Lightning-fast image generation with a Tiny Flux Schnell setup that delivers results in just 3 seconds (on a 4090*). For even higher resolution, the optional UltimateSDUpscale node can be activated—though this may take a bit longer.

To maximize speed, disable the preview feature in the ComfyUI manager.

You can for example render a bunch of images without upscale, then drag back your favorite saved ones into the interface to reload the seed, then you can activate the Upscale and re-run ,)

Sometimes it's nice to go simple, and this schnell model is actually looking very good.

Required Models:

• models\clip\clip_l.safetensors + t5xxl_fp8_e4m3fn.safetensors

• models\unet\flux1-schnell.safetensors

• models\vae\ae.sft

For upscaling, choose your preferred model:

• models\upscale_models\...