A USB-C light that glows the moment your coding agent needs you.
An AI coding agent finishes and waits. There's no sound, no popup — just a blinking cursor in a background tab while you read a PR or make coffee. Halo Terminal turns that dead time into a glow in your peripheral vision: when the light is on, the agent is waiting for you.
It's a small hardware product with a software half:
The device
ESP8266, LED Ring, USB-CA 12-LED ring around a D1 Mini, powered over USB-C. No screen, no sound, one job. Specs, pricing, and pre-order at halo.cubes.work.
hat CLI
Go, CLI, IDE IntegrationsThe tool that connects AI coding assistants to the light. Hook up Claude Code, Cursor, Windsurf, Copilot, Kiro. Three commands: install, hookup, unhook.
The enclosure
OpenSCAD, 3D PrintingA three-piece snap-together case, designed in code with an AI assistant. The workflow that emerged is written up in AI and OpenSCAD: Designing physical objects in code.
Built by Martin Sigloch.