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Change a picture with words

Flux Kontext Dev

The FLUX.1 Kontext Dev is an open-source, multimodal image editing model developed by Black Forest Labs. It supports simultaneous text and image inputs, enabling precise and context-aware image editing. With 12 billion parameters, it ensures character consistency, style preservation, and minimal visual drift across iterative edits. This makes it ideal for developers, researchers, and advanced users experimenting with image generation and editing workflows.

Made by Black Forest Labsfrom 20 creditsper run Free
What it needs

Opens the image studio with Flux Kontext Dev ready to use. You will need a free account to run it.

Flux Kontext Dev sample output
Sample output
Flux Kontext Dev sample output

What Flux Kontext Dev makes, what it needs and what you get

What it makes

Change a picture with words

Changes a picture from a written instruction.

What you need

  • The picture to change

Optional: what to change.

What you get

An edited copy of your picture

About Flux Kontext Dev

Flux Kontext Dev changes a picture from a written instruction. It is made by Black Forest Labs.

To use it, you provide the picture to change. You get an edited copy of your picture.

A run costs 20 to 202 credits, depending on the options you choose. It is included on the Free plan. You run it in the image studio, in your browser.

Best for

Typical uses for this kind of model.

  • Changing colours, outfits or backgrounds
  • Adding or swapping objects
  • Quick touch-ups described in plain words

How to use Flux Kontext Dev

  1. 1

    Add the picture to change

    Upload your files, or pick them from your library. Nothing else is needed to start.

  2. 2

    Check the settings

    The defaults are a good start. If you change an option, the cost updates and is shown before you generate.

  3. 3

    Generate your picture

    An edited copy of your picture. Your result appears in the studio, ready to download.