

Next check

in 28 min

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://dao.halowerk.com/v1/airdrop-eligibility-verifier" \
  -H "content-type: application/json" \
  -d '{"context":{"environment":"production"},"evidence":[{"metric":"failed_criteria","source":"caller-observation","timestamp":"2026-09-03T10:00:00Z","value":1},{"metric":"snapshot_mismatch","source":"caller-observation","timestamp":"2026-09-03T10:00:00Z","value":false},{"metric":"claim_window_gap_days","source":"caller-observation","timestamp":"2026-09-03T10:00:00Z","value":14}],"strict":true,"subject":"airdrop-eligibility-verifier-sample"}'

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fdao.halowerk.com%2Fv1%2Fairdrop-eligibility-verifier
const res = await pay("https://dao.halowerk.com/v1/airdrop-eligibility-verifier", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"context":{"environment":"production"},"evidence":[{"metric":"failed_criteria","source":"caller-observation","timestamp":"2026-09-03T10:00:00Z","value":1},{"metric":"snapshot_mismatch","source":"caller-observation","timestamp":"2026-09-03T10:00:00Z","value":false},{"metric":"claim_window_gap_days","source":"caller-observation","timestamp":"2026-09-03T10:00:00Z","value":14}],"strict":true,"subject":"airdrop-eligibility-verifier-sample"}),
});
console.log(await res.json());

Example input

{
  "context": {
    "environment": "production"
  },
  "evidence": [
    {
      "metric": "failed_criteria",
      "source": "caller-observation",
      "timestamp": "2026-09-03T10:00:00Z",
      "value": 1
    },
    {
      "metric": "snapshot_mismatch",
      "source": "caller-observation",
      "timestamp": "2026-09-03T10:00:00Z",
      "value": false
    },
    {
      "metric": "claim_window_gap_days",
      "source": "caller-observation",
      "timestamp": "2026-09-03T10:00:00Z",
      "value": 14
    }
  ],
  "strict": true,
  "subject": "airdrop-eligibility-verifier-sample"
}

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