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.
TikTok creator toolkit MCP — download videos without watermark, get curated 15-hashtag sets across 15 niches with strategy tips, look up best posting times for 12 countries, and generate viral hook formulas across 8 categories. No API keys, no signup, free. Install: npx -y tiktapdown-mcp. Companion to tiktapdown.com.
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.