{"service":"agent-msb-verify","description":"Pay-per-call FinCEN MSB registration verification for AI agents (x402). POST /verify with a business name; pay $0.10 in USDC on Base per call.","payment":{"protocol":"x402 v2","network":"eip155:8453","price_per_call":"$0.10","mode":"mainnet"},"data_source":"FinCEN MSB Registrant Search bulk (public domain)","endpoints":{"POST /verify":"{name: string, state?: string} - business name to check","GET /coverage":"index coverage + build info","GET /openapi.json":"OpenAPI 3.1 document","GET /.well-known/x402":"x402 resource manifest"},"disclaimer":"Informational only, not legal or compliance advice. Data from the FinCEN MSB Registrant Search (public domain). Inclusion in the MSB Registrant Search is not a recommendation, certification of legitimacy, or endorsement of the business by any government agency. Information is provided by the registrant; FinCEN does not verify it. Verify critical information against official FinCEN sources."}