x402_spec.json

{
  "name": "x402",
  "version": "0.2.0",
  "description": "HTTP 402 Payment Required for AI agent micropayments",
  "network": "solana",
  "currency": "USDC",
  "round_trip": "~3s",
  "authentication": "KYA (Know-Your-Agent)",
  "signing": "RSA-2048 PKCS1v15-SHA256",
  "status": "active"
}