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.
Email discovery, verification, and enrichment tools. Find email addresses, verify deliverability, enrich contact data, discover authors and LinkedIn profiles, validate phone numbers, and analyze technology stacks.