Email Automation MCP vs MCP Hey

In-depth architectural comparison of the Email Automation MCP and MCP Hey MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

Choose Email Automation MCP when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: other (Free / Open Source).
• Primary tools included: SMTP email sending, IMAP inbox reading, Email search.

Explore Email Automation MCP Details

Choose MCP Hey when:

• You need dedicated capabilities in the Communication domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: other (Free / Open Source).
• Primary tools included: Read email across Hey mailbox areas, Search with a local SQLite full-text index, Send, reply to, and forward messages.

Explore MCP Hey Details

Feature & Specification Comparison

Specification	Email Automation MCP Communication	MCP Hey Sealjay Communication
Summary	Email Automation MCP server. Tools: send email, read inbox, search emails. Built by MEOK AI ...	Local MCP server for Hey.com email. Read, search, send, reply, and manage the screener via locally cached session from Hey's webview auth.
Category & Scope	Communication

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "email-automation-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@smithery/cli@latest"
      ]
    }
  }
}

{
  "mcpServers": {
    "sealjay-mcp-hey": {
      "command": "npx",
      "args": [
        "-y",
        "sealjay-mcp-hey"
      ]
    }
  }
}

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