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Black Forest Labs · 9 versions on Kenerate

Flux 2 — Dev, Klein, Pro, Max & more on one page

FLUX.2 is Black Forest Labs' image generation and editing family. Kenerate runs nine versions, from Flux 2 Dev and Klein at 3 credits on the free plan to Flux 2 Max.

  • Real outputs
  • Official sources
  • 25 free credits
  • No watermark

Quick answer

Updated

FLUX.2 is Black Forest Labs' image generation and editing family, announced on 25 November 2025. FLUX.2 [dev] is a 32-billion-parameter open-weights model under a non-commercial licence; FLUX.2 [klein] (January 2026) comes in 4B (Apache 2.0) and 9B sizes. On Kenerate, Flux 2 Dev and Klein cost 3 credits and are on the free plan, with up to 3 reference images; Pro, Flex, Max, Turbo and Flash are also available.

Maker
Black Forest Labs
Announced
25 Nov 2025
Flux 2 Dev
32B · 3 credits
Free plan
Dev, Klein, Turbo, Flash

About the model

What is Flux 2?

Facts from the maker's own announcement and repository, linked below.

Flux 2 facts
MakerBlack Forest Labs
AnnouncedFLUX.2 on 25 November 2025; FLUX.2 [klein] on 15 January 2026
Flux 2 Dev32B-parameter flow-matching model; open weights, non-commercial licence
Flux 2 Klein4B (Apache 2.0) and 9B (non-commercial), built for speed
AbilitiesText to image, single- and multi-reference editing
On KenerateDev, Klein, Klein Base 4B/9B, Flash, Turbo, Pro, Flex, Max

Same prompt

Flux 2 Dev vs Flux 2 Klein vs Qwen Image 3.0

The same prompt on three free-plan models. Dev gives the richest light; Klein is fastest; Qwen 3.0 adds more scene detail.

  • Same prompt on Flux 2 Dev
    Flux 2 Dev3 credits · free plan
  • Same prompt on Flux 2 Klein
    Flux 2 Klein3 credits · free plan
  • Same prompt on Qwen Image 3.0
    Qwen Image 3.09 credits · free plan
Prompt
Glamour photo of a woman in a black velvet evening dress leaning on a grand piano in a dim jazz lounge, warm spotlight, 50mm

Models

Flux 2 on Kenerate

Every version in the generator, and what each is good at.

Flux 2 on Kenerate
ModelReference imagesMax sizeGood forOpen
Flux 2 DevBlack Forest LabsFree planUp to 32048 pxBest value all-rounderOpen
Flux 2 KleinBlack Forest LabsFree planUp to 31536 pxFast 4B draftsOpen
Flux 2 FlashBlack Forest LabsFree planUp to 4—Ultra-fastOpen
Flux 2 TurboBlack Forest LabsFree planUp to 4—Faster Flux 2Open
Flux 2 Klein Base 4BBlack Forest LabsUp to 3—Undistilled baseOpen
Flux 2 Klein Base 9BBlack Forest LabsUp to 3—More detail than 4BOpen
Flux 2 ProBlack Forest LabsUp to 32048 pxProfessional qualityOpen
Flux 2 FlexBlack Forest LabsUp to 3—Typography and fine detailOpen
Flux 2 MaxBlack Forest LabsUp to 3—Highest fidelityOpen

From our tests

Strengths and limits

  • The cheapest good-looking images in the generator: Dev and Klein at 3 credits, on the free plan.
  • Natural light and skin in photo prompts; handles fantasy and dark art well.
  • Reference-based editing: a sketch or 3D blockout becomes a finished image with “same pose”.
  • Nine versions from quick drafts to Max, so you can draft cheap and finish high.
  • In our test, Flux 2 Dev's edit endpoint ignored the strength setting — use Z Image Base when you need that control.
  • Up to 3 references on Dev (4 on Flash and Turbo) — fewer than Seedream (10) or GPT Image 2 (16).
  • Less polished than Seedream 5.0 Pro on close-up portraits.

Flux 2 Dev is an open-weights model; Kenerate adds no filter beyond blocking prompts involving minors. For adult art, see the NSFW AI image generator (18+).

How to

How to use Flux 2 on Kenerate

  1. Step 1: Open Flux 2 in the generator

    Pick Flux 2 Dev or Klein in /app/image — both are on the free plan; sign in free for 25 credits.
  2. Step 2: Write the prompt

    Medium, subject, setting, light and camera. Flux 2 reads full sentences.
  3. Step 3: Add references for edits

    Upload up to 3 images and say what to keep — “same pose”, “same composition”.
  4. Step 4: Upgrade for the final

    Re-run your best prompt on Flux 2 Pro or Max when you need more detail.

Try Flux 2 on your own prompt — 25 free credits on sign-up.

In depth

Flux 2, in depth

Background, how to prompt it, and when to pick something else.

The FLUX.2 family

Black Forest Labs announced FLUX.2 in November 2025 with Pro, Flex, Dev and Klein models, and released the compact Klein models in January 2026 [2]. Every version supports text to image plus single- and multi-reference editing [1].

  • Dev — 32B open weights, the quality/price sweet spot.
  • Klein 4B / 9B — small and fast; Base versions are undistilled for fine-tuning.
  • Pro, Flex, Max — hosted versions for higher fidelity and typography.

Drafting cheap, finishing high

Because Dev and Klein cost 3 credits and sit on the free plan, a common workflow is to explore ideas there, keep the seed and prompt you like, and re-run the final on Flux 2 Pro, Max or Seedream 5.0 Pro.

Tried it? Tell us how it went

We only publish real, verified reviews — never invented quotes. Send a line about your result (and whether we may quote you), and it will appear here.

Send a review

FAQ

Flux 2 questions

5 questions

Still stuck?

A real person answers — usually within a day.

01

What is Flux 2?

FLUX.2 is Black Forest Labs' family of image generation and editing models, announced on 25 November 2025. It includes Dev, Klein, Pro, Flex and Max versions.

02

Is Flux 2 free?

Flux 2 Dev, Klein, Flash and Turbo are on Kenerate's free plan. Every new account gets 25 credits — about 8 images on Dev or Klein at 3 credits each.

03

What's the difference between Flux 2 Dev and Klein?

Dev is the 32-billion-parameter open model; Klein is a smaller 4B/9B family built for speed. On Kenerate both cost 3 credits.

04

Can Flux 2 edit images?

Yes. Flux 2 supports single- and multi-reference editing; on Kenerate, Dev takes up to 3 reference images.

05

Is there a Flux 3?

Black Forest Labs' current family is FLUX.2. Kenerate lists the FLUX.2 versions it runs on this page.

See more of Kenerate AI in your Google resultsAdd kenerateai.com as a preferred source — Google shows more from your preferred sources in Top Stories and AI answers.

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Written by the Kenerate AI team

We run these models in the Kenerate generator. Model facts come from the makers' own pages; specs and limits were checked against our code; the examples are our own outputs. Last updated 27 September 2026. Corrections: hello@kenerateai.com.

Sources

Ready when you are

Try Flux 2

25 free credits on sign-up. No watermark.

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  • Credits never expire