What is Flux 1.1 Pro?
Flux 1.1 Pro is a state-of-the-art text-to-image AI model developed by Black Forest Labs, a company founded by former Stability AI researchers. Released in late 2024, it quickly became the go-to choice for both professionals and enthusiasts seeking high-quality AI-generated images without compromising on speed.
Key Features
Exceptional Quality-Speed Balance
Flux 1.1 Pro delivers remarkable image quality while maintaining fast generation times. Unlike models that sacrifice speed for quality or vice versa, Flux 1.1 Pro achieves an optimal balance that makes it suitable for both production work and rapid iteration.
Outstanding Prompt Adherence
One of Flux 1.1 Pro's standout features is its exceptional ability to follow complex prompts accurately. The model understands:
- Spatial relationships ("object A to the left of object B")
- Quantity specifications ("exactly three apples")
- Style mixing ("cyberpunk aesthetic with watercolor textures")
- Detailed scene compositions
Natural Image Aesthetics
Images generated by Flux 1.1 Pro have a distinctive natural quality that avoids the "AI look" common in earlier models. Skin tones, lighting, and textures appear more realistic and require less post-processing.
Technical Specifications
| Specification | Value |
|---|---|
| Base Resolution | 1024×1024 px |
| Architecture | Rectified Flow Transformer |
| Generation Time | ~5-8 seconds |
| Supported Modes | Text-to-Image |
| Developer | Black Forest Labs |
Best Use Cases
Marketing & Advertising
Flux 1.1 Pro excels at creating professional-grade marketing visuals:
- Product mockups and lifestyle shots
- Social media content
- Banner advertisements
- Brand imagery
Creative Projects
Artists and designers use Flux 1.1 Pro for:
- Concept art and ideation
- Book covers and illustrations
- Game asset prototypes
- Storyboard visualization
Content Creation
Content creators benefit from:
- Blog post illustrations
- YouTube thumbnails
- Presentation graphics
- Educational materials
Prompt Tips for Flux 1.1 Pro
Be Specific with Details
Flux 1.1 Pro responds well to detailed prompts. Instead of "a beautiful landscape," try:
"A serene mountain valley at golden hour, with a crystal-clear stream reflecting the pink and orange sky, pine trees framing the scene, mist rising from the water, photorealistic style"
Use Style Keywords
Effective style keywords for Flux 1.1 Pro include:
- Photography styles: portrait photography, landscape photography, macro shot
- Art styles: oil painting, digital art, watercolor, concept art
- Lighting: golden hour, studio lighting, dramatic shadows, soft diffused light
- Quality modifiers: highly detailed, 8K, professional, award-winning
Negative Prompting
While Flux 1.1 Pro produces clean outputs by default, you can still use negative prompts to avoid:
- Unwanted elements
- Specific artistic styles
- Quality issues like blur or noise
Flux 1.1 Pro vs Other Models
vs Flux Schnell
Flux Schnell is faster and cheaper but produces lower quality images. Choose Flux 1.1 Pro when quality matters more than speed.
vs Flux 1.1 Pro Ultra
Flux 1.1 Pro Ultra offers higher resolution (4MP) and raw photorealism mode but costs more. Flux 1.1 Pro is the better choice for standard resolution needs.
vs Stable Diffusion
Flux 1.1 Pro generally produces more coherent images with better prompt adherence, especially for complex scenes and human figures.
Using Flux 1.1 Pro on Pixelift
At Pixelift, Flux 1.1 Pro is our recommended model and the default choice in our AI Image Generator. To use it:
- Navigate to the AI Image Generator tool
- Select "Flux 1.1 Pro" from the model dropdown (it's selected by default)
- Enter your prompt and adjust settings
- Click Generate
Each generation with Flux 1.1 Pro costs 2 credits, making it an affordable option for regular use.
Why We Recommend Flux 1.1 Pro
After extensive testing of all available AI image models, we've chosen Flux 1.1 Pro as our default recommendation because it offers:
- Consistent, high-quality results across different prompt types
- Fast generation times suitable for iterative workflows
- Excellent value for credits
- Reliable performance without unexpected failures
- Natural-looking outputs that require minimal editing
Whether you're a professional designer, content creator, or just exploring AI art, Flux 1.1 Pro provides the reliability and quality you need.