Lettio MCP

eu.lettio/mcp

Private, EU-hosted email for AI agents over JMAP: read, search, reply, draft, organize, send.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@lettio/mcp@0.5.0"
      ],
      "env": {
        "LETTIO_USERNAME": "<your LETTIO_USERNAME>",
        "LETTIO_PASSWORD": "<your LETTIO_PASSWORD>"
      }
    }
  }
}
Environment variables
  • LETTIO_USERNAMErequiredFull email address of the Lettio mailbox, e.g. you@yourcompany.eu.
  • LETTIO_PASSWORDrequiredsecretApp password for the mailbox.

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
AI & ML
Version
0.5.0
Registry
active
Published
11/2/2026

Remotes

  • streamable-httphttps://mcp.lettio.eu/mcp

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