@marketcheck/mcp-client

MCP client for the MarketCheck automotive data API. Connects Claude Desktop, Claude Code, and other MCP-compatible AI assistants to MarketCheck's vehicle search, pricing, VIN decode, and market analytics tools.

Quick Start

Claude Code

Add to your project's .mcp.json:

{
  "mcpServers": {
    "marketcheck": {
      "command": "npx",
      "args": ["-y", "@marketcheck/mcp-client"],
      "env": {
        "MARKETCHECK_API_KEY": "your_api_key_here"
      }
    }
  }
}

Claude Desktop

Add to ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows):

{
  "mcpServers": {
    "marketcheck": {
      "command": "npx",
      "args": ["-y", "@marketcheck/mcp-client"],
      "env": {
        "MARKETCHECK_API_KEY": "your_api_key_here"
      }
    }
  }
}

Command Line

# Using environment variable
MARKETCHECK_API_KEY=your_key npx @marketcheck/mcp-client

# Using CLI flag
npx @marketcheck/mcp-client --api-key your_key

# Custom server URL
npx @marketcheck/mcp-client --api-key your_key --server-url https://custom.server/mcp

Available Tools

Once connected, the following MCP tools become available to your AI assistant:

| Tool | Description | |------|-------------| | search_active_cars | Search active vehicle listings across US and Canada with 100+ filters | | search_past_90_days | Search recently sold/expired dealer listings (last 90 days) | | predict_price_with_comparables | AI-powered price prediction with comparable vehicle analysis | | get_sold_summary | Aggregated sold vehicle market data with ranking and grouping | | get_car_history | Complete online listing history for any VIN | | decode_vin_neovin | Full VIN decode with specs, features, MSRP, and MPG data | | search_uk_active_cars | UK market active vehicle listings | | search_uk_recent_cars | UK market recently sold/expired listings |

Options

| Option | Description | Default | |--------|-------------|---------| | --api-key <key> | MarketCheck API key | MARKETCHECK_API_KEY env var | | --server-url <url> | MCP server endpoint | https://mcp.marketcheck.com/mcp/sse | | --help | Show usage information | |

Example Prompts

Once connected, try asking your AI assistant:

• "Price check VIN 1HGCV1F3XPA123456"
• "What's selling in Texas right now?"
• "Find me the best deal on a 2024 Toyota RAV4 near 90210"
• "What's the market share for EVs this quarter?"
• "How fast is a 2022 BMW X5 depreciating?"

Get an API Key

Visit marketcheck.com to get your API key.

License

MIT