Skip to content
mcp/harbor
Gemini CLI

Substack MCP Server for Gemini CLI

io.github.conorbronsdon/substack-mcp

Substack drafts, Notes, analytics and consented subscribers. Long-form posts stay draft-only.

client:Gemini CLI transport:stdio runtime:npm

Install Substack MCP Server in Gemini CLI

~/.gemini/settings.json · windows: %USERPROFILE%\.gemini\settings.json

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

{
  "mcpServers": {
    "substack-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@conorbronsdon/substack-mcp"
      ],
      "env": {
        "SUBSTACK_PUBLICATION_URL": "<SUBSTACK_PUBLICATION_URL>",
        "SUBSTACK_SESSION_TOKEN": "<SUBSTACK_SESSION_TOKEN>",
        "SUBSTACK_USER_ID": "<SUBSTACK_USER_ID>"
      }
    }
  }
}

Gemini expands $VAR and ${VAR} inside env values, so a secret can live in your shell rather than this file. Gemini CLI docs

Substack MCP Server in other clients

Substack MCP Server MCP server