apollo-mcp

An MCP (Model Context Protocol) server for Apollo.io. Exposes Apollo's sales intelligence features — people search, contact enrichment, sequences, deals, tasks, and more — directly to AI assistants like Claude.

Features

| Category | Tools | |---|---| | People | Search 275M+ people, enrich individuals, bulk enrich | | Organizations | Search companies, enrich with firmographics, job postings | | Contacts | Search, view, create, update, bulk create (your saved contacts) | | Accounts | Search, view, create, update (your saved accounts) | | Sequences | Search, add contacts, update status, get email stats, activate/deactivate | | Deals | List, view, create, update deals + list deal stages | | Tasks | Search and create tasks | | Admin | List users, email accounts, custom fields, API usage stats |

Note: Endpoints marked "Requires a master API key" in their description need a Master API Key (not a standard API key).

Setup

1. Get your Apollo API key

Go to Settings → Integrations → Apollo API in your Apollo account, or visit app.apollo.io/#/settings/integrations/api.

For full functionality (sequences, deals, tasks), create a Master API Key.

2. Configure your MCP client

Claude Desktop

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

{
  "mcpServers": {
    "apollo": {
      "command": "npx",
      "args": ["-y", "apollo-mcp"],
      "env": {
        "APOLLO_API_KEY": "your-api-key-here"
      }
    }
  }
}

Windows users: wrap with cmd /c:

{
  "mcpServers": {
    "apollo": {
      "command": "cmd",
      "args": ["/c", "npx", "-y", "apollo-mcp"],
      "env": {
        "APOLLO_API_KEY": "your-api-key-here"
      }
    }
  }
}

Claude Code (CLI)

claude mcp add --transport stdio --env APOLLO_API_KEY=your-key apollo -- npx -y apollo-mcp

VS Code

Add to your VS Code MCP settings:

{
  "mcp": {
    "servers": {
      "apollo": {
        "type": "stdio",
        "command": "npx",
        "args": ["-y", "apollo-mcp"],
        "env": {
          "APOLLO_API_KEY": "your-api-key-here"
        }
      }
    }
  }
}

Development

npm install
npm run build   # compile TypeScript
npm run dev     # watch mode

License

MIT