ComfyUI Stable Audio Open 1.0 Sampler

By lks-aiView on GitHub →

Nodes: StableAudioSampler. Wraps the new Stable Audio Open Model in the sampler that dropped Jun 5th. See Github for Features

How much VRAM does ComfyUI Stable Audio Open 1.0 Sampler require?

Direct Answer: The ComfyUI node ComfyUI Stable Audio Open 1.0 Sampler requires a minimum base VRAM of 1536MB and is optimized for GPUs with at least 6GB of VRAM. Low VRAM mode is fully supported for resource-constrained setups.

High (2-4GB)
Base VRAM:
1536MB (1.5GB)
Recommended GPU:
6GB+ VRAM
Low VRAM Mode:
✓ Supported
Estimation Confidence:
MEDIUM

Interactive VRAM Compatibility Estimator

Estimated Total VRAM: 3.00 GBTarget: 8 GB
✅ Comfortable Fit

Your GPU has plenty of headroom. You can run this node safely with your active configurations!

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Deploy on Cloud GPUs

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What Python packages are required for ComfyUI Stable Audio Open 1.0 Sampler?

Direct Answer: Running ComfyUI Stable Audio Open 1.0 Sampler requires installing the following Python package dependencies: aeiou, einops, flash_attn, numpy, stable-audio-tools, torch, torchaudio. Ensure your ComfyUI environment has these packages active before launching.

requirements.txt
aeiou
einops
flash_attn
numpy
stable-audio-tools
torch
torchaudio

Interactive Setup & Dependency Resolver

Operating System:
Environment Type:
Run this terminal command in your ComfyUI root folder:
# Loading command...

Related Custom Nodes

The following custom nodes run in the same PyTorch / CUDA environment and share similar categories or workflows:

Audio Batch
by set-soft1.5GB VRAM
ComfyUI Custom Dia
by nobrainX2128MB VRAM
ComfyUI jhj Kokoro Onnx
by jhj0517128MB VRAM
ComfyUI-Dia
by Yuan-ManX128MB VRAM
ComfyUI-Easy-SongGeneration
by eastmoe1.5GB VRAM

Frequently Asked Questions

How much VRAM does ComfyUI Stable Audio Open 1.0 Sampler require?

ComfyUI Stable Audio Open 1.0 Sampler requires a minimum of 1536MB (1.5GB) of VRAM for base operation. For optimal performance, a GPU with at least 6GB of VRAM is recommended. This node supports low VRAM mode for resource-constrained setups.

Can I run ComfyUI Stable Audio Open 1.0 Sampler on an RTX 3060, RTX 4070, or RTX 4090?

✅ RTX 3060 (12GB): Yes, fully compatible with 9.3GB headroom. ✅ RTX 4070 (12GB): Yes, fully compatible with 9.3GB headroom. ✅ RTX 4070 Ti (16GB): Yes, fully compatible with 12.9GB headroom. ✅ RTX 4090 (24GB): Yes, fully compatible with 20.1GB headroom

What PyTorch version does ComfyUI Stable Audio Open 1.0 Sampler need?

ComfyUI Stable Audio Open 1.0 Sampler requires the following PyTorch-related packages: torch, torchaudio. Ensure your ComfyUI environment has these installed. Ensure your PyTorch installation matches your CUDA version (use torch.version.cuda to check).

What Python packages are required for ComfyUI Stable Audio Open 1.0 Sampler?

To run ComfyUI Stable Audio Open 1.0 Sampler, you need to install: aeiou, einops, flash_attn, numpy, stable-audio-tools, torch, torchaudio. You can install these using pip or add them to your requirements.txt file.

How can I reduce VRAM usage when running ComfyUI Stable Audio Open 1.0 Sampler?

ComfyUI Stable Audio Open 1.0 Sampler supports low VRAM mode. To reduce memory usage: (1) Enable --lowvram or --medvram flags in ComfyUI, (2) Reduce batch size to 1, (3) Use fp16 or fp8 precision if supported, (4) Close other GPU applications.

How do I install ComfyUI Stable Audio Open 1.0 Sampler in ComfyUI?

To install ComfyUI Stable Audio Open 1.0 Sampler: (1) Navigate to your ComfyUI/custom_nodes directory, (2) Clone the repository: git clone https://github.com/lks-ai/ComfyUI-StableAudioSampler, (3) Install dependencies: pip install -r requirements.txt (if present), (4) Restart ComfyUI. Alternatively, use ComfyUI Manager for one-click installation.