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.
Search scientific papers with structured experimental data extracted from full-text studies. Returns 25+ fields per paper including methods, results, sample sizes, and quality scores. 50 free searches, then $0.01/result.
Search and cite rare historical texts (alchemy, Hermeticism, Renaissance philosophy) with DOI-backed academic citations from Source Library