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How to install Substack MCP Server in Claude Code

To install Substack MCP Server in Claude Code, run "claude mcp add substack-mcp-server -- npx -y substack-mcp" in your terminal, then check it with "claude mcp list". It takes about a minute.

Built from the published package · server updated 1 month ago

  1. 1

    Run the install command

    Open a terminal in your project and run:

    claude mcp add substack-mcp-server -- npx -y substack-mcp
  2. 2

    Choose where it applies (optional)

    Add --scope user to use it in every project, or --scope project to share it with your team through a .mcp.json file.

    claude mcp add --scope user substack-mcp-server -- npx -y substack-mcp
  3. 3

    Check that it is connected

    List your servers, or type /mcp inside a Claude Code session to see its status and tools.

    claude mcp list

MCP servers run with your permissions. If Substack MCP Server needs an API key, add it under env in the config. Check its README.

Install Substack MCP Server in another app

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Questions

Does Substack MCP Server work in Claude Code?

Yes. Claude Code supports mcp servers (local and remote), skills and plugins, and Substack MCP Server installs with the steps above.

Substack MCP Server does not show up in Claude Code. What now?

Restart Claude Code fully, check the JSON is valid, and make sure Node.js (for npx) is installed. See common MCP errors and fixes.

Is Substack MCP Server safe?

It scores 74 of 100. Review the code before you install it, and only give it the access it needs. Grades and details.