# Flux 2 Klein  by Black Forest Labs

A lightweight 4 billion parameter version of Flux 2, optimized for speed while maintaining quality. Supports up to 2K resolution.

[Try Flux 2 Klein](/content/image?from=miniapp&model=flux2-klein4b&prompt=Futuristic+sneaker+concept+sketch+rendered+as+polished+3D+product+shot%2C+white+seamless+background%2C+soft+box+lighting%2C+centered+composition/index.html)

## What Flux 2 Klein Can Do

01Prompt to image

### Flux 2 Klein Prompt-to-Image Workflow

Fast lightweight Flux 2 model with reference image support Generate polished visuals quickly from text prompts and iterate without friction.

02Reference support

### Reference-Guided Generation with Flux 2 Klein

Upload reference images to guide composition, subject, and style while still steering with natural language prompts.

03Fast iteration

### Fast Iteration for Creative Teams

Move from concept to final direction faster. These workflows on Krea are designed for rapid variation and decision making.

## Built for Professional Image Creation

### Balanced Quality and Speed

A lightweight 4 billion parameter version of Flux 2, optimized for speed while maintaining quality. Supports up to 2K resolution.

### Reliable Prompt Control

Use detailed prompts to steer style, framing, and subject intent with consistency across iterations.

### Reference-Aware Creative Direction

Blend references and text guidance to keep outputs aligned with your visual direction and brand style.

### Production-Ready Outputs

Create assets for social, marketing, concept, and product storytelling workflows with commercial-ready quality.

## Frequently Asked Questions

**What is Flux 2 Klein?**
Flux 2 Klein is an AI image generation model available on Krea. Fast lightweight Flux 2 model with reference image support.

**How do I use Flux 2 Klein on Krea?**
Open the Image Tool, choose Flux 2 Klein from the model selector, enter your prompt, and generate. You can also add references when the model supports them.

**Can I use Flux 2 Klein outputs for commercial work?**
Yes. On Krea paid plans, generated images include commercial licensing for campaigns, products, and client deliverables.

**Is Flux 2 Klein good for fast iteration?**
Yes. These workflows on Krea are designed for quick iteration so teams can test directions, prompts, and stylistic variations rapidly.