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Models · slot A

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Arena / Models / Black Forest Labs

Black Forest Labs

Model evolution · 2024 – 2026
Models
15
Challenges
27
Takes
207
Evolution oldest → newest · 15 versions

How Black Forest Labs models have evolved

One model per node, oldest to newest, each with a sample of its work. These models do different jobs, like image, video, and upscaling, so the chip on each node names its mode. Compare versions within the same mode.

  1. 2024
    Newest take
    FLUX.1 [dev]
    Text-to-Image
    Aug 2024
  2. 2024
    no take
    FLUX.1 [schnell]
    Aug 2024
  3. 2024
    no take
    FLUX1.1 [pro]
    Oct 2024
  4. 2024
    Newest take
    FLUX.1 [schnell] FP8
    Text-to-Image
    Oct 2024
  5. 2024
    no take
    FLUX1.1 [pro] Ultra
    Nov 2024
  6. 2025
    no take
    FLUX.1 Kontext [max]
    May 2025
  7. 2025
    no take
    FLUX.1 Kontext [pro]
    May 2025
  8. 2025
    Newest take
    FLUX.1 Kontext [dev]
    Text-to-Image
    Jun 2025
  9. 2025
    no take
    FLUX.1 Krea [dev]
    Jul 2025
  10. 2025
    FLUX.2 [dev]
    Text-to-Image
    Nov 2025
  11. 2025
    FLUX.2 [flex]
    Text-to-Image
    Nov 2025
  12. 2025
    FLUX.2 [pro]
    Text-to-Image
    Nov 2025
  13. 2025
    FLUX.2 [max]
    Text-to-Image
    Dec 2025
  14. 2026
    Newest take
    FLUX.2 [klein] 4B
    Text-to-Image
    Jan 2026
  15. 2026
    Latest Newest take
    FLUX.2 [klein] 9B
    Text-to-Image
    Jan 2026
Smarter every release 13 models

Intelligence over time

How Black Forest Labs's models have grown more capable over time. Each point is one of their models at its release date and arena Elo, oldest to newest.

  • FLUX.1 [dev]
  • FLUX.1 [schnell] FP8
  • FLUX.1 Kontext [dev]
  • FLUX.2 [dev]
  • FLUX.2 [flex]
  • FLUX.2 [klein] 4B
  • FLUX.2 [klein] 9B
  • FLUX.2 [max]
  • FLUX.2 [pro]
Head to head

Every challenge, side by side

Each model's take on every challenge in this mode. Modes use different challenges and prompts, so pick one mode at a time; each view stands on its own.

Text-to-Image 17 Image Editing 10
Challenge 10 challenges ↓ · 4 models →
FLUX.2 [flex]
Nov 2025
FLUX.2 [pro]
Nov 2025
FLUX.2 [max]
Dec 2025
FLUX.2 [klein] 9B
Jan 2026
Image Editing

Selective Object Swap

3/4 · 12 takes
Image Editing

Selective Object Swap

Edit instruction
“Swap the positions of the blue and yellow blocks”
View full challenge
Edited result
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4
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4
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4
No entry yet
Image Editing

Night Sky Transformation

3/4 · 9 takes
Image Editing

Night Sky Transformation

Edit instruction
“Change the scene to night: a deep, dark sky with subtle, glistening stars visible behind the mountain.”
View full challenge
Edited result
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Before After
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3
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3
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3
No entry yet
Image Editing

Man and Car in California

3/4 · 9 takes
Image Editing

Man and Car in California

Edit instruction
“Make a photo of the man driving the car down the California coastline”
View full challenge
3
3
3
No entry yet
Image Editing

Pose & Character Mashup

2/4 · 6 takes
Image Editing

Pose & Character Mashup

This prompt is challenging because it forces models to do two hard things at once: accurately transfer complex body poses and joint angles from Image 1 while strictly preserving the exact face, identity, and clothing style from Image 2. Most models struggle with unnatural limb distortions, identity blending, incorrect fabric behavior on the new pose, and mismatched lighting, making it a strong test of advanced spatial reasoning and character consistency.

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.”
Judged on
  • Pose Accuracy
  • Character Consistency
  • Correct Anatomy
  • Lighting Match
View full challenge
No entry yet
No entry yet
3
3
Image Editing

Golden Hour Stroll

2/4 · 6 takes
Image Editing

Golden Hour Stroll

Edit instruction
“Add dynamic motion to this photo: make hair blow in the wind, add leaves flying, energetic and lively feel.”
View full challenge
No entry yet
Edited result
Original image
Before After
Edited result
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3
Edited result
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3
No entry yet
Image Editing

Neutral Expression to Genuine Smile

2/4 · 6 takes
Image Editing

Neutral Expression to Genuine Smile

Edit instruction
{
  "action": "image_edit",
  "reference": "uploaded neutral portrait",
  "change": "Warm genuine Duchenne smile: lips curved up, slight natural teeth, soft eye crinkles, subtle cheek raise",
  "details": "Realistic smiling skin (dimples if present, soft cheek shadows), slightly brighter eyes; keep exact eye shape/color/iris",
  "preserve_exact": "Face identity/structure, eyes/nose/lips/eyebrows, hair, skin texture/pores/freckles, makeup, clothing, head pose, background, lighting, shadows, framing",
  "no_changes": "No face shape change, no new features, no gaze shift, no hair/clothing/lighting/background edits",
  "style": "Ultra-photorealistic 8K portrait, sharp face focus, natural soft lighting, realistic skin glow"
}
Judged on
  • Identity preserved
  • Natural smile
  • No geometry changes
View full challenge
No entry yet
Edited result
Original image
Before After
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3
Edited result
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3
No entry yet
Image Editing

Studio Ghibli Anime Style

2/4 · 6 takes
Image Editing

Studio Ghibli Anime Style

Edit instruction
“Transform this photo into a Studio Ghibli–inspired illustration. Use soft pastel colors, hand-painted textures, gentle lighting, dreamy backgrounds, and a warm, nostalgic mood”
View full challenge
No entry yet
3
3
No entry yet
Image Editing

Over-the-top cartoon caricature

2/4 · 6 takes
Image Editing

Over-the-top cartoon caricature

Edit instruction
“Create a caricature of me and my job. Make it exaggerated and humorous, incorporating my profession as a tv show anchor and my love for dogs and hockey.”
View full challenge
No entry yet
3
3
No entry yet