ComfyUI-IndexTTS2

By snicolastView on GitHub →

Lightweight ComfyUI wrapper for IndexTTS 2 (voice cloning + emotion control).

How much VRAM does ComfyUI-IndexTTS2 require?

Direct Answer: The ComfyUI node ComfyUI-IndexTTS2 requires a minimum base VRAM of 4096MB and is optimized for GPUs with at least 8GB of VRAM. Low VRAM mode is not supported for this node.

Very High (4-8GB)
Base VRAM:
4096MB (4.0GB)
Recommended GPU:
8GB+ VRAM
Low VRAM Mode:
✗ Not 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!

Deploy on High-Performance GPUs

Need more VRAM to run ComfyUI with this node? Rent low-cost, high-performance GPUs on Vast.ai instantly.

🚀 Deploy on Vast.ai

Deploy on Cloud GPUs

Need more VRAM to run ComfyUI with this node? Rent low-cost, high-performance cloud GPUs on RunPod instantly.

🚀 Deploy on RunPod

What Python packages are required for ComfyUI-IndexTTS2?

Direct Answer: Running ComfyUI-IndexTTS2 requires installing the following Python package dependencies: accelerate, cn2an, cython, ffmpeg-python, g2p-en, jieba, json5, keras, librosa, matplotlib, modelscope, munch, numba, numpy, omegaconf, opencv-python, pandas, pynini==2.1.6; platform_system!="Windows", safetensors, sentencepiece, tensorboard, textstat, tokenizers, tqdm, transformers, wetext; platform_system == "Darwin", wetext; platform_system == "Windows", wetextprocessing>=1.0.3; platform_system!="Windows", wetextprocessing; platform_machine != "Darwin". Ensure your ComfyUI environment has these packages active before launching.

requirements.txt
accelerate
cn2an
cython
ffmpeg-python
g2p-en
jieba
json5
keras
librosa
matplotlib
modelscope
munch
numba
numpy
omegaconf
opencv-python
pandas
pynini==2.1.6; platform_system!="Windows"
safetensors
sentencepiece
tensorboard
textstat
tokenizers
tqdm
transformers
wetext; platform_system == "Darwin"
wetext; platform_system == "Windows"
wetextprocessing>=1.0.3; platform_system!="Windows"
wetextprocessing; platform_machine != "Darwin"

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:

ComfyUI-Ovi
by snicolast4.0GB VRAM
ATI_AudioReactive
by yukascomfy1.5GB VRAM
Akatz Custom Nodes
by akatz-ai128MB VRAM
Artha-Gemini
by Cyrostar4.0GB VRAM
Bjornulf_custom_nodes
by justUmen256MB VRAM

Frequently Asked Questions

How much VRAM does ComfyUI-IndexTTS2 require?

ComfyUI-IndexTTS2 requires a minimum of 4096MB (4.0GB) of VRAM for base operation. For optimal performance, a GPU with at least 8GB of VRAM is recommended. Low VRAM mode is not supported for this node.

Can I run ComfyUI-IndexTTS2 on an RTX 3060, RTX 4070, or RTX 4090?

✅ RTX 3060 (12GB): Yes, fully compatible with 6.8GB headroom. ✅ RTX 4070 (12GB): Yes, fully compatible with 6.8GB headroom. ✅ RTX 4070 Ti (16GB): Yes, fully compatible with 10.4GB headroom. ✅ RTX 4090 (24GB): Yes, fully compatible with 17.6GB headroom

What Python packages are required for ComfyUI-IndexTTS2?

To run ComfyUI-IndexTTS2, you need to install: accelerate, cn2an, cython, ffmpeg-python, g2p-en, jieba, json5, keras, librosa, matplotlib, modelscope, munch, numba, numpy, omegaconf, opencv-python, pandas, pynini==2.1.6; platform_system!="Windows", safetensors, sentencepiece, tensorboard, textstat, tokenizers, tqdm, transformers, wetext; platform_system == "Darwin", wetext; platform_system == "Windows", wetextprocessing>=1.0.3; platform_system!="Windows", wetextprocessing; platform_machine != "Darwin". You can install these using pip or add them to your requirements.txt file.

How do I install ComfyUI-IndexTTS2 in ComfyUI?

To install ComfyUI-IndexTTS2: (1) Navigate to your ComfyUI/custom_nodes directory, (2) Clone the repository: git clone https://github.com/snicolast/ComfyUI-IndexTTS2, (3) Install dependencies: pip install -r requirements.txt (if present), (4) Restart ComfyUI. Alternatively, use ComfyUI Manager for one-click installation.