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.
Deterministic music-theory server: chord & Roman-numeral analysis, voicing, and reharmonization — computed, not hallucinated. Hosted at mcp.thiri.ai, no third-party account required. npx @bluesprincemedia/thiri-mcp
93-tool Spotify server with smart shuffle, natural language song search, vibe analysis, artist network mapping, taste evolution, and playlist power tools. Works after Spotify's Feb 2026 API changes.