RunDiffusion/Juggernaut-XI-Lightning

Juggernaut XI Lightning by RunDiffusion

The latest XI quality at SDXL Lightning speed — 5–7 steps, photo-grade output.

   

Juggernaut XI Lightning is the speed-optimized variant of Juggernaut XI v11 — distilled with SDXL Lightning for 5–7-step inference. All of XI's improvements (sharper hands, faces, better prompt adherence, native text rendering) at ~5× the speed of standard XI.

Inherited from XI v11

• 🎨 Massively improved aesthetics over X / earlier versions
• 🖐️ Better hands, eyes, faces, and overall human anatomy
• 🎯 Stronger prompt adherence
• 🔤 Native text rendering for signage, labels, short phrases
• 💬 Two prompting styles: Natural language or Tagging
• 🖼️ RunDiffusion Photo refinement

What Lightning Adds

• ⚡ 5–7-step inference — generate in a fraction of standard SDXL inference time
• 🔁 Real-time iteration — preview prompt changes in seconds
• 💻 Lower VRAM pressure during inference

If you need the very best per-image quality, use the standard XI v11 instead.

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⚡ Skip the gated download. Try XI Lightning in your browser.

No HF gate. No installs. No GPU rental. Just generate at speed.

Pre-loaded into ComfyUI · Forge · Automatic1111 · Fooocus · InvokeAI · SwarmUI

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Recommended Settings

Lightning needs different settings from standard XI. Steps low, CFG very low.

Parameter	Value
Sampler	DPM++ SDE or DPM++ SDE Karras
Steps	5 – 7
CFG scale	1.5 – 2.0
Resolution	≥ 1024 × 1024 (use SDXL-native sizes)
VAE	Already baked in — no external VAE required

Standard XI prompts work as-is. Just adjust the sampler, steps, and CFG.

📖 Prompting library — free to read.

The Rest of the Family

Model	Best for
Juggernaut XI v11	Standard XI — full-step, maximum detail
Juggernaut XL v9	The flagship SDXL — 6M+ downloads
Juggernaut XL Lightning	v9-base speed variant
Juggernaut Z	Lumina-Image-2 — cinematic, presentation-ready
Juggernaut Pro Flux	FLUX.1 — top-tier photo quality

License & Commercial Use

Juggernaut XI Lightning is released under CC BY-NC-ND 4.0:

• BY — attribute RunDiffusion / KandooAI when sharing output.
• NC — non-commercial use only. Commercial use requires a license.
• ND — no derivatives. You may not redistribute modified versions, fine-tunes, or merges.

This model may not be deployed behind paid API services or hosted on platforms that compete with RunDiffusion.com. For commercial licensing, contact juggernaut@rundiffusion.com.

Credits

Juggernaut XI Lightning was created by KandooAI in collaboration with RunDiffusion, distilled with SDXL Lightning. Photographic backbone by the RunDiffusion Photo team.

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Ready to generate at speed?

Juggernaut XI Lightning — one click away on RunDiffusion. No gate, no setup.

_{Compare the full Juggernaut lineup · Prompting guides · Commercial licensing}