How to use SimpleTuner/flux-3-klein-image-training-assistant with Diffusers:
pip install -U diffusers transformers accelerate
import torch from diffusers import DiffusionPipeline # switch to "mps" for apple devices pipe = DiffusionPipeline.from_pretrained("black-forest-labs/flux-3-image-klein", dtype=torch.bfloat16, device_map="cuda") pipe.load_lora_weights("SimpleTuner/flux-3-klein-image-training-assistant") prompt = "A photograph of an elderly woman wearing a blue silk scarf, soft window light, a plain gray background." image = pipe(prompt).images[0]
