Hatch MCP Server

What is Hatch MCP Server?

Hatch MCP Server is a Model Context Protocol (MCP) server for Hatch API integration. It provides tools for finding emails, phone numbers, verifying emails, finding company data, and getting LinkedIn URLs. It is intended for developers and users who need to enrich contact or company data through the Hatch API.

How to use Hatch MCP Server?

Clone the repository, run npm install, create a .env file with your Hatch API key, and build with npm run build. Start the server directly with npm start or configure it as an MCP server in Claude’s settings file (e.g., claude_desktop_config.json) by specifying the path to the built index.js and the HATCH_API_KEY environment variable.

Key features of Hatch MCP Server

• Find email addresses using first name, last name, and domain.
• Find phone numbers via LinkedIn profile URLs.
• Verify if an email address is valid and active.
• Find detailed company information by domain.
• Find LinkedIn URLs using name, designation, and company.

Use cases of Hatch MCP Server

• Enrich lead profiles by finding missing email addresses from name and company domain.
• Validate email addresses before sending outreach campaigns.
• Obtain phone numbers from a candidate’s LinkedIn profile for recruiting.
• Research company details (industry, size, etc.) using a corporate domain.
• Discover LinkedIn profiles of professionals by name, title, and employer.

FAQ from Hatch MCP Server

What API key is required to use Hatch MCP Server?

You need a valid Hatch API key. Set it in the HATCH_API_KEY environment variable inside a .env file or in the MCP settings configuration.

What retry settings can I configure?

The server supports HATCH_RETRY_MAX_ATTEMPTS (default 3), HATCH_RETRY_INITIAL_DELAY (default 1000ms), HATCH_RETRY_MAX_DELAY (default 10000ms), and HATCH_RETRY_BACKOFF_FACTOR (default 2).

How do I integrate Hatch MCP Server with Claude?

Add the server configuration to Claude’s MCP settings file (e.g., claude_desktop_config.json for the desktop app or cline_mcp_settings.json for the VS Code extension). Provide the command node, the path to the built index.js, and the HATCH_API_KEY environment variable.

What parameters does the hatch_find_email tool require?

It requires firstName (string), lastName (string), and domain (string) — all mandatory.

Can I customize the Hatch API endpoint?

Yes, set the HATCH_API_URL environment variable. The default is https://api.hatchhq.ai.