JustEmails

MCP server · by justemails

Communication Streamable HTTP v0.2.0

Email hosting from your AI: read and send mail, add domains, check DNS and manage mailboxes.

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Install

Pin version unavailable — hosted endpoints aren’t versioned

Streamable HTTP
https://mcp.justemails.app/mcp

Setup by client

Pick your client — the config below is generated for this server (hosted endpoint). Copy respects the “Pin version” switch above.

Remote (hosted) endpoint

https://mcp.justemails.app/mcp

Claude Desktop: Settings → Connectors → Add custom connector, paste this URL, and provide: Authorization.

Format verified against the official Claude Desktop docs ↗.

terminal

claude mcp add --transport http mcp-263 https://mcp.justemails.app/mcp --header "Authorization: Bearer <YOUR_AUTHORIZATION>"

Format verified against the official Claude Code docs ↗.

.cursor/mcp.json (hosted endpoint)

{
  "mcpServers": {
    "mcp-263": {
      "url": "https://mcp.justemails.app/mcp",
      "headers": {
        "Authorization": "<YOUR_AUTHORIZATION>"
      }
    }
  }
}

Format verified against the official Cursor docs ↗.

.vscode/mcp.json (hosted endpoint)

{
  "servers": {
    "mcp-263": {
      "type": "http",
      "url": "https://mcp.justemails.app/mcp",
      "headers": {
        "Authorization": "<YOUR_AUTHORIZATION>"
      }
    }
  }
}

Format verified against the official VS Code docs ↗.

mcp_config.json (hosted endpoint)

{
  "mcpServers": {
    "mcp-263": {
      "serverUrl": "https://mcp.justemails.app/mcp",
      "headers": {
        "Authorization": "<YOUR_AUTHORIZATION>"
      }
    }
  }
}

Format verified against the official Windsurf docs ↗.

Environment variables

Defined in the server's official registry manifest. Required secrets are shown as <YOUR_…> placeholders in the configs above.

Authorization secret header — Optional. Clients that support MCP sign-in (OAuth) connect without it; otherwise a JustEmails API key from https://justemails.app/mcp (keys start with je_).

About this server

Distributed as Streamable HTTP, listed under Communication. Review our MCP security guide before granting access to real data.

Frequently asked questions

How do I install JustEmails?

Run the install command shown above, then paste the config for your client (Claude Desktop, Claude Code, Cursor, VS Code or Windsurf) into its MCP settings and restart the client.

Is JustEmails free to use?

The MCP server itself is free to install. Any third-party service it calls may require its own API key and account.

Which clients support JustEmails?

Any MCP-compatible client can use it, including Claude Desktop, Claude Code, Cursor, VS Code, Windsurf and custom agents.

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