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.
Substack with zero AI API keys. 26 tools (posts, notes, comments, replies, reactions, restacks). Host LLM drafts via proposereply → confirmreply tokens. SQLite dedup, JSONL audit, dry-run default. Install: uvx substack-ops mcp install cursor.
Twitter/X MCP server with 34 tools — post tweets, search, read timelines, manage engagement, upload media. No API keys needed, uses browser cookies. Pay per call from $0.001 via x402 micropayments.