Data tools / Sanctions, KYB and payee checks

Sanctions screening API for wallets and names (OFAC, UK, EU, Canada, US CSL)

Use when you need to screen a wallet address or a person/company name against sanctions lists before paying or trading: OFAC SDN, UK, EU, Canada and US CSL in one call (UK and Canada: organisations and wallets only). Exact address match or fuzzy Latin-script name match with score, a.k.a.s, programs and list of each hit. Refreshed daily. Screening only, not legal advice. $0.005 per call (USDC or USDT). Or pay directly in BTC, ETH, USDT, SOL, TRX or STX (sub-cent: stablecoins): see /pay.

Price and access

Request

curl -i 'https://x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/sanctions/check?address=0x098B716B8Aaf21512996dC57EB0615e2383E2f96'
ParameterRequiredWhat it is
addressnocrypto address to screen (send this or name)
namenoperson or entity name in Latin letters (transliterated), at least one word of 3+ characters (send this or address)
min_scorenoname matches only: lowest similarity score to report
limitnoname matches only: max hits

Runnable code for JavaScript, Python and LangChain: /integrations. Full schema: OpenAPI.

Example answer

{
  "query": {
    "type": "address",
    "address": "0x098B716B8Aaf21512996dC57EB0615e2383E2f96",
    "normalized": "0x098b716b8aaf21512996dc57eb0615e2383e2f96"
  },
  "list": "OFAC SDN",
  "listDate": "2026-10-28",
  "checkedAt": "2026-11-01T00:34:10Z",
  "indexAgeHours": 0.5,
  "screened": true,
  "match": true,
  "matchType": "exact_address",
  "hits": [
    {
      "uid": 27307,
      "name": "LAZARUS GROUP",
      "type": "Entity",
      "programs": [
        "DPRK3"
      ],
      "list": "OFAC SDN",
      "sourceId": "27307",
      "chain": "ETH",
      "address": "0x098b716b8aaf21512996dc57eb0615e2383e2f96"
    }
  ],
  "method": "Exact match of the address against Digital Currency Address entries in the SDN list (0x and bech32 addresses compared case-insensitively, base58 addresses case-sensitively).",
  "note": "Screening against the OFAC SDN list as of 2026-10-28, not legal advice. Only the SDN list is checked (not OFAC's non-SDN Consolidated lists or other countries' lists). A possible name match needs human review, and no match does not mean a party is cleared. Not affiliated with or endorsed by OFAC or the U.S. Department of the Treasury.",
  "source": "OFAC Specially Designated Nationals and Blocked Persons List (SDN), U.S. Department of the Treasury",
  "sourceUrl": "https://www.treasury.gov/ofac/downloads/sdn.xml",
  "listInfoUrl": "https://ofac.treasury.gov/sanctions-list-service"
}

Free sample, no payment: /sanctions/check/sample. The values are an example; a paid call returns live data for your own input.

Use it from an AI assistant (MCP)

Remote MCP server for this topic: https://x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/mcp/sanctions-kyb-compliance, tool sanctions_screening. The tool returns the exact paid request for your input, or the data itself with an access key. All tools on one server: https://x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/mcp.

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