Every tool has a clearly distinct purpose with no ambiguity. Tools like 'add_to_playlist', 'create_playlist', 'get_playlist', and 'list_playlists' each handle different aspects of playlist management, while 'search_music', 'get_song_info', and 'get_recommendations' cover distinct music discovery and information tasks. The descriptions reinforce these boundaries, making misselection unlikely.

All tool names follow a consistent verb_noun pattern using snake_case, such as 'add_to_playlist', 'create_playlist', 'get_playlist', 'get_recommendations', 'get_song_info', 'list_playlists', and 'search_music'. This predictable naming scheme enhances readability and usability, with no deviations in style or convention.

With 7 tools, this server is well-scoped for a music management domain. The count is appropriate, covering core operations like playlist management, music search, and recommendations without being overwhelming. Each tool earns its place by addressing a specific need, aligning with typical server sizes of 3-15 tools.

The tool surface is largely complete for music management, covering key operations like creating, listing, and getting playlists, adding songs, searching music, and getting recommendations. A minor gap exists in update or delete operations for playlists or songs, which agents might need to work around, but core workflows are well-supported.