Text to Image
Flux Dev
High-quality image generation with excellent prompt following.
Example
Sample output shown above. The prompt and settings are pre-filled on the left.
Your request will cost $0.025 per run. For $10 you can run this model approximately 400 times.
One more thing:
Related Models
README
Black Forest Labs / Flux Dev — Text to Image (flux-dev)
FLUX.1 Dev from Black Forest Labs is a cutting-edge text-to-image model that excels at prompt following and generating high-quality, detailed images.
Highlights
- •Excellent prompt following – Accurately interprets and renders complex prompts.
- •High detail rendering – Produces sharp, detailed images with fine textures.
- •Fast generation – Optimized for quick image generation without sacrificing quality.
- •Flexible aspect ratios – Supports multiple output sizes and aspect ratios.
Parameters
- •prompt* – Text description of the image to generate
- •negative_prompt – Things to avoid in the image
- •size – Output image resolution
- • 1024×1024 (1:1)
- • 1152×896 (4:3)
- • 896×1152 (3:4)
- • 1216×832 (3:2)
- • 832×1216 (2:3)
- •num_inference_steps – Number of denoising steps
- •guidance_scale – Guidance scale for generation
- •seed – Random seed for reproducibility
Pricing
$0.025 per generation
How to Use
- 1.Write a detailed prompt describing your desired image.
- 2.Optionally add a negative prompt to exclude unwanted elements.
- 3.Choose the output size and aspect ratio.
- 4.Adjust inference steps and guidance scale if needed.
- 5.Submit and download your generated image.
More Models to Try
•Digital artists: High-quality concept art and illustrations.
•Designers: Marketing materials and visual content.
•Content creators: Social media graphics and thumbnails.
Related Guides
Frequently Asked Questions
What is the Flux Dev API?
High-quality image generation with excellent prompt following.
How much does Flux Dev cost via API?
Flux Dev costs $0.0250 per generation through Renderful's API. No subscription required — pay only for what you use.
How do I use Flux Dev via API?
Sign up for a free Renderful API key, then send a POST request to the /v1/predictions endpoint with model "flux-dev". See the documentation at renderful.ai/docs for code examples in Python, JavaScript, and cURL.
What type of content does Flux Dev generate?
Flux Dev is a text to image model by Black Forest Labs. Key features include: 1024x1024, Fast generation, High quality.
Is the Flux Dev API fast?
Flux Dev has fast generation speed. Results are delivered via polling or webhook callback for seamless integration.