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

Tool	Description	Cost
search_people	Search Apollo's 270M+ contact database by title, company, location, seniority, tech stack, funding stage	FREE
enrich_person	Get verified email, phone number, and full profile for a person	1 credit
bulk_enrich_people	Enrich up to 10 people in a single request	1 credit/person

Company / Organization Data

Tool	Description	Cost
search_organizations	Search companies by name, industry, employee count, revenue	1 credit/page
enrich_organization	Get detailed company info (tech stack, funding, size) by domain	1 credit
get_organization	Get organization details by Apollo ID	FREE
get_organization_job_postings	Get current job postings for a company	1 credit

CRM -- Contacts

Tool	Description	Cost
create_contact	Create a contact with automatic deduplication	FREE
update_contact	Update an existing contact	FREE
get_contact	Retrieve a contact by ID	FREE
search_contacts	Search your saved contacts	FREE
delete_contact	Permanently delete a contact	FREE
bulk_create_contacts	Create up to 100 contacts at once	FREE
bulk_update_contacts	Update up to 100 contacts at once	FREE

CRM -- Accounts

Tool	Description	Cost
create_account	Create a company record in your CRM	FREE
update_account	Update an existing account	FREE
search_accounts	Search your saved accounts	FREE

CRM -- Opportunities/Deals

Tool	Description	Cost
search_opportunities	Search deals in your pipeline by keyword, stage, or owner	FREE
get_opportunity	Get a single deal by ID	FREE
create_opportunity	Create a new deal with

... View full README on GitHub