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DiffRhythm Node for ComfyUI

Blazingly Fast and Embarrassingly Simple End-to-End Full-Length Song Generation.

📣 update

[2025-03-13]⚒️: Release version v1.0.0.

• All parameters are optional; you can generate random music without providing any parameters.

Installation

cd ComfyUI/custom_nodes
git clone https://github.com/billwuhao/ComfyUI_DiffRhythm.git
cd ComfyUI_DiffRhythm
pip install -r requirements.txt

# python_embeded
./python_embeded/python.exe -m pip install -r requirements.txt

Model Download

Models will be automatically downloaded to the ComfyUI\models\TTS\DiffRhythm folder.

The structure is as follows:

Manual Download Addresses:

https://huggingface.co/ASLP-lab/DiffRhythm-base/blob/main/cfm_model.pt
https://huggingface.co/ASLP-lab/DiffRhythm-vae/blob/main/vae_model.pt
https://huggingface.co/OpenMuQ/MuQ-MuLan-large/tree/main
https://huggingface.co/OpenMuQ/MuQ-large-msd-iter/tree/main
https://huggingface.co/FacebookAI/xlm-roberta-base/tree/main

Environment Configuration

• Configure the following on Windows systems:

Download and install the latest version of espeak-ng

Add the environment variable PHONEMIZER_ESPEAK_LIBRARY to your system. The value should be the path to the libespeak-ng.dll file in your espeak-ng installation, for example: C:\Program Files\eSpeak NG\libespeak-ng.dll.

• On Linux systems, you need to install the espeak-ng package. Execute the following command to install:

apt-get -qq -y install espeak-ng > /dev/null 2>&1

It should support Mac, but has not been tested.

Enjoy the music! 🎶

Acknowledgements

DiffRhythm

Thanks to the DiffRhythm team for their excellent work. Currently the strongest open-source music/song generation model 👍.