Flux Image Generation
API that can handle
your scale

Flux is a state-of-the-art image model by Black Forest Labs.
At fal you will find the fastest and most reliable Flux APIs for high-fidelity, accurate image generation.

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Why choose fal as your Flux API Provider?

Fast
fal provides the fastest and most reliable Flux APIs for high-fidelity, accurate image generation.
Cheap
Being fast and reliable doesn't mean expensive. fal provides the affordable API for you to use with no hidden costs.
Reliable
fal ensures your images will be generated, no matter the load.
Scalable
fal provides scalable APIs that allow you to generate thousands of images per second.
Easy to use
fal provides easy-to-use APIs that allow you to generate images with just a few lines of code, with first-class support for Python, JavaScript, Swift and more.

Fast. Cheap. Reliable.
Choose 3.

Flux models

Flux is offered in a variety of different endpoints, each with its own unique capabilities and use cases.

FLUX.1 Kontext [pro]FLUX.1 Kontext [pro] handles both text and reference images as inputs, seamlessly enabling targeted, local edits and complex transformations of entire scenes.

image-to-image

FLUX.1 Krea [dev] Inpainting with LoRAsSuper fast endpoint for the FLUX.1 [dev] inpainting model with LoRA support, enabling rapid and high-quality image inpaingting using pre-trained LoRA adaptations for personalization, specific styles, brand identities, and product-specific outputs.

image-to-image

lora

personalization

FLUX.1 Krea [dev] with LoRAsFLUX LoRA Image-to-Image is a high-performance endpoint that transforms existing images using FLUX models, leveraging LoRA adaptations to enable rapid and precise image style transfer, modifications, and artistic variations.

image-to-image

lora

style transfer

FLUX.1 Krea [dev]FLUX.1 Krea [dev] is a 12 billion parameter flow transformer that generates high-quality images from text with incredible aesthetics. It is suitable for personal and commercial use.

image-to-image

FLUX.1 Krea [dev] ReduxFLUX.1 Krea [dev] Redux is a high-performance endpoint for the FLUX.1 Krea [dev] model that enables rapid transformation of existing images, delivering high-quality style transfers and image modifications with the core FLUX capabilities.

image-to-image

FLUX.1 Krea [dev]FLUX.1 Krea [dev] is a 12 billion parameter flow transformer that generates high-quality images from text with incredible aesthetics. It is suitable for personal and commercial use.

image-to-image

Flux Kontext LoraFast inpainting endpoint for the FLUX.1 Kontext [dev] model with LoRA support, enabling rapid and high-quality image inpainting with reference images, while using pre-trained LoRA adaptations for specific styles, brand identities, and product-specific outputs.

Flux Kontext LoraFast endpoint for the FLUX.1 Kontext [dev] model with LoRA support, enabling rapid and high-quality image editing using pre-trained LoRA adaptations for specific styles, brand identities, and product-specific outputs.

image-to-image

image-editing

image-to-image

FLUX.1 [schnell] ReduxFLUX.1 [schnell] Redux is a high-performance endpoint for the FLUX.1 [schnell] model that enables rapid transformation of existing images, delivering high-quality style transfers and image modifications with the core FLUX capabilities.

image-to-image

FLUX.1 [dev] ReduxFLUX.1 [dev] Redux is a high-performance endpoint for the FLUX.1 [dev] model that enables rapid transformation of existing images, delivering high-quality style transfers and image modifications with the core FLUX capabilities.

image-to-image

FLUX.1 [dev]FLUX.1 [dev] is a 12 billion parameter flow transformer that generates high-quality images from text. It is suitable for personal and commercial use.

image-to-image

FLUX.1 Kontext [max]Experimental version of FLUX.1 Kontext [max] with multi image handling capabilities

image-to-image

FLUX.1 Kontext [pro]Experimental version of FLUX.1 Kontext [pro] with multi image handling capabilities

image-to-image

FLUX.1 Kontext [max]FLUX.1 Kontext [max] is a model with greatly improved prompt adherence and typography generation meet premium consistency for editing without compromise on speed.

image-to-image

FLUX.1 Kontext [dev]Frontier image editing model.

image-to-image

Juggernaut Flux LoraJuggernaut Base Flux LoRA Inpainting by RunDiffusion is a drop-in replacement for Flux [Dev] inpainting that delivers sharper details, richer colors, and enhanced realism to all your LoRAs and LyCORIS with full compatibility.

image-to-image

Juggernaut Flux BaseJuggernaut Base Flux by RunDiffusion is a drop-in replacement for Flux [Dev] that delivers sharper details, richer colors, and enhanced realism, while instantly boosting LoRAs and LyCORIS with full compatibility.

image-to-image

image generation

Juggernaut Flux ProJuggernaut Pro Flux by RunDiffusion is the flagship Juggernaut model rivaling some of the most advanced image models available, often surpassing them in realism. It combines Juggernaut Base with RunDiffusion Photo and features enhancements like reduced background blurriness.

image-to-image

image generation

FLUX.1 [dev] Control LoRA DepthFLUX Control LoRA Depth is a high-performance endpoint that uses a control image using a depth map to transfer structure to the generated image and another initial image to guide color.

image-to-image

lora

style transfer

Articles about Flux

Training FLUX Style LoRA on fal

FLUX has taken over the image generation space, but getting exactly the style you want can be difficult. This where style LoRAs can help. Training a style LoRA on fal is easy, but there are some tips and tricks for getting the best results.

Oct 14, 2024

Announcing FLUX1.1 [pro] by BFL and FLUX [dev] speed improvements

The FLUX1.1 [pro] model, codenamed "blueberry," was introduced in the Artificial Analysis image arena (https://artificialanalysis.ai/text-to-image/arena) last week. It currently boasts the highest overall Elo score among all image models, while at the same time being one of the fastest.

Oct 3, 2024

Announcing Flux by Black Forest Labs: The Next Leap in Text-to-Image Models

Flux, the largest SOTA open source text-to-image model to date, developed by Black Forest Labs — the original team behind Stable Diffusion is now available on fal. Flux pushes the boundaries of creativity and performance with an impressive 12B parameters, delivering aesthetics reminiscent of Midjourney.

Aug 1, 2024