{"version":"1.0","seller":{"name":"blockINT.ai","description":"Blockchain address AML screening / wallet risk scoring / crypto fraud intelligence. Screen EVM wallet addresses against 64,000+ C3 community fraud reports. Returns 0-100 risk score, crime type classification (pig butchering, phishing, hack, rug pull, romance scam, address poisoning, money laundering, ransomware), and matching report details. Also: domain phishing check, full-text fraud search, batch screening up to 50 addresses. Pay-per-call via x402 USDC on Base — no API key, no signup required.","url":"https://blockint.ai","currency":"USDC","paymentOptions":[{"network":"base","caip2Network":"eip155:8453","walletAddress":"0x32984663A11b9d7634Bf35835AE32B5A031637D5","scheme":"exact"},{"network":"solana","caip2Network":"solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp","walletAddress":"2JJZcG2Zv9s8oatD7FRRwpmGAPEcgcXt4zGNvKDqTz66","scheme":"exact"}]},"resources":[{"method":"GET","path":"/api/v1/screen/:address","price":"$0.01","currency":"USDC","networks":["base","solana"],"description":"Screen a blockchain address against the C3 community fraud database. 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Connect a wallet at https://blockint.ai to get a free bint_ key with 10 calls/day.","reportCount":0,"freeCallsRemaining":0}}]}}}],"auth":{"primary":"x402 micropayment — no registration or API key required. Hit any paid endpoint without credentials, receive HTTP 402 with PAYMENT-REQUIRED header, pay on Base or Solana, resend with X-Payment header.","alternative":"bint_ API key obtained via wallet connect at https://blockint.ai — includes 10 free calls/day. Once the daily free-tier quota is exhausted (X-Free-Tier-Exhausted: true), the endpoint returns HTTP 402 and requires x402 payment to continue.","paymentHeader":"X-Payment","paymentHeaderV2":"payment-signature","docs":"https://blockint.ai/api/v1/reference","llms":"https://blockint.ai/llms.txt"}}