Connect ZeroBounce to your AI assistant with the official MCP server

Connect ZeroBounce to your AI assistant with the official MCP server

Bring email validationⓘ into Claude, Cursor, VS Code, and any MCP-compatible AI tool. The ZeroBounce MCP server lets your AI assistant validate emails, find contacts, score deliverability, and check your account usage - all through natural conversation, powered by the ZeroBounce API.

Receive 100 free email validation credits monthly.
Credits never expire.*

What you can do with the ZeroBounce MCP server

• Email validation — validate single addresses or batches and get detailed status and sub-status results.
• Bulk operations — upload CSV files for large-scale validation and AI scoring.
• Email finder — locate business email addresses by name and domain, or search entire domains.
• Activity data — check whether an address shows recent engagement.
• Account management — monitor credits and API usage without leaving your editor.
• Usage analytics — pull comprehensive usage reports with custom date ranges.

How it works

1. Install the server:

   npm install -g @zerobounce/mcp

2. Get your API key from the ZeroBounce dashboard.

3. Add the server to your MCP client config (Claude Desktop, Cursor, VS Code, or any MCP-compatible client):

   {
     "command": "zerobounce-mcp",
     "args": ["--api-key=YOUR_API_KEY"]
   }

4. Ask your AI assistant to validate emails, find contacts, or check your credits.

Supported clients

Claude Desktop, Cursor, VS Code, and any MCP-compatible client.

Requirements

• A ZeroBounce account and API key (API key docs).
• Node.js 18 or newer installed.
• An MCP-compatible AI client.