Hunter.io MCP Server

MCP server for Hunter.io email finder and verifier.

Setup

1. Get your API key from Hunter.io

2. Create the secrets file:

mkdir -p ~/.claude/secrets/hunter
echo "HUNTER_API_KEY=your_api_key_here" > ~/.claude/secrets/hunter/.env

3. Install dependencies:

pnpm install

4. Add to your Claude config (~/.claude.json):

{
  "mcpServers": {
    "hunter": {
      "command": "npx",
      "args": ["tsx", "/Users/brenner/repos/hunter-mcp/src/index.ts"]
    }
  }
}

Related MCP server: Prospeo MCP Server

Tools

find_email_by_name

Find the most likely email address for a person at a company.

Parameters:

• domain - Company domain (e.g., "stripe.com")

• first_name - Person's first name

• last_name - Person's last name

Returns: { email, score, status }

verify_email

Verify if an email address is valid and deliverable.

Parameters:

• email - Email address to verify

Returns: { email, status, score }

Status values: valid, invalid, accept_all, webmail, disposable, unknown