GPT Image 1.5 Edit is now live!
🎨 Image Generation

FLUX Dev

Turn text descriptions into detailed images with this 12B parameter model

Example Output

Prompt

"womens street skateboarding final in Paris Olympics 2024"

Generated Result

Generated Result
Generated

Try FLUX Dev

Fill in the parameters below and click "Generate" to try this model

Prompt for generated image

Input image for image to image mode. The aspect ratio of your output will match this image

Aspect ratio for the generated image

Output format

Run faster predictions with optimizations

Your inputs will be saved and ready after sign in

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About FLUX Dev

FLUX Dev is an advanced AI image generation model developed by Black Forest Labs, designed to seamlessly turn your creative text prompts or input images into stunning, high-resolution visuals. Built on a state-of-the-art rectified flow transformer architecture with an impressive 12 billion parameters, FLUX Dev delivers unmatched accuracy, detail, and versatility for a wide range of image synthesis needs. Whether you are an artist, designer, marketer, educator, or developer, this model empowers you to bring your creative concepts to life quickly and intuitively. At its core, FLUX Dev excels at text-to-image generation. Simply input a detailed text prompt describing your desired scene, object, or concept, and the model will produce a compelling, visually rich image that closely matches your description. This makes it an essential tool for digital artists and content creators who need high-quality visuals with minimal effort. The technology behind FLUX Dev leverages a powerful transformer backbone, ensuring nuanced interpretation of language and exceptional image rendering. One of FLUX Dev’s standout capabilities is its image-to-image mode. Users can upload an existing image as a reference, allowing the model to generate new visuals that maintain the original’s aspect ratio and stylistic elements. This feature is particularly valuable for professionals seeking to iterate on existing content, reimagine assets with a fresh perspective, or enhance creative workflows with AI-driven inspiration. Flexibility is another hallmark of FLUX Dev. The model supports a wide variety of aspect ratios—including 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, and 2:3—making it easy to tailor outputs for social media, web, print, or presentation formats. Output formats include both JPG and PNG, ensuring compatibility with virtually any design or publishing workflow. Performance is optimized for real-world demands, with a 'go fast' mode that accelerates image generation. This makes FLUX Dev suitable for live events, rapid prototyping, or scenarios where quick turnaround is critical. Despite its advanced technology, the model remains accessible through a straightforward pay-as-you-go credit system, making it cost-effective for both individual and professional users. FLUX Dev’s intuitive interface welcomes users of all skill levels. Artists can generate concept art, illustrations, and storyboards from prompts or reference images. Marketers and advertisers can quickly produce campaign visuals and branded graphics tailored to any theme. Educators and students can visualize complex ideas or historical events for presentations and learning materials. Developers and product designers can mock up new interfaces, product concepts, or packaging with exceptional speed and fidelity. Real-world examples, such as generating a scene from the "womens street skateboarding final in Paris Olympics 2024" in just 10-20 seconds, highlight the speed and relevance of this AI image generator. FLUX Dev’s robust feature set—combining prompt-based synthesis, image-to-image guidance, flexible output, and optimized performance—makes it a top choice for anyone seeking high-quality, AI-powered image creation. Its blend of advanced technology, usability, and affordability positions FLUX Dev as an indispensable creative tool for modern content production.

✨ Key Features

Built on a 12 billion parameter rectified flow transformer, ensuring exceptional image quality and prompt accuracy.

Supports both text-to-image and image-to-image generation, allowing users to create visuals from scratch or enhance existing images.

Flexible aspect ratio options, including 1:1, 16:9, 9:16, 4:3, 3:4, 3:2, and 2:3, for seamless integration across digital and print platforms.

Choose between JPG and PNG output formats for maximum compatibility with editing tools and publishing needs.

'Go fast' mode delivers accelerated image synthesis, ideal for rapid prototyping, live events, or bulk content creation.

Easy-to-use interface with prompt field, image upload, aspect ratio, and format selection for streamlined workflows.

Accessible via a pay-as-you-go credit system, making high-quality AI image generation attainable for everyone.

💡 Use Cases

Generating unique concept art, illustrations, or visual assets from creative text prompts.

Designing marketing materials, social media graphics, and branded visuals tailored to campaigns.

Prototyping user interfaces, product designs, or packaging with rapid visual iterations.

Visualizing educational concepts, scenarios, or historical events for presentations and teaching.

Enhancing or reimagining existing images using the image-to-image feature.

Producing storyboards and visual narratives for film, advertising, or publishing projects.

Rapidly creating event or news-related images from up-to-date prompts.

🎯

Best For

Professional designers, digital artists, marketers, educators, and developers seeking fast, high-quality AI image generation.

👍 Pros

  • Produces high-resolution, visually compelling images from simple or detailed text prompts.
  • Extremely versatile with multiple aspect ratios and output formats for diverse needs.
  • Fast image generation, especially with the go_fast optimization option.
  • User-friendly interface suitable for both beginners and advanced users.
  • Image-to-image mode expands creative possibilities and customization.
  • Accessible through a flexible, pay-as-you-go credit system.

⚠️ Considerations

  • Best results require clear, descriptive prompts; vague inputs may yield less satisfactory images.
  • Generation speed can vary based on image complexity and server load.
  • Limited to JPG and PNG output formats; does not support advanced file types like SVG.
  • Does not natively support batch processing in a single run.

📚 How to Use FLUX Dev

1

Enter a detailed text prompt describing your desired image in the prompt field.

2

Optionally upload an existing image to use as a reference for image-to-image generation.

3

Select your preferred aspect ratio from the available options (e.g., 1:1, 16:9, 4:3).

4

Choose your desired output format—JPG or PNG—based on your workflow needs.

5

Enable the 'go fast' option if you require faster image generation.

6

Click the generate button and wait approximately 10-20 seconds for your image to be created.

Frequently Asked Questions

🏷️ Related Keywords

AI image generator text-to-image AI image-to-image AI digital art creation creative tools visual content generation graphic design AI marketing visuals artificial intelligence image synthesis