Substack MCP Server and API by Cotlet for VS Code

dev.cotlet/substack

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

client:VS Code transport:streamable-http runtime:pypi

Install Substack MCP Server and API by Cotlet in VS Code

.vscode/mcp.json

{
  "servers": {
    "substack": {
      "type": "http",
      "url": "https://cotlet.dev/mcp/v1/substack/connect"
    }
  }
}

Requires agent mode. MCP: Open User Configuration puts the same block in every workspace. VS Code docs