Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
Read-only access to posts, engagement stats, subscriber counts, and subscriber lookup through Substack's official Publisher API. Supports multiple publications.
Mailchimp Marketing API integration with 53 tools for managing campaigns, audiences, reports, automations, landing pages, e-commerce data, and batch operations.