Build small custom agents such as one in a music player
Real-world thread: the builder says they write lots of small agents instead of another coding agent, one of them inside their music player. They argue a useful agent's core takes very little code, so these are trivial as code artifacts. The source states no results or numbers.
- Agent or tool
- Custom agent
- Topic
- Media & Content
- Reported on
- Hacker News
- 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 40 by interest), and one of 182 involving Custom agent.
How you could try it
Here is a reusable prompt, written by us in our own words, that captures the task. Paste it into your own agent or any similar agent and adjust the details to your situation.
Creative task: build small custom agents such as one in a music player. 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: build small custom agents such as one in a music player.
- 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 Hacker News: https://news.ycombinator.com/item?id=49698832. Our summary is a paraphrase; details are in the source.