Verify T1

Last 30 days

Uptime

100%

Response time

412 ms typical, 479 ms slowest 5%

Last check

16 min ago

Next check

in 13 min

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://verify.clearsigned.com/verify/t1" \
  -H "content-type: application/json" \
  -d '{"claim":"The Eiffel Tower is located in Paris, France.","evidence":[]}'

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%2Fverify.clearsigned.com%2Fverify%2Ft1
const res = await pay("https://verify.clearsigned.com/verify/t1", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"claim":"The Eiffel Tower is located in Paris, France.","evidence":[]}),
});
console.log(await res.json());

Example input

{
  "claim": "The Eiffel Tower is located in Paris, France.",
  "evidence": []
}

Example output

{
  "checks_run": [
    {
      "name": "claim_sha256",
      "observation": "sha256:8696…",
      "pass": true
    }
  ],
  "delivered": true,
  "price_basis": "flat-per-call, verdict-independent",
  "price_usdc": "0.05",
  "receipt_id": "5285caf7-6e79-456e-8669-ab2f4b025131",
  "signature": {
    "alg": "ed25519",
    "key_id": "6eb6ca2ac41e690f"
  },
  "sku": "t1-stub"
}

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