Model · Black Forest Labs

FLUX, when the prompt has to be followed

FLUX comes from Black Forest Labs, the team behind Stable Diffusion. Its reputation rests on one thing: it does what you asked. When a brief lists ten elements and a precise layout, this is the model you reach for.

What FLUX does better

Prompt adherence

This is its signature. The image above specified nine named objects, their position in a grid and the direction of the light. Most models drop three of them or rearrange the composition; FLUX follows the brief.

Complex compositions

Several subjects, explicit spatial relationships, a separately described background: the model holds the structure instead of averaging it away. That is what makes it useful for mockups, staged scenes and diagrams.

Editing without disturbing the rest

The editing variant takes an existing image and applies the requested change while leaving the rest of the frame alone — the behaviour you expect from a retouch, and not always the one you get.

Nine ratios, square to panoramic

From 1:1 to 3:2 by way of 9:16, the formats cover social display and print alike. You pick at generation time.

The FLUX engines available here

Two entries in the picker, depending on whether you start from text or an image.

  • FLUX.2 Pro — text to imageGeneration from the prompt alone, nine ratios, jpeg or png output.
  • FLUX.2 Pro — image editingTakes an input image and applies a change described in plain language.

Why run it here

Prompt adherence pays off most when the prompt is generated, not hand-written.

  • Feed FLUX from a text node: a list of products becomes a consistent series of images.
  • Compare FLUX, Nano Banana and Seedream on the same brief before deciding.
  • Chain into editing, upscaling or animation in the same graph.
  • Ship the workflow as an app so others can rerun it with their own inputs.
  • One credit balance, no API keys to manage.

Frequently asked questions

Which version of FLUX is available?
FLUX.2 Pro, in both of its modes: text-to-image and image editing. The model picker always shows what is actually executable at any given moment.
Can FLUX edit an existing image?
Yes, with the editing variant: you supply an input image and describe the change in plain language, with no mask to trace.
Why pick FLUX over another model in the catalogue?
For prompt adherence. When a brief lists specific elements and their layout, FLUX respects them better than average. For text inside the image, Nano Banana remains the better choice; for photographic material, Seedream.
Do I need a Black Forest Labs API key?
No. Beemm Vision calls the provider for you and bills in credits on a single balance, shared with every other model in the catalogue.

Try FLUX

Write a detailed brief and see what it does with it. The full catalogue is available from the free plan.

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