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Black Forest Labs releases open-weight FLUX.3 Klein image model

Black Forest Labs has released FLUX.3 Klein, a 5.6B open-weights model for text-to-image generation and editing, on Hugging Face. The model features Day-0 support in Diffusers and native integration in ComfyUI.

Read the full story at Hugging Face Blog ↗

Timeline · 13 reports

  1. 2026-10-16 01:21 · r/StableDiffusion
    Flux 2 Klein Vs Flux 3 Klein
  2. 2026-10-15 20:50 · r/comfyui
    Flux.3 Image Klein (NVFP4) Tests: Moonlit Sorceress, Cafe Rain, Cherry Blossom Sword etc.
  3. 2026-10-15 18:56 · r/StableDiffusion
    Flux 3 Klein as edit model
  4. 2026-10-15 18:14 · r/LocalLLaMA
    FLUX.3 Image Klein just got weights published on hugging face
  5. 2026-10-15 18:06 · r/comfyui
    FLUX 3 Image Klein (5.6B, open weights) is now natively supported in ComfyUI
  6. 2026-10-15 17:38 · r/LocalLLaMA
    Flux.3 Image Klein is now out
  7. 2026-10-15 15:36 · r/huggingface
    FLUX.3 Klein Image out on hugging face
  8. 2026-10-15 15:36 · r/StableDiffusion
    FLUX.3 Klein Image out on hugging face
  9. 2026-10-15 15:18 · r/StableDiffusion
    FLUX 3 Image Open Weights is released
  10. 2026-10-15 15:15 · Unite.AI
    New 5.6B-Parameter FLUX 3 Image Klein Debuts as Open-Weights Release
  11. 2026-10-15 15:14 · r/StableDiffusion
    FLUX 3 Image Klein: Open weights image generation and editing
  12. 2026-10-15 15:14 · r/StableDiffusion
    Flux 3 Klein is out
  13. 2026-10-15 00:00 · Hugging Face Blog
    Welcome FLUX.3 Image Klein in Diffusers

More stories

  1. Flux 3 VS Krea 2 + Edit lora — r/StableDiffusion
  2. Hugging Face details 2.8 trillion token Indic pretraining pipeline — Hugging Face Blog
  3. Granite Switch 4.1 offers chat, decisions, and speech in one endpoint — Hugging Face Blog
  4. Not to get anyone's hopes too high but it seems more than likely that Flux 3 Klein 5.6b is an upgrade from the old 4b and is the precursor to a 10b model release. — r/StableDiffusion
  5. BERT's tokenizer bottleneck was hiding before WordPiece — DEV Community — Machine Learning
  6. Darwin-27B-ZTC-v5 Tops the Typed Decisions Leaderboard with a 0.81 Accuracy Score — DEV Community — Machine Learning
  7. Black Forest Labs' open-weights image model FLUX 3 Image Klein runs on consumer GPUs with just 8 GB of VRAM — The Decoder
  8. Anthropic taps nonprofits METR and SecureBio to help assess risks and safety practices — CNBC Technology

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