Deep Verify

Last 30 days

Uptime

100%

Response time

170 ms typical, 233 ms slowest 5%

Last check

1 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://claim-grounding.prospectintel.workers.dev/v1/deep_verify" \
  -H "content-type: application/json" \
  -d '{"claim":{"text":"Paris is the capital of France"}}'

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%2Fclaim-grounding.prospectintel.workers.dev%2Fv1%2Fdeep_verify
const res = await pay("https://claim-grounding.prospectintel.workers.dev/v1/deep_verify", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"claim":{"text":"Paris is the capital of France"}}),
});
console.log(await res.json());

Example input

{
  "claim": {
    "text": "Paris is the capital of France"
  }
}

Example output

{
  "claims": [],
  "job_id": "job_8c1d2e3f4a5b6c7d",
  "mode": "deep",
  "next_actions": [],
  "poll": "GET /v1/jobs/job_8c1d2e3f4a5b6c7d (free)",
  "receipt": {
    "claims": [
      {
        "claim_id": "clm_3f9a1c2b4d5e6f70",
        "grounding_required": true,
        "text": "Paris is the capital of France"
      }
    ],
    "created_at": "2026-10-10T12:00:00.000Z",
    "job_id": "job_8c1d2e3f4a5b6c7d",
    "priced_usd": 2
  },
  "status": "queued"
}

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