{"uid":"cap_ujaXkCGP9yNmSl09COjwO","slug":"blockint-ai-ce25632f","name":"BlockInt Address Fraud Screener","description":"Screen one address (EVM, Bitcoin, Tron, Solana, Polkadot, Cosmos or WAX as wax:account) against the OFAC SDN list, Tether/Circle freezes (EVM, Tron, Solana) and public C3 reports. Returns action BLOCK (OFAC SDN match), REVIEW (reported or frozen; current freeze = HIGH) or ALLOW_NO_REPORTS, riskScore, riskLevel, sanctions, freezes, reports, related domains, co-occurring addresses. NONE_REPORTED means nothing found, not that it is safe. Sanctions: official OFAC SDN list only; not legal advice.","url":"https://blockint.ai/api/v1/screen/:address?utm_source=zero.xyz","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"],"type":"string"},"pathParams":{"type":"object","required":["address"],"properties":{"address":{"type":"string","description":"Blockchain address to screen: EVM (0x…), bech32 or legacy Bitcoin, Tron, Solana, Polkadot (SS58, starts with 1), XRP (r…), Stellar (G…, or C… contracts), Dogecoin (D…, 9…, A…), Litecoin (L…, M…, ltc1…), Dash (X…, 7…), Stacks (SP…, SM…, or SP….contract-name; upper case), TON (EQ…/UQ… base64url, or 0:/-1: + 64 hex; case-sensitive), a Cosmos-ecosystem bech32 address (cosmos1…, neutron1…, noble1… and other registered prefixes) or a WAX account written as wax:accountname. Base58, SS58 and Stellar addresses must keep their exact case; bech32 (including ltc1…) is stored and matched lowercase."}}},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","pathParams":{"address":"0x1234567890123456789012345678901234567890"}}},"response":{"result":"caution","crimeTypes":["fraud"],"reportCount":1,"_attribution":"blockINT.ai by Block6IQ — https://blockint.ai"}},"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_cFsgQHTxcVxfSTlBEl8QN","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Screens an EVM blockchain address against the C3 community fraud database and OFAC sanctions list, returning 'caution' or 'clean'.","exampleAgentPrompt":"Can you check if the wallet address 0x4e9ce36e442e55ecd9025b9a6e0d88485d628a67 is flagged for fraud or OFAC sanctions before I send any funds to it?","exampleUseCases":null,"resultDescription":"Returns a simple risk verdict: 'caution' if the address appears in the C3 community fraud reports or is on the OFAC sanctions list, or 'clean' if no issues are found.","failureModes":["Invalid address format (non-0x-prefixed or wrong length) returns an error","Network timeout or service unavailability returns a 5xx error","Payment failure ($0.01 USDC) blocks the request with a 402 response","Unknown or unindexed address returns 'clean' even if fraudulent but unreported"],"whenToPreferThis":"Use this endpoint when you need a fast, low-cost binary risk check on a single EVM wallet address before initiating a transaction, and want coverage from both community-sourced C3 fraud reports and official OFAC sanctions in one call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-30T06:35:36.016Z","isFirstParty":false,"canonicalSlug":"blockint-ai-ce25632f"}