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工作流 / 图像 / FLUX.2 [Klein] 4B: 文生图
FLUX.2 [Klein] 4B: 文生图

FLUX.2 [Klein] 4B: 文生图

FLUX.2 [Klein] 4B: Text to Image

BFL 蒸馏模型。亚秒级速度下的卓越画质，非常适合实时生成且保证质量。市场推广将聚焦该模型。

图像 6 个节点 94 次使用 ComfyUI ≥ 0.9.2 ComfyUI 68 KB

下载工作流 JSON 查看官方来源

下载后把文件拖进 ComfyUI 窗口即可打开。

需要的权重

这个工作流引用了 4 个权重文件，其中 4 个能在本站模型库里找到。

flux-2-klein-4b.safetensors 在模型库查看
flux-2-klein-base-4b.safetensors 在模型库查看
flux2-vae.safetensors 在模型库查看
qwen_3_4b.safetensors 在模型库查看

节点构成

SaveImage × 2
MarkdownNote × 1
PrimitiveStringMultiline × 1
7b34ab90-36f9-45ba-a665-71d418f0df18 × 1
a67caa28-5f85-4917-8396-36004960dd30 × 1

官方标注的模型

FLUXFLUX.2 Klein

工作流 JSON

和上面「下载工作流 JSON」是同一份文件。

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101 "Guide: [Subgraph](https://docs.comfy.org/interface/features/subgraph)\n\n## Model links (for local users)\n\n- [Hugging Face:Comfy-Org/flux2-klein-4B](https://huggingface.co/Comfy-Org/flux2-klein-4B)\n- [Hugging Face:Comfy-Org/flux2-dev](https://huggingface.co/Comfy-Org/flux2-dev)\n\n**ModelScope mirrors** (alternative repo location)\n\n- [ModelScope:Comfy-Org/flux2-klein-4B](https://modelscope.cn/models/Comfy-Org/flux2-klein-4B)\n- [ModelScope:Comfy-Org/flux2-dev](https://modelscope.cn/models/Comfy-Org/flux2-dev)\n\n**text_encoders**\n\n- [qwen_3_4b.safetensors](https://huggingface.co/Comfy-Org/flux2-klein/resolve/main/split_files/text_encoders/qwen_3_4b.safetensors) (7.49 GB)\n\n**diffusion_models**\n\n- [flux-2-klein-base-4b.safetensors](https://huggingface.co/Comfy-Org/flux2-klein/resolve/main/split_files/diffusion_models/flux-2-klein-base-4b.safetensors) (7.22 GB)\n- [flux-2-klein-4b.safetensors](https://huggingface.co/Comfy-Org/flux2-klein/resolve/main/split_files/diffusion_models/flux-2-klein-4b.safetensors) (7.22 GB)\n\n**vae**\n\n- [flux2-vae.safetensors](https://huggingface.co/Comfy-Org/flux2-dev/resolve/main/split_files/vae/flux2-vae.safetensors) (320.6 MB)\n\nModel Storage Location\n\n```\n📂 ComfyUI/\n├── 📂 models/\n│ ├── 📂 text_encoders/\n│ │ └── qwen_3_4b.safetensors\n│ ├── 📂 diffusion_models/\n│ │ ├── flux-2-klein-base-4b.safetensors\n│ │ └── flux-2-klein-4b.safetensors\n│ └── 📂 vae/\n│ └── flux2-vae.safetensors\n```\n\n## Report issue\n\nNote: please update ComfyUI first ([guide](https://docs.comfy.org/installation/update_comfyui)) and prepare the required models. Desktop/Cloud will be updated after the stable release; nightly-supported models may not be included yet, please wait for the next stable release.\n\n- Cannot run / runtime errors: [ComfyUI/issues](https://github.com/Comfy-Org/ComfyUI/issues)\n- UI / frontend issues: [ComfyUI_frontend/issues](https://github.com/Comfy-Org/ComfyUI_frontend/issues)\n- Workflow issues: [workflow_templates/issues](https://github.com/Comfy-Org/workflow_templates/issues)\n"
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