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Describe the image you want: the subject, setting, style, lighting, and composition. Refer to input images by position (“image 1”, “image 2”), and add bounding boxes when you need to specify where elements go. For example, this image came from the one-sentence prompt below it:
Ultra-wide shot of a vintage car with its headlights on, driving a wet coastal road between fog-covered cliffs and a turquoise sea at dawn

FLUX 3 Image, 21:9

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Video generation

Prompt FLUX 3 for motion, camera behavior, clip continuation, and synchronized audio workflows.

Prompt basics

Describe a scene, specify text, and refer to input images.

Building a good prompt

Structure, word order, and which details to write down.

Style, aesthetics & text

Photographic and illustration styles, lighting, and legible typography.

Technical parameters

Aspect ratios, resolution, and working without negative prompts.

Layout prompts

Place each element with a global caption and a table of bounding boxes.

Image editing

Edit one image or combine several references in a single prompt.

Use cases

Photorealism, typography, style transfer, and more, with example prompts.

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Which model?

This guide is written for FLUX 3 Image. For FLUX.2 and FLUX.1 Kontext tips, see the model sections in Prompt Reference. To move an integration to FLUX 3 Image, see Migrate from FLUX.2.