What is Model Context Protocol (MCP)?

Name: What is Model Context Protocol (MCP)?
Author: Abhi5h3k

@Abhi5h3k

About What is Model Context Protocol (MCP)?

A lightweight Model Context Protocol (MCP) server that enables your LLM to validate email addresses. This tool checks email format, domain validity, and deliverability using the AbstractAPI Email Validation API. Perfect for integrating email validation into AI applications like C

#email-validation #mcp #ai-integration

Basic information

Config

Add this server to your MCP-compatible client using the configuration below.

{
  "mcpServers": {
    "verify_mail": {
      "command": "uv",
      "args": [
        "--directory",
        "C:\\ABSOLUTE\\PATH\\TO\\MCP-Email-Verify",
        "run",
        "server.py"
      ]
    }
  }
}

Tools

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Overview

What is MCP Email Verify?

MCP Email Verify is a lightweight Model Context Protocol (MCP) server that enables an LLM to validate email addresses. It checks email format, domain validity, and deliverability using the AbstractAPI Email Validation API. The server is built for AI applications like Claude Desktop.

How to use MCP Email Verify?

Clone the repository, install UV (0.6.9 or higher), create a virtual environment with uv venv, install dependencies with uv install, set the environment variable ABSTRACT_API_KEY in a .env file, and run the server with uv run server.py. Register the server in Claude Desktop by updating claude_desktop_config.json with the command uv --directory <path> run server.py, then restart Claude Desktop.

Key features of MCP Email Verify

Email verification in real-time.
Seamless MCP integration with LLMs.
Easy setup with Python and the MCP SDK.
Checks format, domain, and deliverability.

Use cases of MCP Email Verify

Validate user email addresses during sign-up or contact forms.
Ensure email deliverability before sending bulk messages.
Verify suspicious email addresses in AI-powered assistants.
Integrate email validation into Claude Desktop workflows.

FAQ from MCP Email Verify

What are the requirements?

Python 3.11.0 or higher, UV 0.6.9 or higher, and an AbstractAPI Email Validation API key.

How do I set up the server?

Clone the repo, install UV, create and activate a virtual environment, install dependencies, set ABSTRACT_API_KEY in a .env file, then run uv run server.py.

How do I use it with Claude Desktop?

Update claude_desktop_config.json to include an MCP server entry with command uv and args ["--directory", "absolute/path/to/MCP-Email-Verify", "run", "server.py"]. Restart Claude Desktop to detect the tool.