Black Forest Labs

FLUX.2 [klein] 9B

AI Image Editing Model

Mode:

All Text to Image Image Edit

Image

Black Forest Labs' distilled 9 billion parameter image generation model with sub-second inference and multi-reference support

What FLUX.2 [klein] 9B is good at

Rankings based on human votes in the Lumenfall Arena, where real users pick their favorite without knowing which model made which image. Excels at #7 Lighting, Shadows & Materials (Image Editing), #5 People & Poses (Image Editing), #7 Prompt Adherence (Image Editing), and #13 Preservation (Image Editing) , placing in the top 37% of all competing models.

FLUX.2 [klein] 9B Strengths

FLUX.2 [klein] 9B outperforms most competing models here

Lighting, Shadows & Materials

Image Editing

Ranked #7 of 30 models · 59.1% win rate Leaderboard

FLUX.2 [klein] 9B

Before After

Bald man challenge

Before After

Golden Hour Stroll

Same prompt, other models

Before After

#1 Nano Banana... ranks higher

Before After

#8 Wan 2.6 ranks lower

Before After

#23 Wan 2.5 (Pr... ranks lower

Before After

#30 Bria FIBO ranks lower

Before After

#1 Nano Banana... ranks higher

Before After

#8 Wan 2.6 ranks lower

Before After

#23 Wan 2.5 (Pr... ranks lower

Before After

#30 Bria FIBO ranks lower

Ranked using Bald man challenge Golden Hour Stroll Man and Car in California Outfit Transfer Challenge Pose & Character Mashup

People & Poses

Image Editing

Ranked #5 of 19 models · 76.9% win rate Leaderboard

FLUX.2 [klein] 9B

Before After

Golden Hour Stroll

Same prompt, other models

Before After

#1 Nano Banana... ranks higher

Before After

#15 Qwen Image ... ranks lower

Before After

#19 FLUX.2 [dev... ranks lower

Ranked using Golden Hour Stroll Pose & Character Mashup

Prompt Adherence

Image Editing

Ranked #7 of 26 models · 52.4% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Outfit Transfer Challenge Over-the-top cartoon carica... Pose & Character Mashup

Preservation

Image Editing

Ranked #13 of 33 models · 56.5% win rate Leaderboard

FLUX.2 [klein] 9B

Before After

Bald man challenge

Before After

Golden Hour Stroll

Same prompt, other models

Before After

#1 Nano Banana... ranks higher

Before After

#9 Seedream 4.5 ranks higher

Before After

#25 FLUX.1 Kont... ranks lower

Before After

#33 Bria FIBO ranks lower

Ranked using Bald man challenge Golden Hour Stroll Man and Car in California Outfit Transfer Challenge Over-the-top cartoon carica... Pose & Character Mashup +1 more

Other categories

FLUX.2 [klein] 9B competes but doesn't rank as highly

Aesthetics

Text-to-Image

Ranked #33 of 62 models · 46.5% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Adorable Baby Animals in Su... Candid Street Photography Fantasy Warrior Geometric Composition Isometric Miniature Diorama... Magic Burger Explosion: Fie... +5 more

Product, Branding & Commercial

Text-to-Image

Ranked #33 of 61 models · 39.5% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Apollo 11: Journey to Tranq... Chalkboard Menu Magic Burger Explosion: Fie... Modern Clean Menu The Halloween Invitation Vintage Cafe Logo

Photorealism

Text-to-Image

Ranked #34 of 62 models · 39.6% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Adorable Baby Animals in Su... Candid Street Photography Chalkboard Menu Fantasy Warrior Geometric Composition Magic Burger Explosion: Fie... +2 more

Text Rendering

Text-to-Image

Ranked #34 of 61 models · 42.2% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Apollo 11: Journey to Tranq... Chalkboard Menu Isometric Miniature Diorama... Magic Burger Explosion: Fie... Modern Clean Menu The Halloween Invitation +1 more

3D Imaging & Modeling

Text-to-Image

Ranked #27 of 46 models · 66.7% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Geometric Composition Isometric Miniature Diorama...

Photorealism

Image Editing

Ranked #18 of 29 models · 40.0% win rate Leaderboard

FLUX.2 [klein] 9B

Before After

Bald man challenge

Before After

Golden Hour Stroll

Same prompt, other models

Before After

#1 Nano Banana... ranks higher

Before After

#8 Seedream 4.5 ranks higher

Before After

#22 Wan 2.5 (Pr... ranks lower

Before After

#29 Bria FIBO ranks lower

Before After

#1 Nano Banana... ranks higher

Before After

#8 Seedream 4.5 ranks higher

Before After

#22 Wan 2.5 (Pr... ranks lower

Before After

#29 Bria FIBO ranks lower

Ranked using Bald man challenge Golden Hour Stroll Man and Car in California Outfit Transfer Challenge

Creativity

Text-to-Image

Ranked #43 of 62 models · 63.6% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Apollo 11: Journey to Tranq... Fantasy Warrior Isometric Miniature Diorama... The Halloween Invitation The Reversed Rodeo Vintage Cafe Logo

Adding & Editing Objects

Image Editing

Ranked #17 of 24 models · 33.3% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Man and Car in California Outfit Transfer Challenge

Prompt Adherence

Text-to-Image

Ranked #44 of 61 models · 38.9% win rate Leaderboard

FLUX.2 [klein] 9B

Same prompt, other models

Ranked using Adorable Baby Animals in Su... Apollo 11: Journey to Tranq... Chalkboard Menu Geometric Composition Isometric Miniature Diorama... Magic Burger Explosion: Fie... +3 more