Apollo.io MCP Server

A Model Context Protocol (MCP) server for the Apollo.io API – giving AI coding assistants like Claude Code, Cursor, and any MCP-compatible client direct access to Apollo.io’s sales intelligence platform.

Search leads, enrich contacts with verified emails and phone numbers, manage CRM records, run email sequences, track outreach, manage deals, tasks, notes, labels, and more – all through natural language via 45 ready-to-use tools.

Why Use This?

• AI-native prospecting – Ask your AI assistant to “find CTOs at Series B fintech companies in NYC” and get results instantly
• Automated enrichment – Enrich leads with verified emails and phone numbers without leaving your editor
• CRM operations – Create, update, search, and delete contacts, accounts, deals, tasks, and notes through conversation
• Sequence management – Add contacts to email sequences and monitor outreach performance
• Full pipeline visibility – Access contact stages, account stages, opportunity stages, labels, and team members
• Credit-aware – Every tool description includes credit cost so your AI avoids unexpected charges

Quick Start

1. Clone & Build

git clone https://github.com/Chainscore/apollo-io-mcp.git
cd apollo-io-mcp
npm install
npm run build

2. Get Your Apollo API Key

Get your API key from Apollo.io Settings > Integrations > API.

3. Add to Your MCP Client

Claude Code (~/.claude/settings.json):

{
  "mcpServers": {
    "apollo-io": {
      "command": "node",
      "args": ["/path/to/apollo-io-mcp/dist/index.js"],
      "env": {
        "APOLLO_API_KEY": "your_key_here"
      }
    }
  }
}

Cursor (.cursor/mcp.json):

{
  "mcpServers": {
    "apollo-io": {
      "command": "node",
      "args": ["/path/to/apollo-io-mcp/dist/index.js"],
      "env": {
        "APOLLO_API_KEY": "your_key_here"
      }
    }
  }
}

Tools (45)

People Search & Enrichment

Company / Organization Data

CRM – Contacts

| Tool | Description | Cost |