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SecurityClaude Desktop Guide

CIS Automotive API Claude Desktop Integration

This guide explains how to configure Claude Desktop (Mac and Windows) to use the CIS Automotive API API through the Model Context Protocol (MCP). The integration exposes 10 API endpointsas callable tools inside Claude's chat interface, including Days worth of supply left on dealer lots, Days a vehicle takes to sell, Get a list of brand names, and more. No API keys or credentials are needed — setup takes approximately 30 seconds. The server runs locally via npx and communicates over STDIO transport. Paste the JSON configuration below into your claude_desktop_config.json file to get started.

Integration Specs

ClientClaude Desktop
Runtimenpx
AuthenticationNone
Setup Time~30 sec

Setup Instructions

1

Open Claude Settings

Launch Claude Desktop, open Settings (click your profile) → Developer → click 'Edit Config'.

2

Locate configuration file

This opens your local 'claude_desktop_config.json' file in your system editor.

3

Insert Server Config JSON

Paste the JSON configuration schema block (provided below) into the 'mcpServers' object.

4

Add authentication credentials

No credentials needed; leave the 'env' mapping empty.

5

Restart Claude app

Save the config file and restart Claude Desktop to load your new tools.

Configuration JSON

claude_desktop_config.json

Copy and paste this config snippet inside your local configuration file.

{
  "mcpServers": {
    "autodealerdata-com": {
      "command": "npx",
      "args": [
        "-y",
        "@mcp/autodealerdata-com"
      ],
      "env": {
        "CIS_AUTOMOTIVE_API_API_KEY": "your_cis_automotive_api_api_key"
      }
    }
  }
}

Required Environment Keys

Provide these variable keys in your local environment section:

CIS_AUTOMOTIVE_API_API_KEY

Replace your_cis_automotive_api_api_key with your secret key credentials.

Available Tools (10)

These endpoints are parsed from the OpenAPI schema and converted to Claude-compatible tools:

GET/daysSupply
Days worth of supply left on dealer lots
GET/daysToSell
Days a vehicle takes to sell
GET/getBrands
Get a list of brand names
GET/getDealers
Premium. Dealers in a zip code.
GET/getDealersByID
Premium. Dealers by ID
GET/getDealersByRegion
Premium. Dealers in a region.
GET/getInactiveModels
Get a list of model names including discontinued models
GET/getModels
Get a list of model names
GET/getRegionBrandMarketShare
Market share of a brand in region
GET/getRegionMarketShare
Market share of all brands in region