{"schema_version":"1.0","serverInfo":{"name":"blockINT.ai","version":"1.0.0","description":"Blockchain threat intelligence API. Screen addresses and domains against 64,000+ C3 community fraud reports. File new reports for free — anonymous OK. Built for AI agent screening pipelines.","url":"https://blockint.ai"},"transport":{"type":"http","url":"https://blockint.ai/api/v1"},"authentication":[{"type":"none","appliesTo":["POST /api/v1/c3-reports"],"description":"POST /api/v1/c3-reports (file_report) is always free — no credentials required. Anonymous submissions accepted. Optionally provide x-api-key for attribution and leaderboard credit.","free":true},{"type":"apiKey","in":"header","name":"x-api-key","description":"Obtain a free bint_ API key by connecting your Ethereum wallet via SIWE at https://blockint.ai. Includes 10 free calls/day; x402 micropayment required once the daily quota is exhausted (X-Free-Tier-Exhausted: true header)."},{"type":"x402","description":"Keyless pay-per-call micropayments. No registration required. Call any paid endpoint without credentials — the server returns HTTP 402 with a PAYMENT-REQUIRED header (Base64 x402 v2 JSON). Pay $0.01 USDC on Base mainnet (eip155:8453) or Solana mainnet and resend the request with the X-Payment header. Compatible with @x402/fetch, @x402/evm, the Coinbase CDP SDK, and any x402-compliant agent SDK. Pricing manifest: https://blockint.ai/.well-known/x402.json","networks":["base (eip155:8453)","solana (solana:mainnet)"],"paymentWallet":"0x32984663A11b9d7634Bf35835AE32B5A031637D5","pricingManifest":"https://blockint.ai/.well-known/x402.json","facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}],"authNote":"POST /api/v1/c3-reports (file_report) is always free — no API key or x402 payment required. Anonymous submissions are accepted; provide a bint_ key for attribution.","capabilities":{"tools":true,"resources":true,"prompts":false,"sampling":false},"tools":[{"name":"check_address","description":"Screen a blockchain address for fraud reports and risk score. Requires bint_ API key OR x402 micropayment ($0.01 USDC on Base/Solana). Returns riskScore (0-100), crimeTypes, reportCount.","inputSchema":{"type":"object","properties":{"address":{"type":"string"}},"required":["address"]}},{"name":"batch_check","description":"Screen up to 50 addresses in one call ($0.40 USDC via x402 or bint_ key). More efficient than 50 individual calls.","inputSchema":{"type":"object","properties":{"addresses":{"type":"array","items":{"type":"string"},"maxItems":50}},"required":["addresses"]}},{"name":"check_domain","description":"Screen a domain for threat reports ($0.01 USDC via x402 or bint_ key).","inputSchema":{"type":"object","properties":{"domain":{"type":"string"}},"required":["domain"]}},{"name":"search_reports","description":"Full-text search across all C3 community reports ($0.01 USDC via x402 or bint_ key).","inputSchema":{"type":"object","properties":{"q":{"type":"string"}},"required":["q"]}},{"name":"file_report","free":true,"auth":[{"type":"none","description":"No credentials required — always free and anonymous accepted"},{"type":"apiKey","in":"header","name":"x-api-key","description":"Optional bint_ key for attribution and leaderboard credit"}],"description":"File a new C3 community fraud report. ALWAYS FREE — no API key or x402 payment required. Anonymous submissions accepted; provide a bint_ key (x-api-key header) for attribution and leaderboard credit. At least one of scammerAddresses or reportedDomains is required.","inputSchema":{"type":"object","properties":{"title":{"type":"string","description":"Short title for the report"},"description":{"type":"string","description":"Detailed description of the fraud"},"crimeType":{"type":"string","description":"One of: phishing, scam, rug_pull, hack, fraud, money_laundering, ransomware, pig_butchering, investment_scam, impersonation, address_poison, romance_scam, other"},"scammerAddresses":{"type":"array","items":{"type":"string"},"description":"Blockchain wallet addresses involved (optional if reportedDomains provided)"},"reportedDomains":{"type":"array","items":{"type":"string"},"description":"Spam or phishing domains involved (optional if scammerAddresses provided)"},"amountLost":{"type":"number","description":"Amount lost in USD (optional)"},"socialMedia":{"type":"object","description":"Optional: whatsapp, telegram, facebook, other handles"}},"required":["title","description","crimeType"]}}],"x402":{"description":"All tools except file_report support keyless x402 micropayments. No registration required.","flow":"1. Call tool endpoint without credentials → 2. Receive HTTP 402 with PAYMENT-REQUIRED header → 3. Pay USDC on Base (eip155:8453) or Solana → 4. Resend request with X-Payment header","pricing":{"check_address":"$0.01 USDC","batch_check":"$0.40 USDC","check_domain":"$0.01 USDC","search_reports":"$0.01 USDC","file_report":"FREE"},"freeTools":[{"name":"file_report","free":true,"auth":[{"type":"none"}]}],"pricingManifest":"https://blockint.ai/.well-known/x402.json","sdks":["@x402/fetch (npm)","@x402/evm (npm)","Coinbase CDP SDK"]},"termsOfService":{"url":"https://blockint.ai/terms","plainTextUrl":"https://blockint.ai/api/v1/terms","jsonUrl":"https://blockint.ai/api/v1/terms","effectiveDate":"2026-04-08","summary":"By accessing the Service — including via x402 anonymous payment or autonomous AI agent — you agree to these Terms. Machine-readable copy at /api/v1/terms."}}