Black Forest Labs
FLUX.2 [klein] 4B
FLUX.2 [klein] 4B is a small, fast FLUX.2 model from Black Forest Labs. It is made for drafts and high-volume tests, so you can try settings and outfits cheaply before rendering the final shoot on a stronger model. On Photoshoot.si it runs on the same credit pool as every other model, so you can run the same look on it and on alternatives and keep the best frame.
FLUX.2 [klein] 4B is made by Black Forest Labs. Photoshoot.si is independent and not affiliated with Black Forest Labs; we run the model through OpenRouter.
Your results appear here
Pick a model, fill in the fields and press Generate.
Specs
- Vendor
- Black Forest Labs
- Type
- Text to image
- Price
- 25 credits per image
- Aspect ratios
- 1:1, 4:3, 3:4, 16:9, 9:16
- Reference images
- up to 4
- Served via
- OpenRouter
Best for
- Fast drafts
- Testing settings and outfits
- Low-cost tests
Tips
- Iterate prompts here, then switch to FLUX.2 Pro.
Questions
How do I use FLUX.2 [klein] 4B?
Open the studio, pick FLUX.2 [klein] 4B in the model menu and write your prompt. You can also start from any tool page that lists it.
How much does FLUX.2 [klein] 4B cost?
Every model has a fixed credit price shown on this page and on the Generate button. Failed generations are refunded.
Can I use FLUX.2 [klein] 4B output commercially?
Paid plans include commercial use of your generations, subject to Black Forest Labs's content policy for the model.
Compare with all models.