api_music_chord_transpose
Read-onlyIdempotent
Transpose a user-provided sequence of chord labels with accidentals and chord qualities by semitone count. One call costs 0.01 USDC on Base x402; customer-owned provider credentials use X-Provider-Key header where needed.
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| chords | Yes | chords; see operation description for units and format | |
| semitones | Yes | semitones; see operation description for units and format |