{"uid":"cap_bvKl8-TreZNyQxW_4wxxK","slug":"address-risk-screen-beb85eb4","name":"Address Risk Screen","description":"Screen an EVM wallet or contract address BEFORE paying it. Deterministic, keyless compliance / safety gate: checks the address against the OFAC sanctioned crypto-address list and a curated taint set (mixer, hack, scam) and returns a single BLOCK / REVIEW / ALLOW recommendation plus the matched sources, so an AI agent can decide whether to send funds. No API keys, no LLM, one x402 USDC micropayment per call.","url":"https://sanctions.cyberwarex.com/screen","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","required":["address"],"properties":{"chain":{"enum":["arbitrum","avalanche","base","bsc","ethereum","optimism","polygon"],"type":"string","description":"Optional chain context (echoed back; screening is chain-agnostic)."},"address":{"type":"string","pattern":"^0x[a-fA-F0-9]{40}$","description":"EVM address to screen (0x + 40 hex chars, required)."}},"additionalProperties":false}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","properties":{"risk":{"type":"object","description":"level (blocked|caution|clear) + reasons[]."},"as_of":{"type":"string","description":"date the lists were last refreshed."},"chain":{"type":["string","null"]},"taint":{"type":"object","description":"hit(bool), categories[], label."},"address":{"type":"string"},"disclaimer":{"type":"string"},"sanctioned":{"type":"object","description":"hit(bool), source, program."},"checked_lists":{"type":"array","items":{"type":"string"}},"recommendation":{"type":"string","description":"BLOCK | REVIEW | ALLOW."}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_20gNtFNi6OZFf_5qn4wdk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Screens an EVM wallet or contract address against OFAC sanctions and taint lists, returning a BLOCK/REVIEW/ALLOW recommendation before sending funds.","exampleAgentPrompt":"Before I send funds, can you screen the Ethereum address 0xd8dA6BF26964aF9D7eEd9e03E53415D37aA96045 and tell me if it's safe to pay — check it against OFAC sanctions and any mixer or scam taint lists?","exampleUseCases":[{"title":"Pre-payment compliance gate for DeFi agent","prompt":"I'm about to send USDC to 0xAb5801a7D398351b8bE11C439e05C5B3259aec9B — can you screen that address for OFAC sanctions and taint before I confirm the transfer?"},{"title":"Smart contract safety check before interaction","prompt":"We're integrating with a new protocol contract at 0x7a250d5630B4cF539739dF2C5dAcb4c659F2488D on Ethereum — can you run a sanctions and taint check on it so I know it's safe to call?"},{"title":"Automated payout screening for payroll agent","prompt":"I need to pay a vendor at 0x3fC91A3afd70395Cd496C647d5a6CC9D4B2b7FAD on Arbitrum — please screen that address against OFAC and mixer/scam lists and give me a clear BLOCK, REVIEW, or ALLOW before we proceed."}],"resultDescription":"Returns a JSON object containing: a top-level recommendation (BLOCK, REVIEW, or ALLOW), a risk level (blocked/caution/clear) with reasons array, a sanctioned object (hit boolean, source, program), a taint object (hit boolean, categories array, label), the list of checked_lists, the as_of date of the last list refresh, the queried address and chain, and a disclaimer string.","failureModes":["Invalid address format (not 0x + 40 hex chars) returns validation error","Payment not received or micropayment fails — request blocked at x402 gate","Address not found on any list — returns ALLOW with empty hit fields","Stale list data if refresh has not occurred recently — as_of date indicates currency","Unknown chain enum value provided — rejected by schema validation"],"whenToPreferThis":"Choose this endpoint when you need a fast, deterministic, keyless compliance check on an EVM address before executing a payment or interacting with a contract. It is purpose-built for pre-payment safety gates in AI agent workflows and does not require API key management. Prefer it over general blockchain analytics APIs when you need a simple BLOCK/REVIEW/ALLOW signal from OFAC + mixer/hack/scam taint in a single call at very low cost ($0.005 USDC per check).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:33:56.431Z","isFirstParty":false}