dev.uqp.quoting reference MCP binding

{
  "openrpc": "1.3.2",
  "info": {
    "title": "dev.uqp.quoting reference MCP binding",
    "version": "2026-11-05",
    "description": "Reference OpenRPC method definitions for MCP tools. Each tool outputSchema describes result.structuredContent. No live merchant and no conformance claim."
  },
  "servers": [
    {
      "name": "reference",
      "url": "https://api.studio.example/mcp"
    }
  ],
  "methods": [
    {
      "name": "estimate",
      "summary": "Stage 1 stateless estimate; target <200ms and $0 human effort.",
      "description": "The MCP tool returns structuredContent conforming to outputSchema; textual content is not the authoritative result. Reference service only.",
      "paramStructure": "by-name",
      "params": [
        {
          "name": "request",
          "required": true,
          "schema": {
            "$ref": "https://uqp.dev/spec/ucp/2026-11-05/estimate.json#/$defs/request"
          }
        }
      ],
      "result": {
        "name": "structuredContent",
        "schema": {
          "$ref": "https://uqp.dev/spec/ucp/2026-11-05/estimate.json#/$defs/response"
        }
      },
      "x-mcp": {
        "outputSchema": {
          "$ref": "https://uqp.dev/spec/ucp/2026-11-05/estimate.json#/$defs/response"
        },
        "resultField": "structuredContent"
      }
    },
    {
      "name": "request_quote",
      "summary": "Stage 2 provider review for 1\u20132 shortlisted providers.",
      "description": "The MCP tool returns structuredContent conforming to outputSchema; textual content is not the authoritative result. Reference service only.",
      "paramStructure": "by-name",
      "params": [
        {
          "name": "request",
          "required": true,
          "schema": {
            "$ref": "https://uqp.dev/spec/ucp/2026-11-05/estimate.json#/$defs/quoteRequest"
          }
        },
        {
          "name": "idempotency_key",
          "required": true,
          "description": "Required mutation replay key, equivalent to REST Idempotency-Key and the native MCP idempotency_key.",
          "schema": {
            "type": "string",
            "minLength": 1
          }
        }
      ],
      "result": {
        "name": "structuredContent",
        "schema": {
          "$ref": "https://uqp.dev/spec/ucp/2026-11-05/estimate.json#/$defs/quoteResult"
        }
      },
      "x-mcp": {
        "outputSchema": {
          "$ref": "https://uqp.dev/spec/ucp/2026-11-05/estimate.json#/$defs/quoteResult"
        },
        "resultField": "structuredContent"
      }
    },
    {
      "name": "get_quote",
      "summary": "Poll GET /quotes/{id} states, pending then quoted.",
      "description": "The MCP tool returns structuredContent conforming to outputSchema; textual content is not the authoritative result. Reference service only.",
      "paramStructure": "by-name",
      "params": [
        {
          "name": "id",
          "required": true,
          "schema": {
            "type": "string",
            "minLength": 1
          }
        }
      ],
      "result": {
        "name": "structuredContent",
        "schema": {
          "$ref": "https://uqp.dev/spec/ucp/2026-11-05/estimate.json#/$defs/quoteResult"
        }
      },
      "x-mcp": {
        "outputSchema": {
          "$ref": "https://uqp.dev/spec/ucp/2026-11-05/estimate.json#/$defs/quoteResult"
        },
        "resultField": "structuredContent"
      }
    }
  ]
}