Compose songs by writing synthesis code
According to the write-up, josh Cohenzadeh gave Claude Code one-shot prompts: no exploration, no third-party dependencies, no questions, and it had to produce an audio file. It wrote Python that assembled notes from raw waveforms and arranged full songs. It produced an original song, an EDM track, a rock song with lyrics, music videos and a 5-track album.
- Agent or tool
- Claude Code
- Topic
- Media & Content
- Reported on
- Blog
- Added
- 2026-10-15
Why it matters
Making content involves a lot of production steps around the creative part. Here an agent takes on some of those steps so the person can focus on the idea. It is one of 62 sightings filed under Media & Content on Agent Sightings (number 54 by interest), and one of 164 involving Claude Code.
How you could try it
Here is a reusable prompt, written by us in our own words, that captures the task. Paste it into Claude Code or any similar agent and adjust the details to your situation.
Creative task: compose songs by writing synthesis code. Outline first, then draft. Preserve my voice; ask before posting publicly.
The prompt breaks down into 3 steps you can check as the agent works:
- Creative task: compose songs by writing synthesis code.
- Outline first, then draft.
- Preserve my voice; ask before posting publicly.
Tip: Start small: run it once on a low-stakes example, read what the agent did, and only then let it run on real work.
Source
Read the original first-hand account on Blog: https://www.josh.ing/blog/claude-composer. Our summary is a paraphrase; details are in the source.