{"name":"PayGuard","description":"Sanctions screening of crypto addresses for AI agents: reports whether an address appears in the US Treasury OFAC SDN list, with the matching entity, programs and list date. Paid per call over x402; free preview and remote MCP.","paid":[{"methods":["GET","POST"],"path":"/v1/address","param":"address","price":"$0.001","network":"eip155:8453","asset":"USDC","payTo":"0x3c1A1E01e790Cd326495631B3b38Bd7068F08d6F","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","x402":["v2","v1"]},{"methods":["POST"],"path":"/v1/batch","param":"addresses","max":50,"price":"$0.01","network":"eip155:8453","asset":"USDC","payTo":"0x3c1A1E01e790Cd326495631B3b38Bd7068F08d6F","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402","x402":["v2","v1"]}],"free":["/health","/v1/preview","/mcp","/v1/list","/v1/stats","/openapi.json","/.well-known/x402"],"freeTier":{"preview":{"methods":["GET","POST"],"path":"/v1/preview","limit":"10 requests/min per IP","returns":"sanctioned true/false, match count and chain guess (no entity, program, list date or checksum details)"},"mcp":{"method":"POST","path":"/mcp","transport":"streamable-http","tools":["screen_address"],"limit":"10 tool calls/min per IP (preview tier)"}},"data":{"list":"US Treasury OFAC Specially Designated Nationals (SDN) list","source_url":"https://sanctionslistservice.ofac.treas.gov/api/PublicationPreview/exports/SDN.XML","list_updated_at":"2026-10-21","sdn_address_count":1050,"sdn_entities_with_addresses":106,"by_currency":{"ARB":1,"BCH":7,"BNB":1,"BSC":1,"BSV":1,"BTG":1,"DASH":5,"DOGE":2,"ETC":1,"ETH":120,"LTC":14,"SOL":4,"TRX":261,"USDC":2,"USDT":94,"XBT":533,"XMR":11,"XRP":1,"XVG":1,"ZEC":4},"refresh":"daily rebuild from the official Treasury file; unchanged lists are not redeployed","engine":"payguard-2026-10-21"},"policy":{"storage":"inputs are not stored or logged","charging":"only HTTP 200 results are settled; invalid input is free","network":"screening is an in-memory lookup; no third-party calls"},"disclaimer":"Informational screening against the public OFAC SDN list (digital currency address identifiers only). Not legal advice. A clear result does not mean an address or its owner is unsanctioned or low-risk; OFAC sanctions also apply to persons and property not listed by address.","source":"https://agentgate-source.pages.dev/x402-payguard/","allTools":"https://youraitools.co/built-by-us","npm":"https://www.npmjs.com/package/@agentgate-builder/payguard","endpoint":"https://api.youraitools.co/payguard"}