EDIT:

*GGUF Workflow, since i can't upload the .json here: https://www.kombitz.com/2025/04/17/simple-comfyui-workflow-for-hidream-i1-gguf/

*missing nodes? run Comfy update\update_comfyui.bat

* shift: 3.0* steps: 50* sampler: uni_pc* scheduler: simple* cfg: 5.0

*quality comparison here: https://artificialanalysis.ai/text-to-image/model-family/hidream#quality

Lighter versions of the Full model.

under 10GB Q4 version and 14GB Q6K version of HiDream quantized by city96

download and use locally. nodes here:

https://github.com/city96/ComfyUI-GGUF

vae and text encoders here:

https://huggingface.co/Comfy-Org/HiDream-I1_ComfyUI/tree/main/split_files