FLUX 3

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FLUX 3: What It Is, Release Status and FLUX 3 Image Klein

FLUX 3 is Black Forest Labs' multimodal model family for image, video, audio and robot action. Currently generating with Nano Banana 2.1, not FLUX · we plan to add a FLUX 3 image model here once it is available to us. The generator below is Nano Banana 2.1, so its images are not FLUX images.

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Generated result

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Image

Currently generating with Nano Banana 2.1, not FLUX · we plan to add a FLUX 3 image model here once it is available to us.

The generator on this page is the same one as the Nano Banana 2.1 page. For a newer OpenAI image model, see GPT Image 2.5.

Nano Banana 2.1: supported inputs and settings

text to image

  • Aspect ratio: auto, 1:1, 1:4, 1:8, 2:3, 3:2, 3:4, 4:1, 4:3, 4:5, 5:4, 8:1, 9:16, 16:9, 21:9
  • Resolution: 1K, 2K, 4K
  • Output format: jpg, png

image to image

  • Reference images (required): Up to 10 images. 30MB per image; Files are uploaded privately.
  • Aspect ratio: auto, 1:1, 1:4, 1:8, 2:3, 3:2, 3:4, 4:1, 4:3, 4:5, 5:4, 8:1, 9:16, 16:9, 21:9
  • Resolution: 1K, 2K, 4K
  • Output format: jpg, png
Input
A prompt, with optional reference images for editing (up to 10).
Output
A Nano Banana 2.1 image from 1K to 4K in the selected aspect ratio.

How to use the image generator on this FLUX 3 page

  1. 01

    Know which model you are using

    The generator on this page runs Nano Banana 2.1. VibeAha does not offer FLUX 3 or FLUX.2.

  2. 02

    Write the brief and add references

    Describe subject, framing, lighting and format. Add up to 10 reference images when the subject must stay consistent, then pick ratio and resolution.

  3. 03

    Generate and refine

    Submit, check subject and composition at full size, then change one instruction at a time.

FLUX 3 release timeline

23 July 2026: FLUX 3 announced

Black Forest Labs announced FLUX 3 as one model family for images, video, audio and robot action. Video and Action were opened in early access, with FLUX 3 Image to follow. Source: press coverage of the announcement.

23 July 2026: FLUX 3 Video in early access

Reported capabilities are clips of up to 20 seconds with synchronized audio, from text, an image, a reference video or keyframes.

15 October 2026: FLUX 3 Image Klein

Black Forest Labs released FLUX 3 Image Klein, a 5.6 billion parameter image model, as open weights and through its own API. Source: Black Forest Labs launch post and press coverage.

16 October 2026: not offered on VibeAha

No FLUX model is connected to VibeAha, so this page generates with Nano Banana 2.1.

What Black Forest Labs has released for FLUX 3, and what is unclear

Stated by Black Forest Labs

A multimodal family

FLUX 3 covers image, video, audio and robot action prediction in one model family, according to Black Forest Labs.

FLUX 3 Image Klein is an image model

It handles text to image, image editing and multi-reference generation with up to 10 reference images, with a 5.6B parameter size.

Klein here is not FLUX.2 [klein]

FLUX.2 [klein] is an earlier, separate release in 4B and 9B sizes. FLUX 3 Image Klein is the newer 5.6B model.

Reported, unclear or not available here

Licensing terms are reported, not checked here

Press reports say commercial use is free for individuals and companies under $5 million annual revenue under the FLUX Kommunity License. Read the license text before you rely on it.

Wider FLUX 3 Image availability is unclear

Sources differ on whether Klein is the whole FLUX 3 image release or a smaller part of it. Pricing for FLUX 3 Video and Action is TBA.

Not available on this page

This page runs Nano Banana 2.1. It cannot make FLUX 3 video, audio or Klein images.

FLUX 3 vs FLUX.2 and other image models

FLUX 3 vs FLUX.2

FLUX 3FLUX.2
ModalitiesImage, video, audio and robot actionImage generation and editing
Smaller image modelFLUX 3 Image Klein, 5.6B, open weights (15 October 2026)FLUX.2 [klein], 4B and 9B
VideoUp to 20 seconds in early access, reportedNot part of FLUX.2
Other FLUX 3 image sizesTBANot applicable
On VibeAhaNot offered. This page runs Nano Banana 2.1Not offered. This page runs Nano Banana 2.1
Nano Banana 2.1 credits at 1K / 2K / 4K3 / 5 / 83 / 5 / 8

FLUX entries come from Black Forest Labs or press coverage of it, or are marked TBA. The last row is the credit quote for the generator on this page. VibeAha does not publish benchmarks between FLUX and Nano Banana.

OptionBest forKey difference
Nano Banana 2.1The generator on this pageUp to 10 reference images and up to 4K output.
GPT Image 2.5Creating and editing images with the latest GPT Image modelOffered as two workspaces, Flare and Sunburst.
Grok Imagine Image 2Region level editsCreates images, maps regions and edits a selection.

FLUX 3 FAQ

Official sources

Model capabilities were verified on 2026-10-16. Available settings and credits are checked again when you submit.