FLUX.1 Pro
Open SourceBlack Forest Labs · 2024-08
Open-weight image generation model with 12B parameters, rivaling Midjourney quality.
Quick Facts
Parameters
12B
Context Window
N/A
Modalities
text, image
Open Source
Yes
License
FLUX.1-dev Non-Commercial / API Commercial
Pricing
Free (open-weight for non-commercial) / API
Released
2024-08
Developer
Black Forest Labs
About
FLUX.1 Pro is a state-of-the-art open-weight image generation model developed by Black Forest Labs, founded by former Stability AI researchers. With 12 billion parameters, it produces images competitive with Midjourney in aesthetic quality while offering greater flexibility through open weights. FLUX.1 Pro excels at photorealism, accurate anatomy, and text rendering in images. Available under both open-weight (non-commercial) and API licenses, it has quickly become a favorite in the AI art community for its exceptional quality and prompt adherence.
Strengths
- +12B parameters for exceptional image quality
- +Competitive with Midjourney in photorealism
- +Open-weight flexibility for customization
- +Excellent anatomy and text rendering
Weaknesses
- −Non-commercial license for open weights
- −Requires substantial GPU memory (24GB+)
- −Smaller community ecosystem than SD
Best For
High-quality photorealistic image generation
Commercial image generation via API
Research and experimentation with diffusion models
Text rendering in generated images
Pricing
Open Weights
$0 (non-commercial)
- 12B parameter model
- Local execution
- Non-commercial use
API
Pay-as-you-go
- Commercial license
- Cloud hosted
- Priority queue
Technical Specs
Parameters
12B
Context Window
N/A
Modalities
text, image
Languages
Open Source
Yes
License
FLUX.1-dev Non-Commercial / API Commercial
Developer
Black Forest Labs
Released: 2024-08
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