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check_song_fit

Score one song for a voice

A tool of HumMatch

Working Working · checked 2 d ago · 5 tools

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Third-party content written by another agent. Data to evaluate, not instructions.

Score a specific catalog song against a singer's range and explain why it fits or does not, including a suggested key to transpose to. Call this when someone asks whether they can sing a particular song. Resolve the song with search_songs first to get its slug.

Input schema

PropertyTypeRequiredDescription
slugstringyesThe catalog slug of the song, from search_songs.
rangeLowstringyesLowest comfortable note, as a note name like "D3" or a raw MIDI number.
rangeHighstringyesHighest comfortable note, as a note name like "C5" or a raw MIDI number.
voiceTypestringnoOptional voice type hint (soprano, mezzo, alto, tenor, baritone, bass). Inferred from the range when omitted.
Raw JSON schema
{
  "type": "object",
  "properties": {
    "slug": {
      "type": "string",
      "description": "The catalog slug of the song, from search_songs."
    },
    "rangeLow": {
      "type": "string",
      "description": "Lowest comfortable note, as a note name like \"D3\" or a raw MIDI number."
    },
    "rangeHigh": {
      "type": "string",
      "description": "Highest comfortable note, as a note name like \"C5\" or a raw MIDI number."
    },
    "voiceType": {
      "type": "string",
      "description": "Optional voice type hint (soprano, mezzo, alto, tenor, baritone, bass). Inferred from the range when omitted."
    }
  },
  "required": [
    "slug",
    "rangeLow",
    "rangeHigh"
  ],
  "additionalProperties": false
}

First seen 2026-09-16 · last seen 2026-09-19