{
  "openapi": "3.1.0",
  "info": {
    "title": "AgentMarket API",
    "description": "Real-time market data API with x402 micropayments. Provides stock quotes, market indices, and institutional SEC 13F holdings data.",
    "version": "1.0.0",
    "contact": { "name": "AgentMarket", "url": "https://market.memoryapi.org" }
  },
  "servers": [
    { "url": "https://market.memoryapi.org", "description": "Production" }
  ],
  "paths": {
    "/health": {
      "get": {
        "summary": "Health check",
        "operationId": "healthCheck",
        "security": [],
        "responses": {
          "200": {
            "description": "Service health",
            "content": { "application/json": { "schema": { "type": "object", "properties": { "status": { "type": "string" }, "service": { "type": "string" }, "port": { "type": "integer" } } } } }
          }
        }
      }
    },
    "/x402/market/quote": {
      "get": {
        "summary": "Stock price quotes",
        "description": "Real-time stock price quotes for one or more ticker symbols. Returns price, % change, 52-week high/low. Costs $0.001 per request.",
        "operationId": "getStockQuotes",
        "x-price": "$0.001",
        "parameters": [
          { "name": "symbols", "in": "query", "description": "Comma-separated ticker symbols", "schema": { "type": "string", "default": "AAPL,MSFT,NVDA,GOOGL,TSLA" } },
          { "name": "exchange", "in": "query", "description": "Filter by exchange: NYSE or NASDAQ", "schema": { "type": "string" } }
        ],
        "responses": {
          "200": {
            "description": "Stock quotes",
            "content": { "application/json": { "schema": { "type": "object", "properties": {
              "success": { "type": "boolean" },
              "count": { "type": "integer" },
              "quotes": { "type": "array", "items": { "type": "object", "properties": {
                "symbol": { "type": "string" }, "name": { "type": "string" }, "price": { "type": "number" },
                "change_pct": { "type": "number" }, "high_52w": { "type": "number" }, "low_52w": { "type": "number" },
                "exchange": { "type": "string" }, "currency": { "type": "string" }
              }}},
              "as_of": { "type": "string", "format": "date-time" },
              "source": { "type": "string" }
            }}}}
          },
          "402": { "description": "Payment required" }
        }
      }
    },
    "/x402/market/indices": {
      "get": {
        "summary": "Market indices and macro indicators",
        "description": "Major market indices and macro indicators from FRED: S&P 500, NASDAQ, VIX, 10-Year Treasury, WTI Oil, Gold, USD/EUR. Costs $0.001 per request.",
        "operationId": "getMarketIndices",
        "x-price": "$0.001",
        "responses": {
          "200": {
            "description": "Market indices",
            "content": { "application/json": { "schema": { "type": "object", "properties": {
              "success": { "type": "boolean" },
              "as_of": { "type": "string", "format": "date-time" },
              "indices": { "type": "object", "properties": {
                "sp500": { "type": "object", "properties": { "value": { "type": "number" }, "date": { "type": "string" } } },
                "vix": { "type": "object", "properties": { "value": { "type": "number" }, "date": { "type": "string" } } },
                "nasdaq": { "type": "object", "properties": { "value": { "type": "number" }, "date": { "type": "string" } } },
                "treasury_10y": { "type": "object", "properties": { "value": { "type": "number" }, "date": { "type": "string" } } },
                "oil_wti": { "type": "object", "properties": { "value": { "type": "number" }, "date": { "type": "string" } } },
                "gold": { "type": "object", "properties": { "value": { "type": "number" }, "date": { "type": "string" } } },
                "usd_eur": { "type": "object", "properties": { "value": { "type": "number" }, "date": { "type": "string" } } }
              }},
              "source": { "type": "string" }
            }}}}
          },
          "402": { "description": "Payment required" }
        }
      }
    },
    "/x402/market/holdings": {
      "get": {
        "summary": "Institutional 13F holdings",
        "description": "SEC EDGAR Form 13F institutional holdings. Look up any institution by CIK or name. Costs $0.005 per request.",
        "operationId": "getInstitutionalHoldings",
        "x-price": "$0.005",
        "parameters": [
          { "name": "cik", "in": "query", "description": "SEC CIK number (default: 0001067983 for Berkshire Hathaway)", "schema": { "type": "string", "default": "0001067983" } },
          { "name": "institution", "in": "query", "description": "Institution name to search", "schema": { "type": "string" } }
        ],
        "responses": {
          "200": {
            "description": "Institutional holdings info",
            "content": { "application/json": { "schema": { "type": "object", "properties": {
              "success": { "type": "boolean" },
              "institution_name": { "type": "string" },
              "cik": { "type": "string" },
              "latest_13f_date": { "type": "string" },
              "filing_url": { "type": "string" },
              "filing_doc_url": { "type": "string" },
              "accession_number": { "type": "string" },
              "source": { "type": "string" }
            }}}}
          },
          "402": { "description": "Payment required" }
        }
      }
    },
    "/mcp": {
      "get": {
        "summary": "MCP server info",
        "operationId": "mcpInfo",
        "security": [],
        "responses": { "200": { "description": "MCP server info and available tools" } }
      },
      "post": {
        "summary": "MCP JSON-RPC endpoint",
        "description": "Model Context Protocol endpoint. Supports: initialize, tools/list, tools/call (get_stock_quotes, get_market_indices, get_institutional_holdings).",
        "operationId": "mcpRpc",
        "security": [],
        "requestBody": {
          "required": true,
          "content": { "application/json": { "schema": { "type": "object", "properties": {
            "jsonrpc": { "type": "string", "example": "2.0" },
            "method": { "type": "string", "example": "tools/call" },
            "params": { "type": "object" },
            "id": { "type": "integer" }
          }}}}
        },
        "responses": { "200": { "description": "JSON-RPC response" } }
      }
    }
  }
}