---
title: Magenta RT2 Piano CPU
emoji: 🎹
colorFrom: blue
colorTo: purple
sdk: gradio
sdk_version: 6.3.0
app_file: app.py
pinned: false
license: cc-by-4.0
---

# Magenta RealTime 2 - Piano (CPU)

Google DeepMind's [Magenta RealTime 2](https://huggingface.co/google/magenta-realtime-2) music generation model running on CPU via ONNX.

Uses [blanchon/magenta-realtime-2-onnx](https://huggingface.co/blanchon/magenta-realtime-2-onnx) - the small variant (230M params).

## How to use

1. Click piano keys to hold notes (click again to release)
2. Type a style prompt
3. Hit **Generate Music**

No MIDI device needed. Generation takes 1-3 minutes for 5 seconds of audio on CPU.

## Credits

- Model: Google DeepMind, licensed CC-BY-4.0
- ONNX export: [blanchon](https://huggingface.co/blanchon)
- Original demo spaces: [magenta-community](https://huggingface.co/magenta-community)