Publish Substack Article Publish Markdown content to Substack post editor, converting Markdown to HTML and pasting as rich text. Saves as draft for user review before publishing. Prerequisites - Browser automation MCP (either one): - Chrome DevTools MCP ( ) - Playwright MCP ( ) - User logged into Substack - Python 3 with package ( ) - script (shared from publish-zsxq-article skill) Browser MCP Tool Mapping This skill works with both Chrome DevTools MCP and Playwright MCP: | Action | Chrome DevTools MCP | Playwright MCP | |--------|---------------------|----------------| | Navigate | | | | Tak…