conorbronsdon/substack-mcp

Overview

An MCP server that lets AI agents read Substack posts and manage drafts. It uses TypeScript and the Substack API to fetch content and handle draft operations, but deliberately omits publish and delete functions.

Best for

Best for
Developers who want to read Substack content or manage drafts programmatically without publishing

Use cases

• Retrieve and summarize published Substack posts
• Create and edit draft posts via an AI assistant
• Organize or review draft content before publication

How to use

Install

npx --package @conorbronsdon/substack-mcp substack-mcp-login https://yourblog.substack.com

Tools exposed

• get_subscriber_count
• list_published_posts
• list_drafts
• get_post
• get_draft
• get_post_comments
• get_sections
• get_post_analytics
• list_scheduled_posts
• create_draft
• update_draft
• upload_image
• create_note
• create_note_with_link

Tested with

Claude Desktop, Claude Code

Notes

An MCP server that lets AI agents read Substack posts and manage drafts. It uses TypeScript and the Substack API to fetch content and handle draft operations, but deliberately omits publish and delete functions.

5 stars on GitHub. Last updated 2026-04-23. Licensed MIT.

Use cases

• Retrieve and summarize published Substack posts
• Create and edit draft posts via an AI assistant
• Organize or review draft content before publication

Pros

• Lightweight TypeScript implementation with clear scope
• Useful for automating draft management workflows
• Explicitly avoids destructive actions like delete or publish

Cons

• Cannot publish or delete posts, limiting full lifecycle automation
• Depends on Substack’s API which may change without notice
• Small community with only 5 GitHub stars

Indexed from awesome-mcp-servers-punkpeye and enriched against its public facts.