Comfy-Org Releases YuE2 for ComfyUI: Open Music Generation
At a Glance
| Item | Value |
|---|---|
| Repository | Comfy-Org/YuE2 |
| Published | 2026-09-11 |
| License | cc-by-nc-4.0 |
| Formats | safetensors |
| Source type | Primary source (the publisher itself) |
Values determined by this site’s code at collection time. Dates are JST.
Overview
Comfy-Org has released Comfy-Org/YuE2, a set of model files repackaging the open music generation model “YuE2-3B" for execution within ComfyUI. It is a text-to-audio model that generates songs with vocals and accompaniment from lyrics and style prompts, allowing control over melodies and chords via editable scores.
Specifications
- Parameter Count: 3.6B (based on specifications of the base model
m-a-p/YuE2-3B) - Architecture: AR-NAR Mixture-of-Transformers (
YuE2ForCausalLM) - Output Specification: 48 kHz stereo audio
- Supported Languages: Chinese (zh), English (en)
- License: cc-by-nc-4.0 (non-commercial use only)
Performance and Quality
Evaluation results on WildSongBench and SHS100K are published in the base model’s model card. Below are the evaluation results for full song generation on WildSongBench.
→ Scroll horizontally to see all columns
| Model | Musicality ↑ | SongBench Avg ↑ | MuLan ↑ | AllMusicCaps ↑ | Q3O ↑ | PER ↓ |
|---|---|---|---|---|---|---|
| YuE 1 | 4.0847 | 4.9165 | 0.2623 | 0.2882 | 3.7301 | 36.38% |
| SongBloom | 3.4493 | 4.2350 | 0.2697 | 0.1926 | 3.0287 | 19.19% |
| LeVo 2 | 5.4590 | 6.3247 | 0.3542 | 0.2680 | 3.9458 | 26.12% |
| ACE-Step 1.5 | 5.1588 | 6.0118 | 0.4372 | 0.3869 | 4.5809 | 7.46% |
| HeartMuLa | 5.4963 | 6.2483 | 0.3823 | 0.2786 | 3.4907 | 10.71% |
| DiffRhythm 2 | 4.4775 | 5.2428 | 0.3782 | 0.3255 | 4.0870 | 18.41% |
| Muse | 5.1692 | 6.0349 | 0.3937 | 0.3466 | 4.4038 | 33.42% |
| MiniMax Music 3 | 5.3482 | 6.2830 | 0.3928 | 0.3609 | 4.4362 | 6.27% |
| YuE2 | 5.9075 | 6.7316 | 0.5068 | 0.4054 | 4.6819 | 8.44% |
| YuE2 (best-of-8) | 6.2666 | 6.9632 | 0.5051 | 0.3980 | 4.7009 | 9.79% |
The base model YuE2 records the highest SongBench average among the evaluated open and proprietary models. On the other hand, other models excel in certain metrics, demonstrating a balance between generation quality and prompt compliance.
Strengths and Use Cases
In addition to generating music from lyrics and style prompts, the base model supports melody and chord planning, score editing via ABC notation, and agent-based song editing and revision. It supports Chinese and English lyrics, and is intended for zero-shot cover song generation and text-based music production.
Differences from Similar Models
While Music Generation Model “YuE2-3B" Released, Producing Songs from Lyrics and Style covered the standalone release of the base model “YuE2-3B", Comfy-Org/YuE2 covered in this article repackages those model files to fit the directory structure for ComfyUI.
Hardware Requirements
Estimated requirements (calculated by Local Model Watch) — 3.6B parameters (taken from the base model m-a-p/YuE2-3B)
| Your VRAM | Quantization | File size | Est. memory needed |
|---|---|---|---|
| 12GB (RTX 4070 / 3060 12GB, etc.) | BF16 | 6.8GB | 8.1GB |
Memory estimates add a 20% runtime overhead (KV cache, etc.) to the actual size of the distributed files. Actual usage varies with context length, batch size and inference engine. These figures are computed by this site from file sizes, not published by the model’s authors. Compare with other models in our VRAM quick reference. What the quantization names mean: glossary.
How to Get It
Available from Hugging Face at Comfy-Org/YuE2. Place the files according to the following folder structure:
📂 ComfyUI/
└── 📂 models/
├── 📂 audio_encoders/
│ └── sheetsage2_bf16.safetensors
└── 📂 checkpoints/
└── yue2_3b_bf16.safetensors
Related Articles
- Mothersuperior Releases Real Audio Toolkit for YuE2-3B
- YuE2-3B Music Generation Model Released for Lyrics & Styles
- ComfyUI v0.36.0 Released: Generic Loops, Yue2 & Marigold v2