Each tool maps to a distinct file operation: listing, reading, writing, appending, searching, accessing the active note, and deleting. There is no meaningful overlap between tool purposes.

Most tools follow a clear verb_note pattern: read_note, write_note, append_note, delete_note, and search_notes. The deviations are minor: list_notes uses plural and active_note is adjective_noun, but the overall convention is still predictable.

Seven tools is a well-scoped set for an Obsidian vault server. Each tool covers a necessary note operation without unnecessary bloat.

The core note lifecycle is covered: list, read, write, append, search, and delete. Missing operations like rename, move, or folder management are minor gaps that agents can usually work around by writing to a new path.