Black Forest Labs
Image generation model
FLUX 3 Image Klein
FLUX 3 Image Klein is an open-weights image generation and editing model from Black Forest Labs.
At a glance
- Per image
- $0.008
- Output / 1M
- $1.92
- Image Elo
- Not available
- Editing Elo
- Not available
- Max prompt
- 47K
- Released
- Oct 2026
Pricing
FLUX 3 Image Klein price per image
What one image costs, the underlying API rates, and what bigger batches add up to.
| Cost per imageEstimated, ~1 megapixel (1024×1024) | $0.008 |
|---|---|
| Image outputPer 1M image tokens | $1.92 |
| Tokens per imageFor one ~1MP image | 4,175 |
| Prompt textPer 1M input tokens | Included |
Single image
1 image
$0.008
Social media batch
50 images
$0.40
Product catalog
1,000 images
$8
Specs
Inputs, outputs, and creative controls
What it accepts, what it gives back, and which controls you get.
- Accepts
- Image, Text
- Produces
- Image
- Max prompt length
- 47K tokens
- Reasoning step
- No
- Release date
- October 15, 2026
- Image editingAccepts reference or source images
- Text alongside imagesCan explain or caption what it made
- Thinks before drawingPlans the image with a reasoning step
- Reproducible seedsSame seed, same image
- Temperature controlTrade consistency for variety
Compare
FLUX 3 Image Klein vs other models
See how FLUX 3 Image Klein stacks up head to head on price, benchmarks, and features.
FLUX 3 Image Klein vs Nano Banana 2
Black Forest Labs vs Google
See comparisonFLUX 3 Image Klein vs Seedream 5.0 Flash
Black Forest Labs vs ByteDance Seed
See comparisonFLUX 3 Image Klein vs Nano Banana
Black Forest Labs vs Google
See comparisonFLUX 3 Image Klein vs Seedream 4.5
Black Forest Labs vs ByteDance Seed
See comparisonFLUX 3 Image Klein vs Muse Image
Black Forest Labs vs Meta
See comparisonFLUX 3 Image Klein vs FLUX.2 Pro
Black Forest Labs vs Black Forest Labs
See comparisonAlternatives
FLUX 3 Image Klein alternatives
Similar models worth considering, and where each one has the edge.
Nano Banana 2
Black Forest Labs
FLUX.2 Pro
Nano Banana
Want to learn about other models? Browse all models
FAQ
Frequently asked questions
How much does FLUX 3 Image Klein cost per image?
A standard ~1 megapixel image from FLUX 3 Image Klein costs about $0.008, so 1,000 images come to roughly $8. Larger sizes cost more.
Can FLUX 3 Image Klein edit existing images?
Yes. FLUX 3 Image Klein accepts reference images, so you can upload a photo and ask for changes like a new background, a different style, or added text.
What is the best alternative to FLUX 3 Image Klein?
Nano Banana 2 from Google is a strong alternative. It offers: better at image generation, better at graphic design, better at logos.
Can I use FLUX 3 Image Klein alongside other image models?
Yes. Shortcut Chat sends one prompt to FLUX 3 Image Klein and any other image models you pick at the same time, so you can compare results side by side.
Try FLUX 3 Image Klein next to every other image model.
Use FLUX 3 Image Klein alongside all the other image models. Use one at a time, or multiple together. Get the best image from AI.