Screen

Last 30 days

Uptime

100%

Response time

353 ms typical, 536 ms slowest 5%

Last check

2 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://tollbooth-sanctions-screener.sjwilliams8.workers.dev/screen" \
  -H "content-type: application/json" \
  -d '{"name":"Banco Nacional de Cuba"}'

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%2Ftollbooth-sanctions-screener.sjwilliams8.workers.dev%2Fscreen
const res = await pay("https://tollbooth-sanctions-screener.sjwilliams8.workers.dev/screen", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"name":"Banco Nacional de Cuba"}),
});
console.log(await res.json());

Example input

{
  "name": "Banco Nacional de Cuba"
}

Example output

{
  "data": {
    "candidates": [
      {
        "entity_type": "entity",
        "list": "sdn",
        "match_confidence": 100,
        "match_reasons": [
          "exact_normalized_name"
        ],
        "name": "BANCO NACIONAL DE CUBA",
        "programs": [
          "CUBA"
        ],
        "uid": 306
      }
    ],
    "query": {
      "name": "Banco Nacional de Cuba"
    }
  },
  "meta": {
    "disclaimer": "This response is an assistive screening signal derived from public government data. It is not a certified compliance determination, a consumer report, or legal advice.",
    "generated_at": "2026-07-11T12:00:00.000Z",
    "service": "sanctions-screener",
    "source_datasets": [
      {
        "last_synced_at": "2026-07-11T12:00:00.000Z",
        "name": "OFAC Specially Designated Nationals (SDN) List",
        "upstream_published_at": "2026-07-10T00:00:00-04:00"
      },
      {
        "last_synced_at": "2026-07-11T12:00:00.000Z",
        "name": "OFAC Consolidated (non-SDN) List",
        "upstream_published_at": "2026-07-10T00:00:00-04:00"
      }
    ],
    "version": "0.1.0"
  }
}

Security scan

• No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

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