{
  "protocolVersion": "0.3.0",
  "name": "Dead Brush Catalog",
  "version": "0.2.0",
  "description": "Discovery card for the Dead Brush apparel catalog (deadbrush.ru). Exposes read-only catalog skills — product search, product detail, category browse and pricing. Dead Brush does NOT operate a live A2A JSON-RPC agent endpoint; the skills below are served via WebMCP (in the visitor's browser) and the public OpenAPI 3.1 read API. See x-implementation.",
  "url": "https://www.deadbrush.ru/",
  "documentationUrl": "https://www.deadbrush.ru/AGENTS.md",
  "preferredTransport": "HTTP+JSON",
  "supportedInterfaces": [
    {
      "url": "https://www.deadbrush.ru/.well-known/openapi.json",
      "transport": "HTTP+JSON",
      "description": "OpenAPI 3.1 specification of the public read endpoints (catalog, search, pricing). This is the authoritative programmatic read surface."
    }
  ],
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": false
  },
  "defaultInputModes": ["text/plain", "application/json"],
  "defaultOutputModes": ["application/json", "text/markdown"],
  "provider": {
    "organization": "Dead Brush",
    "url": "https://www.deadbrush.ru/"
  },
  "skills": [
    {
      "id": "search_products",
      "name": "Search products",
      "description": "Search the Dead Brush catalog by free-text query (Russian or English).",
      "tags": ["catalog", "search", "read-only"],
      "examples": ["Find Akira t-shirts", "поиск худи с принтом"]
    },
    {
      "id": "view_product",
      "name": "View product",
      "description": "Return a product's structured Product JSON-LD, price and availability by slug.",
      "tags": ["catalog", "product", "read-only"],
      "examples": ["Show the product 'akira'", "price of megaherzy-might-magic-r"]
    },
    {
      "id": "browse_category",
      "name": "Browse category",
      "description": "List products in a catalog category.",
      "tags": ["catalog", "category", "read-only"],
      "examples": ["List products in the Collaborations category"]
    },
    {
      "id": "get_pricing",
      "name": "Get pricing",
      "description": "Return the shop-wide price list and delivery rates.",
      "tags": ["pricing", "delivery", "read-only"],
      "examples": ["What does a hoodie cost?", "delivery rates to Moscow"]
    }
  ],
  "securitySchemes": {},
  "security": [],
  "x-implementation": {
    "type": "discovery-only",
    "live_a2a_endpoint": false,
    "rationale": "Dead Brush is a retail catalog, not an autonomous A2A agent. This card is published for agent-to-agent discovery so that A2A-aware clients can learn the available read skills and route to the documented surfaces. There is no live A2A JSON-RPC endpoint. For programmatic access use the OpenAPI read API (https://www.deadbrush.ru/.well-known/openapi.json) or WebMCP (https://www.deadbrush.ru/.well-known/mcp/server-card.json). No authentication is required — see https://www.deadbrush.ru/auth.md.",
    "rate_limit_per_minute": 60,
    "user_agent_required": true
  }
}