{"name":"LimitGuard Trust Intelligence","description":"LimitGuard is a KYB, sanctions/PEP and entity-trust API for AI agents and developers: it checks a company against business registers (KVK, KBO/CBE), VIES VAT, OpenSanctions, its domain and country risk, is paid per call with x402 (USDC) or an API key, is also served as an MCP server, and is hosted in the EU. Free sandbox key, no wallet. $0.65-0.85 fresh for entity and risk checks ($1.50 KYB); $0.10 cached ($0.25 KYB) when available. Enables AI agents to verify counterparty trust before transacting.","protocolVersion":"0.3.0","version":"1.0","url":"https://api.limitguard.ai/a2a","preferredTransport":"JSONRPC","provider":{"organization":"LimitGuard","url":"https://limitguard.ai"},"documentationUrl":"https://docs.limitguard.ai/x402-protocol","capabilities":{"streaming":false,"pushNotifications":false,"stateTransitionHistory":false},"defaultInputModes":["application/json"],"defaultOutputModes":["application/json"],"securitySchemes":{"apiKey":{"type":"apiKey","in":"header","name":"X-API-Key","description":"LimitGuard key (lg_live_...); free via POST /v1/keys/create"},"bearer":{"type":"http","scheme":"bearer","description":"The same key as Authorization: Bearer lg_live_..."}},"security":[{"apiKey":[]},{"bearer":[]}],"skills":[{"id":"entity_check","name":"entity_check","tags":["entity_verification","risk_scoring","reputation_tracking","wallet_verification","sanctions","kyb"],"description":"Full entity trust check across up to 8 data sources, depending on the identifiers supplied. Returns trust score 0-100, cluster, and recommendation.","endpoint":"/v1/entity/check","method":"POST","price_usdc":0.85},{"id":"risk_score","name":"risk_score","tags":["risk_scoring"],"description":"Quick risk score assessment. Faster than full entity check.","endpoint":"/v1/risk/score","method":"POST","price_usdc":0.65},{"id":"kyb_check","name":"kyb_check","tags":["kyb_verification","sanctions","compliance_monitoring"],"description":"Know Your Business verification with sanctions check and company registration.","endpoint":"/v1/kyb/check","method":"POST","price_usdc":1.5}],"authentication":{"schemes":["x402","api_key"],"x402":{"protocol":"x402-v2","chains":["eip155:8453","solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp"],"currency":"USDC"},"api_key":{"header":"X-API-Key","prefix":"lg_live_"}},"documentation_url":"https://docs.limitguard.ai/x402-protocol","sandbox":{"url":"https://api.limitguard.ai/v1/keys/create","curl":"curl -s -X POST https://api.limitguard.ai/v1/keys/create -H 'Content-Type: application/json' -d '{\"email\": \"you@example.com\", \"tier\": \"sandbox\"}'","note":"Free sandbox key, no wallet. POST here with tier=sandbox to get an lg_sandbox_ key; send it as X-API-Key for mock data at no charge (10 req/min)."}}