ACE Step

ACE-Step is a cutting-edge, open-source foundation model for music generation that delivers state-of-the-art performance. It turns text input into complete musical pieces, making AI-powered music creation accessible to creators, developers, and researchers. As a foundation model, it supports a wide range of music generation tasks, from composing original tracks to experimenting with new sounds and styles.

The code and model are fully open source on GitHub (github.com/ACE-Step/ACE-Step), so anyone can inspect, customize, and build on top of it. ACE-Step is developed in Salt Lake City, Utah, and launched in October 2026.