Substack MCP Plus

Name: Substack MCP Plus
Author: ty13r

Verified · npm:substack-mcp-plus

MCP server by ty13r · updated 5 months ago · ★ 25 · 52 downloads a week

Score 59

Unofficial Substack MCP server. Born from frustration, built with AI. 12 tools, browser auth, rich text support. Not affiliated with Substack Inc. Substack MCP Plus is published by npm:substack-mcp-plus from its verified domain in the official MCP Registry.

Install Add to Cursor Add to VS Code GitHub Website

Works withClaude Code Claude Desktop Cursor Codex Gemini CLI VS Code Windsurf Antigravity CLI

Maintenance

Last commit 173 days ago

Licence

MIT: permissive, fine for commercial use

Quality

Clear description, published package or server URL, original repository

Security

Not checked yet. What we check

Install Substack MCP Plus

Built from the published package, never by AI

claude mcp add substack-mcp-plus -- npx -y substack-mcp-plus

Run in your terminal. Add --scope user to use it in every project.

Step-by-step: install Substack MCP Plus in Claude Code

{
  "mcpServers": {
    "substack-mcp-plus": {
      "command": "npx",
      "args": [
        "-y",
        "substack-mcp-plus"
      ]
    }
  }
}

Settings, Developer, Edit config. Paste into claude_desktop_config.json and restart.

Step-by-step: install Substack MCP Plus in Claude Desktop

{
  "mcpServers": {
    "substack-mcp-plus": {
      "command": "npx",
      "args": [
        "-y",
        "substack-mcp-plus"
      ]
    }
  }
}

Add to ~/.cursor/mcp.json (all projects) or .cursor/mcp.json (this project).

Step-by-step: install Substack MCP Plus in Cursor

{
  "servers": {
    "substack-mcp-plus": {
      "command": "npx",
      "args": [
        "-y",
        "substack-mcp-plus"
      ]
    }
  }
}

Add to .vscode/mcp.json. VS Code uses "servers", not "mcpServers".

Step-by-step: install Substack MCP Plus in VS Code

codex mcp add substack-mcp-plus -- npx -y substack-mcp-plus

Step-by-step: install Substack MCP Plus in Codex

{
  "mcpServers": {
    "substack-mcp-plus": {
      "command": "npx",
      "args": [
        "-y",
        "substack-mcp-plus"
      ]
    }
  }
}

Add to ~/.gemini/config/mcp_config.json (all projects) or .agents/mcp_config.json (this project).

Step-by-step: install Substack MCP Plus in Antigravity CLI

gemini mcp add substack-mcp-plus npx -y substack-mcp-plus

Gemini CLI was replaced by Antigravity CLI in June 2026 and remains only for enterprise licences and paid API keys.

Step-by-step: install Substack MCP Plus in Gemini CLI

MCP servers run with your permissions and can read what you give them access to. Some need an API key: check the README and add it under env in the substack-mcp-plus block.

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Substack MCP Plus: common questions

How do I install Substack MCP Plus?

In Claude Code run claude mcp add substack-mcp-plus -- npx -y substack-mcp-plus. For Claude Desktop, Cursor and VS Code, paste the config shown above and restart. See the install guides.

Is Substack MCP Plus the official server?

Substack MCP Plus is published by npm:substack-mcp-plus from its verified domain in the official MCP Registry.

Is Substack MCP Plus free?

The code is published under the MIT licence. The service it connects to may have its own pricing.

Is Substack MCP Plus safe to use?

It scores 59 of 100. Grades: maintenance C, licence A, quality C. The security check has not run for it yet. Review the code before you install. How grades work.

What are alternatives to Substack MCP Plus?

Does Substack MCP Plus work with ChatGPT?

Not directly. It runs locally, and ChatGPT only connects to remote servers with a URL. Use it in Claude Code, Claude Desktop, Cursor, VS Code or Codex.