{
  "name": "Rebar Calculator Agent",
  "description": "Public, read-only agent interface for rebarcount.com. Answers rebar bar-size/weight lookups and material estimates (length, weight, cut pieces) for rectangular slabs, walls and footings. Not a structural design service.",
  "version": "1.0.0",
  "protocolVersion": "0.3.0",
  "url": "https://rebarcount.com/a2a",
  "preferredTransport": "JSONRPC",
  "supportedInterfaces": [
    {
      "url": "https://rebarcount.com/a2a",
      "protocolBinding": "JSONRPC",
      "protocolVersion": "0.3.0"
    }
  ],
  "capabilities": {
    "streaming": false,
    "pushNotifications": false,
    "stateTransitionHistory": true,
    "extensions": []
  },
  "defaultInputModes": [
    "text"
  ],
  "defaultOutputModes": [
    "text"
  ],
  "skills": [
    {
      "id": "rebar_size_lookup",
      "name": "Rebar size and weight lookup",
      "description": "Resolve a rebar designation (#3-#18 imperial, 10-40 mm metric) to nominal diameter, unit weight and section area, or return the whole reference table. Values are nominal, derived from designation and steel density, not measured.",
      "tags": [
        "rebar",
        "reference",
        "weight"
      ],
      "examples": [
        "size=#4",
        "size=12 unit=metric",
        "What is the weight of #5 rebar?"
      ]
    },
    {
      "id": "rebar_estimate",
      "name": "Rebar material estimate",
      "description": "Estimate total bar length, steel weight and the number of stock-length pieces to order for a rectangular grid. Material estimate only - not a structural design, and not a substitute for engineered drawings.",
      "tags": [
        "rebar",
        "estimate",
        "quantity"
      ],
      "examples": [
        "length=24 width=20 spacing=1 bar=#4 unit=imperial stock=20",
        "length=6 width=5 spacing=0.2 bar=12 unit=metric stock=12",
        "Estimate rebar for a 24 by 20 foot slab at 12 inch spacing using #4 bar"
      ]
    }
  ],
  "provider": {
    "organization": "Rebar Calculator",
    "url": "https://rebarcount.com/"
  },
  "documentationUrl": "https://rebarcount.com/ai/",
  "securitySchemes": {},
  "security": [],
  "card_url": "https://rebarcount.com/.well-known/agent-card.json"
}