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Guides to FLUX 3 Image: what the model does, how bounding boxes work, and how credits are charged.

What is FLUX 3 Image? Black Forest Labs’ model, explained

FLUX 3 Image is Black Forest Labs’ image model: text-to-image, instruction edits, up to ten references, bounding boxes, 1K to 4K output. What it does, and when.

Oct 2, 2026Flux 3 Image TeamFlux 3 Image Team

FLUX 3 Image bounding boxes: layout and edit prompts

How FLUX 3 Image bounding boxes work: one [top, left, bottom, right] box per element on a 0–1000 grid, to place elements or edit one spot in a finished image.

Oct 2, 2026Flux 3 Image TeamFlux 3 Image Team

How credits work on Flux 3 Image: cost, expiry, refunds

A FLUX 3 Image generation costs 44, 91, or 550 credits at 1K, 2K, or 4K. How credits are granted, when they expire, and what refunds itself.

Oct 2, 2026Flux 3 Image TeamFlux 3 Image Team

An independent workbench for FLUX 3 Image by Black Forest Labs. Generate, edit, and ship commercial-ready images in the browser.

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Flux 3 Image is an independent product, not affiliated with, endorsed by, or sponsored by Black Forest Labs. FLUX is a trademark of Black Forest Labs; it is used here only to identify the model we provide access to.

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