---
license: mit
tags:
  - music-generation
  - audio
  - ace-step
  - diffusion
  - comfyui
language:
  - en
pipeline_tag: text-to-audio
---

# ACE-Step 1.5 Models (FFMPEGA Mirror)

Mirror of [ACE-Step/Ace-Step1.5](https://huggingface.co/ACE-Step/Ace-Step1.5) models for use with [ComfyUI-FFMPEGA](https://github.com/AEmotionStudio/ComfyUI-FFMPEGA).

## Contents

| Directory | Size | Description |
|-----------|------|-------------|
| `acestep-v15-turbo/` | ~4.8 GB | DiT turbo model (8-step inference) |
| `acestep-5Hz-lm-1.7B/` | ~3.8 GB | 1.7B language model for lyric planning |
| `acestep-5Hz-lm-0.6B/` | ~1.4 GB | 0.6B language model (lower VRAM option) |
| `Qwen3-Embedding-0.6B/` | ~1.2 GB | Text encoder |
| `vae/` | ~0.3 GB | VAE decoder |

## Usage

These models are automatically downloaded by ComfyUI-FFMPEGA's ACE-Step integration. Place the `checkpoints/` contents in:

```
ComfyUI/models/acestep/checkpoints/
```

## License

MIT — same as the original ACE-Step 1.5 release.

## Credits

- Original model: [ACE-Step](https://github.com/ace-step/ACE-Step-1.5) by the ACE-Step team
- Mirror maintained by [AEmotionStudio](https://github.com/AEmotionStudio)