https://dreamtonics.com/

User inputs MIDI notes and lyrics; AI executes the performance, controllable by the human composer. Clones of real human voices (singers paid royalties).

www.sonible.com

Tools provide content-aware suggestions or personalised starting presets (e.g., mixing/EQ) that the producer edits.

www.voice.controlla.xyz 

Used for sound design, remixing, or creating synthetic vocals and instrument sounds, leveraging AI for processing rather than autonomous composition.

www.splice.com/sounds/create 

Uses AI algorithms for effective and time-efficient organization and filtering of large music datasets (e.g., genre, tempo, key).

https://klang.io/

Converts audio to sheet music, supporting music theory and composition analysis.

www.claude.ai/ 

Translates abstract creative intent (natural language input)  into MIDI parts, functioning as a "helpful suggester" for composition.