marginal for Zed

sh.marginal/mcp

Email A/B tests for AI agents: subject lines, managed sends, open/click tracking, and results.

client:Zed transport:streamable-http

Install marginal in Zed

~/.config/zed/settings.json · windows: %APPDATA%\Zed\settings.json

{
  "context_servers": {
    "mcp": {
      "url": "https://marginal.sh/mcp"
    }
  }
}

Merge this into your existing settings object — do not replace the file. Zed docs