MCP Substack Server

What is MCP Substack Server?

MCP Substack Server is a Model Context Protocol server for downloading and parsing Substack posts. It integrates with the Claude.ai desktop app.

How to use MCP Substack Server?

Install dependencies with npm install, then configure the Claude desktop app config file with the server command and path. Start the server with npm start. In Claude, request to download and summarize a Substack post by providing its URL.

Key features of MCP Substack Server

• Downloads and parses Substack posts
• Extracts title, author, subtitle, and content
• Works with public Substack posts
• Integrates with Claude.ai desktop app

Use cases of MCP Substack Server

• Summarizing Substack articles in Claude
• Extracting content from Substack posts for analysis
• Integrating Substack reading into AI workflows

FAQ from MCP Substack Server

How do I install MCP Substack Server?

Run npm install, add the server configuration to Claude’s desktop config, then start the server with npm start.

What are the runtime requirements?

Node.js v18+ and the Claude desktop app.

How does MCP Substack Server communicate?

It uses the Model Context Protocol (MCP) to connect with Claude.

Can I use it with private Substack posts?

The README only mentions support for public Substack posts.

What data does MCP Substack Server extract from a post?

It extracts the title, author, subtitle, and content.