Royal Agentic Enterprises — x402 Platform Gateway

{
  "name": "Royal Agentic Enterprises \u2014 x402 Platform Gateway",
  "description": "Royal Agentic Enterprises x402 platform catalog: 16 live paid services and 27 endpoints discoverable in one place (USDC on Base, per-call, no API keys, $0.01\u2013$5.00). The gateway itself is free: catalog, machine pricing, OpenAPI, A2A guidance. Live machine-readable pricing: /.well-known/x402.json.",
  "version": "2.0.0",
  "protocolVersion": "1.0",
  "url": "https://royal-gateway-x402.fly.dev/a2a",
  "supportedInterfaces": [
    {
      "url": "https://royal-gateway-x402.fly.dev/a2a",
      "transport": "JSONRPC",
      "protocolBinding": "JSONRPC",
      "protocolVersion": "1.0"
    }
  ],
  "preferredTransport": "JSONRPC",
  "provider": {
    "organization": "Royal Agentic Enterprises",
    "url": "https://royal-gateway-x402.fly.dev"
  },
  "documentationUrl": "https://royal-gateway-x402.fly.dev/pricing.md",
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false,
    "extensions": [
      {
        "uri": "https://x402.org",
        "description": "x402 v2 payment gating across the catalog: USDC (eip155:8453, contract 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913), scheme exact, payTo treasury 0x7861db4efc14a1ed5dd8c96c528a3796560f1393. The live 402 challenge on each service is authoritative.",
        "required": false
      }
    ]
  },
  "defaultInputModes": [
    "application/json",
    "text/plain"
  ],
  "defaultOutputModes": [
    "application/json",
    "text/plain"
  ],
  "skills": [
    {
      "id": "platform-catalog-guide",
      "name": "Fleet catalog guide (free)",
      "description": "Ask this agent in plain text which 16 Royal Agentic x402 services exist, what their 27 paid endpoints cost, and how to pay with x402 \u2014 answered free over A2A JSON-RPC, no payment, no downstream calls.",
      "tags": [
        "catalog",
        "pricing",
        "discovery",
        "x402",
        "free",
        "agent-to-agent"
      ],
      "examples": [
        "What fleet services can I buy with USDC on Base and what is the cheapest endpoint?"
      ]
    },
    {
      "id": "cheapest-endpoint-finder",
      "name": "Cheapest paid endpoint finder",
      "description": "Given a task (NFT floor data, image generation, email scoring, skill search, contract review...), returns the cheapest live catalog endpoint that fulfills it with its method+URL+price, derived from the same generated catalog as /pricing.md (currently NanoBanana /api/generate-image at $0.01).",
      "tags": [
        "pricing",
        "optimization",
        "x402",
        "usdc",
        "base"
      ],
      "examples": [
        "Find the cheapest way to generate an image and to check an NFT floor price."
      ]
    },
    {
      "id": "machine-readable-surfaces",
      "name": "Machine-readable discovery surfaces",
      "description": "Guides agents to the gateway's free surfaces: / (full catalog JSON), /services (live health of every service), /categories, /pricing.md, /llms.txt, /sample, /docs (OpenAPI 3), /.well-known/x402.json (all 402 accepts keyed by absolute URL). All generated from one catalog source.",
      "tags": [
        "discovery",
        "openapi",
        "x402",
        "json",
        "free"
      ],
      "examples": [
        "Where do I get the machine-readable list of every paid endpoint and its payTo?"
      ]
    },
    {
      "id": "x402-payment-onboarding",
      "name": "x402 payment onboarding (free)",
      "description": "Explains the 4-step x402 v2 flow: POST unpaid, decode the 402 PAYMENT-REQUIRED header, sign a USDC EIP-3009 transferWithAuthorization on Base, resend with PAYMENT-SIGNATURE. Names the canonical treasury and USDC contract from the catalog.",
      "tags": [
        "x402",
        "usdc",
        "eip-3009",
        "onboarding",
        "base"
      ],
      "examples": [
        "How do I pay a 402 challenge with USDC on Base from an agent?"
      ]
    },
    {
      "id": "endpoint-health-probe",
      "name": "Fleet availability status",
      "description": "Summarizes live service health: GET /services pings every catalog member's /health with a 5s timeout and reports healthy/error/unreachable per service.",
      "tags": [
        "health",
        "uptime",
        "observability",
        "x402",
        "free"
      ],
      "examples": [
        "Which fleet services are reachable right now?"
      ]
    }
  ],
  "securitySchemes": {},
  "security": []
}