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Sickle — every mailbox for your agent

app.sickle/mail

Gmail, Outlook, iCloud, Fastmail and any IMAP mailbox for your agent. Scoped OAuth, no send tool.

Install

Add the config to your client settings. Replace values in <angle brackets> with your own.

claude_desktop_config.json

{
  "mcpServers": {
    "mail": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote",
        "https://mcp.sickle.app"
      ]
    }
  }
}

Details

Name: app.sickle/mail
Version: 1.0.0
Updated: Oct 14, 2026
Source: Official MCP Registry
Website: https://sickle.app/mcp