Substack MCP Server and API by Cotlet for Zed

dev.cotlet/substack

Substack writer newsletter publishing MCP server: create post, schedule post, publish Note.

client:Zed transport:streamable-http runtime:pypi

Install Substack MCP Server and API by Cotlet in Zed

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

{
  "context_servers": {
    "substack": {
      "url": "https://cotlet.dev/mcp/v1/substack/connect"
    }
  }
}

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