Flux
FLUX 1.1 Pro Ultra - state-of-the-art image generation by Black Forest Labs
Black Forest Labs · Image Generation
Quick Answer
Flux is flux 1.1 pro ultra - state-of-the-art image generation by black forest labs, made by Black Forest Labs. It offers a free tier with paid upgrades. Key uses: Photorealistic generation, Commercial photography, Fine-tuning.
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What is Flux?
Flux is a family of text-to-image models by Black Forest Labs (founded by Stable Diffusion creators). FLUX 1.1 Pro Ultra (4MP resolution) and FLUX.1 Pro set the standard for photorealism and prompt accuracy. [schnell] open-weights variant runs locally.
What's new in Flux in 2026?
FLUX 1.1 Pro Ultra (Nov 2024) - 4MP resolution, best-in-class realism; FLUX Video (2025, alpha); FLUX.1 Fill for inpainting; FLUX.1 Canny/Depth for ControlNet-style conditioning
What can you do with Flux?
- Photorealistic generation
- Commercial photography
- Fine-tuning
- API integration
- 4K image creation
Pros
- FLUX 1.1 Pro Ultra: 4MP native resolution
- Best prompt accuracy of any model
- Fast variants available
- Open weights [schnell]
- Video generation (FLUX Video, 2025)
Cons
- Pro version costs credits
- Ecosystem still growing vs Midjourney
What are the best alternatives to Flux?
Compare Flux Head-to-Head
Frequently Asked Questions about Flux
Is Flux free?
Flux offers a free tier with limited usage. Paid plans unlock additional features.
What is Flux used for?
Flux is used for: Photorealistic generation, Commercial photography, Fine-tuning, API integration, 4K image creation.
What are the best alternatives to Flux?
Top alternatives to Flux include Midjourney, GPT Image 2, Stable Diffusion, Midjourney.