AsterPay API
trust & EUR settlement for AI agent payments

Public API accepting x402 (Coinbase) and MPP (Stripe/Tempo). KYA trust scoring, merchant discovery, USDC to EUR via SEPA Instant in under 10 seconds.

Free endpoints (no auth)

• GET /v1/agent/trust-score/{address}
• GET /v1/settlement/estimate
• GET /v2/x402/market/rates

Paid endpoints (x402 USDC on Base)

• GET /v1/agent/deep-analysis/{address}$0.01
• GET /v2/x402/offramp/estimate$0.005
• GET /v2/x402/agent/trust-score/{address}$0.005
• POST /v2/x402/ai/fact-check$0.01

Discovery

• /.well-known/agent.json — agent card
• /llms.txt — LLM endpoint catalog
• /openapi.json — OpenAPI spec
• /.well-known/x402 — x402 discovery

JSON view · Docs · asterpay.io