FLUX.2 [klein] 4B

AI Image Editing Model

Image $ · 0.1¢

Black Forest Labs' compact, open-source image generation model with sub-second inference, optimized for production and near real-time applications with multi-reference support

FLUX.2 [klein] 4B Benchmarks

FLUX.2 [klein] 4B is ranked #23 in Image Editing with an Elo of 1185 on the Lumenfall Arena, where real users pick the better image in blind comparisons. These rankings are based on 2 blind-vote competitions.

Lumenfall Arena
#23
Image Editing
1185 Elo

Image Editing Landscape

Competition Results

Image Editing

Prompt Adherence

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Image Editing
Source
Edit instruction

“Use Image 1 as the exact pose reference and Image 2 as the character reference. Recreate the person/character from Image 2 in the exact dynamic pose and body position from Image 1. Keep the exact face, hair, clothing style/details, and expression from Image 2. Match the lighting and environment of Image 1. The final image must show the character from Image 2 performing the precise action/pose from Image 1 with perfect anatomy and natural integration.”

Image Editing

Aesthetics

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Image Editing
Source
Edit instruction

“Make a photo of the man driving the car down the California coastline”

Image Editing

Photorealism

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Image Editing
Source
Edit instruction

“Make a photo of the man driving the car down the California coastline”

Image Editing

Preservation

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Image Editing
Source
Edit instruction

“Use Image 1 as the exact pose reference and Image 2 as the character reference. Recreate the person/character from Image 2 in the exact dynamic pose and body position from Image 1. Keep the exact face, hair, clothing style/details, and expression from Image 2. Match the lighting and environment of Image 1. The final image must show the character from Image 2 performing the precise action/pose from Image 1 with perfect anatomy and natural integration.”

Image Editing
Source
Edit instruction

“Make a photo of the man driving the car down the California coastline”

Image Editing

Adding & Editing Objects

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Image Editing
Source
Edit instruction

“Make a photo of the man driving the car down the California coastline”

Image Editing

Backgrounds & Scenes

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Image Editing
Source
Edit instruction

“Make a photo of the man driving the car down the California coastline”

Image Editing

Lighting, Shadows & Materials

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Image Editing
Source
Edit instruction

“Use Image 1 as the exact pose reference and Image 2 as the character reference. Recreate the person/character from Image 2 in the exact dynamic pose and body position from Image 1. Keep the exact face, hair, clothing style/details, and expression from Image 2. Match the lighting and environment of Image 1. The final image must show the character from Image 2 performing the precise action/pose from Image 1 with perfect anatomy and natural integration.”

Image Editing
Source
Edit instruction

“Make a photo of the man driving the car down the California coastline”

Image Editing

People & Poses

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Image Editing
Source
Edit instruction

“Use Image 1 as the exact pose reference and Image 2 as the character reference. Recreate the person/character from Image 2 in the exact dynamic pose and body position from Image 1. Keep the exact face, hair, clothing style/details, and expression from Image 2. Match the lighting and environment of Image 1. The final image must show the character from Image 2 performing the precise action/pose from Image 1 with perfect anatomy and natural integration.”

Top Matchups

See how FLUX.2 [klein] 4B performs head-to-head against other AI models, ranked by community votes in blind comparisons.

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