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Bringing Nunchaku 4-bit Diffusion Inference to Diffusers

Hugging Face · published 23 July 2026

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Exploring Quantization Backends in Diffusers Read at the source ↗

huggingface.co

https://arxiv.org/abs/2411.05007

arxiv.org

https://github.com/nunchaku-tech/nunchaku

github.com

https://github.com/huggingface/kernels

github.com

https://github.com/rootonchair/diffuse-compressor

github.com

https://huggingface.co/kernels/rootonchair/nunchaku-lite-kernels

huggingface.co

https://huggingface.co/docs/diffusers/main/en/quantization/nunchaku

huggingface.co

https://github.com/nunchaku-ai/nunchaku

github.com

https://huggingface.co/rootonchair/ERNIE-Image-Turbo-nunchaku-lite-int4-bnb4-text-encoder

huggingface.co

https://github.com/rootonchair/diffuse-compressor/blob/main/docs/quantize_new_hf_model.md

github.com

https://github.com/huggingface/diffusers/blob/main/src/diffusers/models/transformers/transformer_flux.py

github.com

https://github.com/nunchaku-ai/nunchaku/blob/main/nunchaku/models/transformers/transformer_flux_v2.py

github.com

https://github.com/nunchaku-ai/nunchaku/blob/main/nunchaku/models/attention_processors/flux.py

github.com

https://github.com/rootonchair/diffuse-compressor/blob/main/examples/text_to_image/quantize_flux2_klein_4b.py

github.com

https://github.com/rootonchair/nunchaku-lite

github.com

https://github.com/rootonchair/diffuse-compressor/blob/main/docs/adding_new_model.md

github.com

https://huggingface.co/rootonchair/ERNIE-Image-Turbo-nunchaku-lite-nvfp4-bnb4-text-encoder

huggingface.co

https://huggingface.co/OzzyGT/Krea_2_Turbo_nunchaku_lite_nvfp4

huggingface.co

https://huggingface.co/lite-infer

huggingface.co

https://discord.gg/G7tWnz98XR

discord.gg

https://huggingface.co/docs/diffusers/quantization/nunchaku

huggingface.co

https://github.com/huggingface/diffusers/pull/14100

github.com

Memory-efficient Diffusion Transformers with Quanto and Diffusers Read at the source ↗

huggingface.co