Images / Black Forest Labs
FLUX.2 Klein · 4B
A compact open image model for local generation and image editing, with official ComfyUI templates and downloadable weights.
Verified sourceReleased Jan 15, 2026Source checked 9/23/2026
LOCALRENTED GPUOPEN WEIGHTS
At a glance
- Parameters
- 4B
- License
- Apache 2.0
- Software
- ComfyUI, Diffusers
Will it run on your machine?
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Add my hardwareBest for
- Generate images from a local prompt.
- Edit images with a reference image using the official ComfyUI template.
Tradeoffs
- The diffusion file alone is not the full memory footprint; the text encoder and VAE also need memory.
Ways to run it
ComfyUI · Windows, macOS, Linux
Official text-to-image and image-editing templates include specific diffusion, text encoder, and VAE files.
Official instructionsExplore its uses
IMAGE GENERATIONIMAGE EDITINGCOMFYUI
Get it running
Generate images on your own GPU
Use the official FLUX.2 Klein 4B ComfyUI template with exact model files, a first prompt, and an output check.
View workflowEdit images locally with an open model
Use the official FLUX.2 Klein 4B ComfyUI image-editing template to transform an input image while keeping source files on your machine.
View workflow