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FLUX.3 Image Klein

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FLUX.3 Image Klein is an open-weights image model from Black Forest Labs, released October 2026. Licence: flux-kommunity.

Catalogue identity notes

5.6B image transformer plus Qwen3-VL-4B encoder and separate prompt processing. Gated open weights; licence has commercial eligibility conditions. No quality measurement or memory requirement inferred from component size.

Model information sources

Release date ↗

No comparable score yet. No reviewed benchmark results yet.

$ how it compares

Scored image models released closest to FLUX.3 Image Klein, out of 197 with a score, then more from Black Forest Labs.

#modelscorewhereRAMreleased
1GPT Image 2.5 Sunburst OpenAI92±2api $0.013/image2026-09
2GPT Image 2.5 Flare OpenAI88±2api $0.013/image2026-09
5Nano Banana 2.1 Google81±2api $0.034/image2026-10
18Qwen-Image-2.1 Alibaba69±2local~12GB2026-09
67Recraft V4.1 Flash Recraft57±3api $0.0070/image2026-09
more from Black Forest Labs
32FLUX.2 [max] Black Forest Labs64±1api $0.070/image2025-12
35FLUX.2 [pro] Black Forest Labs63±2api $0.030/image2025-11
37FLUX.2 [flex] Black Forest Labs62±2api $0.050/image2025-11

see all image models · find the ones that fit your machine

$ where to run it

Through an API

api · price unknown · bfl.ai ↗

Official weights and documentation: huggingface.co/black-forest-labs ↗

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Update model informationAdd a place to run itAdd a test resultPropose a benchmarkCorrect a benchmark scoreEdit data on GitHub

Use a short GitHub form or edit the data through a pull request. Every number needs a source; here's which ones we can use.

data updated · sources and licences · json