{"uid":"cap_B7-4pJLdtuJ2KDLdRoe_K","slug":"blockint-ai-765c641e","name":"blockint.ai C3 Fraud Report Screen (Legacy Alias)","description":"Screen a blockchain address for fraud reports and risk score. Legacy alias — prefer GET /api/v1/screen/:address for new integrations.","url":"https://blockint.ai/api/v1/c3-reports/check/:address","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":{"request":{"address":"0x1234567890123456789012345678901234567890"},"response":{"result":"caution","crimeTypes":["fraud"],"reportCount":1,"_attribution":"blockINT.ai by Block6IQ — https://blockint.ai"}},"exampleRequest":{"address":"0x1234567890123456789012345678901234567890"},"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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_b-G_yUL3y-Xcvf4nma3_n","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Screens a blockchain address for fraud reports and risk score using the C3 community database, returning a caution or clean verdict; legacy alias for /api/v1/screen/:address.","exampleAgentPrompt":"Can you screen the blockchain address 0x3f5CE5FBFe3E9af3971dD833D26bA9b5C936f0bE against the C3 community fraud database and tell me if it's flagged as caution or clean?","exampleUseCases":null,"resultDescription":"Returns a verdict of 'caution' if the address has community fraud reports or is OFAC-sanctioned, or 'clean' if no issues are found, along with a risk score and any associated fraud report metadata from the C3 database.","failureModes":["Invalid or malformed blockchain address returns an error","Address not found in database still returns a clean verdict (not an error)","Rate limiting or payment failure returns 402 or 429","Network timeout on slow blockchain lookups","Legacy endpoint may be deprecated in future — prefer /api/v1/screen/:address"],"whenToPreferThis":"Use this endpoint when you need a quick fraud and sanctions check on a specific blockchain address and are working with existing integrations that reference the legacy c3-reports path. For new integrations, prefer GET /api/v1/screen/:address. Best suited for pre-transaction due diligence, compliance workflows, or scam detection pipelines.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T00:33:36.943Z","isFirstParty":false}