NestDaddy

SuperMailOS

com.supermailos/mail ยท v1.4.0

Read, search, organize, draft and send business email from your SuperMailOS mailboxes.

Connect Remote server

Terminal
claude mcp add --transport http mail https://supermailos.com/mcp --header "Authorization: Bearer <YOUR_API_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "mail": {
      "url": "https://supermailos.com/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "mail": {
      "type": "http",
      "url": "https://supermailos.com/mcp",
      "headers": {
        "Authorization": "Bearer <YOUR_API_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://supermailos.com/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools

This server asks for a key before it lists its tools. Connect it with your own key to see them.

Headers

NameDescription
Authorization
Optional, secret
Optional. Clients with OAuth sign-in (Claude, ChatGPT) discover it from the endpoint and need nothing here. For scripts and clients without OAuth: the word Bearer, a space, then a SuperMailOS API key (smk_...) from Settings > Developers > API keys.

Details

Endpointhttps://supermailos.com/mcp (Streamable HTTP)
First published19 Oct 2026
Last updated19 Oct 2026
Registry namecom.supermailos/mail

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