Skip to content
mcp/harbor
Cursor

Assistant Mail MCP for Cursor

io.github.assistantmail/assistantmail-mcp

Agent email with allowlist and consent via AssistantMail.

client:Cursor transport:stdio runtime:npm

Install Assistant Mail MCP in Cursor

~/.cursor/mcp.json · windows: %USERPROFILE%\.cursor\mcp.json

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "assistantmail-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@assistantmail/assistantmail-mcp"
      ],
      "env": {
        "ASSISTANT_MAIL_API_KEY": "<ASSISTANT_MAIL_API_KEY>",
        "ASSISTANT_MAIL_API_BASE_URL": "<ASSISTANT_MAIL_API_BASE_URL>"
      }
    }
  }
}

Use .cursor/mcp.json in a project root instead to scope it to that project. Cursor merges both. Cursor docs

Assistant Mail MCP in other clients

Assistant Mail MCP MCP server