{"uid":"cap_Tx7NoLK_BXcHEL4-RHgBa","slug":"ethereum-address-sanctions-scam-screening-a0f3ed23","name":"Ethereum Address Sanctions & Scam Screening","description":"Screen one address against sanctions and scam blocklists — Genesis402 / UnyKorn Operator Network","url":"https://twin.unykorn.org/screen-sanctions?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"params":{"type":"object","properties":{"address":{"type":"string","pattern":"^0x[0-9a-fA-F]{40}$"}}}}},"responseSchema":{"type":"json","example":{"ok":true,"type":"screen-sanctions","receipt":{"tx_hash":"0x<64hex>","amount_usd":0.008,"receipt_id":"g402-<16hex>"},"generated_at":"<iso8601>"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.008","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":"$0.008/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.008","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_hrDtAixrrGeShKA0Tqkvb","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.008","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Screens a single Ethereum address against sanctions lists and scam blocklists to determine if it is flagged as malicious or sanctioned","exampleAgentPrompt":"Can you screen the Ethereum address 0x742d35Cc6634C0532925a3b8D4C9C7b2f1a2b3c4 against sanctions and scam blocklists before I send any funds to it?","exampleUseCases":[{"title":"Pre-transaction compliance check","prompt":"Before I transfer USDC to 0xAbC1234567890abcdef1234567890abcdef123456, can you screen it against sanctions and scam lists to make sure it's safe?"},{"title":"DeFi protocol counterparty vetting","prompt":"I need to check whether 0xDeAdBeEf00000000000000000000000000000001 is on any sanctions or scam blocklists — it's a counterparty address interacting with our protocol."},{"title":"User onboarding KYC wallet check","prompt":"A new user just submitted their wallet address 0x1111111111111111111111111111111111111111 — can you run it through the sanctions and scam screening before we activate their account?"}],"resultDescription":"Returns a JSON object indicating whether the check succeeded (ok: true), the type of check performed (screen-sanctions), a proof receipt containing a transaction hash, USD amount charged, and a unique receipt ID, plus the timestamp of when the check was generated.","failureModes":["Invalid address format (not a valid 0x-prefixed 40-hex-character Ethereum address) — likely returns a validation error","Payment failure — insufficient USDC balance or x402 payment not accepted","Address not found in blocklist data sources — returns clean result but data coverage may vary","Service downtime or upstream blocklist provider unavailable — may return 5xx error","Stale blocklist data — sanctions lists may not be real-time and could miss very recently added addresses"],"whenToPreferThis":"Use this endpoint when you need a lightweight, pay-per-call sanctions and scam screening for individual Ethereum addresses without a subscription, especially in agentic workflows where compliance checks are triggered on-demand before transactions. Prefer this over full KYC providers when you only need address-level blocklist screening rather than identity verification, and when you want a cryptographically receipted proof of the check.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:08:45.939Z","isFirstParty":false,"canonicalSlug":"ethereum-address-sanctions-scam-screening-a0f3ed23"}