Juggernaut-XL-Lightning

<div align="center"> <a href="https://www.rundiffusion.com/juggernaut?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=header_banner"> <img src="https://huggingface.co/RunDiffusion/Juggernaut-XL-Lightning/resolve/main/assets/Juggernaut_Banner.webp" alt="Juggernaut — by RunDiffusion" /> </a> <h1>Juggernaut XL Lightning by RunDiffusion</h1> <p><i>Juggernaut quality at SDXL Lightning speed — 5–7 steps, photo-grade output.</i></p> <p> <a href="https://app.rundiffusion.com/login?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=hero_cta"><img alt="Try Juggernaut Lightning — Free" src="https://img.shields.io/badge/%E2%96%B6%20Try%20Juggernaut%20Lightning%20%E2%80%94%20Free-7C3AED?style=for-the-badge&labelColor=7C3AED"></a> </p> <p> <a href="https://www.rundiffusion.com/prompting?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=prompting_resource"><img alt="Prompting Guides" src="https://img.shields.io/badge/%F0%9F%93%96%20Prompting%20Guides-1f1f23?style=for-the-badge"></a>&nbsp;<a href="https://www.rundiffusion.com/juggernaut?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=lineup_compare"><img alt="Compare the Lineup" src="https://img.shields.io/badge/Compare%20the%20Lineup-1971c2?style=for-the-badge&labelColor=1f1f23"></a>&nbsp;<img alt="5-7 steps" src="https://img.shields.io/badge/Inference-5%E2%80%937%20steps-EAB308?style=for-the-badge&labelColor=1f1f23">&nbsp;<img alt="License: CreativeML Open RAIL-M" src="https://img.shields.io/badge/License-OpenRAIL--M-2ea44f?style=for-the-badge"> </p> </div>

Juggernaut XL Lightning is the speed-optimized member of the Juggernaut family — built on SDXL Lightning distillation, it produces photo-grade Juggernaut output in just 5–7 inference steps instead of the usual 30–40. Same aesthetic, ~5× faster, ideal for batch generation, real-time iteration, and live demos.

When to Use It

• ⚡ Batch generation — render hundreds of variations in the time you'd usually generate a few.
• 🔁 Real-time iteration — preview prompt changes in seconds, not minutes.
• 💻 Lower-end hardware — fewer steps means lower VRAM pressure during inference.
• 🎤 Live demos and showcases — instant turnaround when latency is the bottleneck.

If you need the very best per-image quality and don't mind the wait, use Juggernaut XL v9 instead — full-step inference holds slightly more detail.

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<div align="center"> <h3>⚡ Want speed without setup? Run Lightning on RunDiffusion.</h3> <p>Pre-loaded with the right scheduler, sampler, and CFG. <b>No installs. No GPU rental.</b></p>

<a href="https://app.rundiffusion.com/login?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=midpage_cta"><img alt="Launch on RunDiffusion" src="https://img.shields.io/badge/%E2%96%B6%20Launch%20on%20RunDiffusion-7C3AED?style=for-the-badge&labelColor=7C3AED"></a>

<p><i>Pre-loaded into ComfyUI · Forge · Automatic1111 · Fooocus · InvokeAI · SwarmUI</i></p> </div>

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Recommended Settings

These are different from standard Juggernaut. Lightning needs fewer steps and lower CFG.

Standard Juggernaut prompts work as-is. Don't adjust your prompt for Lightning — just adjust the sampler, steps, and CFG.

📖 Want to go deeper on prompting? See the RunDiffusion prompting library. Free to read, no signup.

Two Ways to Run Juggernaut XL Lightning

🚀 Easiest — Run it on RunDiffusion (recommended)

One-click access inside ComfyUI, Forge, Automatic1111, Fooocus, InvokeAI, or SwarmUI. Free trial included, plus access to every other Juggernaut model on the same account.

<div align="center"> <a href="https://app.rundiffusion.com/login?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=quickstart_try"><img alt="Get Started Free" src="https://img.shields.io/badge/Get%20Started%20Free%20%E2%86%92-7C3AED?style=for-the-badge&labelColor=7C3AED"></a> </div>

💻 Or run it locally — Diffusers

import torch
from diffusers import DiffusionPipeline, DPMSolverSinglestepScheduler

pipe = DiffusionPipeline.from_pretrained(
    "RunDiffusion/Juggernaut-XL-Lightning",
    torch_dtype=torch.float16,
    use_safetensors=True,
).to("cuda")

# DPM++ SDE Karras
pipe.scheduler = DPMSolverSinglestepScheduler.from_config(
    pipe.scheduler.config, use_karras_sigmas=True
)

prompt = "Cinematic mid shot photo of an astronaut walking through a neon-lit Tokyo alley at night, hyperdetailed photography, skin details, shallow depth of field"

image = pipe(prompt, width=1024, height=1024, num_inference_steps=6, guidance_scale=1.8).images[0]
image.save("juggernaut_xl_lightning.png")

For ComfyUI / Forge / InvokeAI / SwarmUI: download the single-file checkpoint and drop it into your models/checkpoints/ directory.

The Rest of the Family

Commercial Use

This model may not be deployed behind paid API services without explicit licensing. For commercial licensing, custom models, business inquiries, or consultation, contact [email protected].

You are free to use this model for personal and creative work under the terms of the CreativeML Open RAIL-M license.

Credits

Juggernaut XL Lightning was created by KandooAI in collaboration with RunDiffusion, distilled on top of SDXL Lightning.

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<div align="center"> <h3>Ready to generate at speed?</h3> <p>Juggernaut Lightning is one click away — no setup, no GPU rental, no model downloads.</p>

<a href="https://app.rundiffusion.com/login?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=footer_cta"><img alt="Try Juggernaut Lightning — Free" src="https://img.shields.io/badge/%E2%96%B6%20Try%20Juggernaut%20Lightning%20%E2%80%94%20Free-7C3AED?style=for-the-badge&labelColor=7C3AED"></a>

<p>_{<a href="https://www.rundiffusion.com/juggernaut?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=footer_lineup">Compare the full Juggernaut lineup</a> · <a href="https://www.rundiffusion.com/prompting?utm_source=huggingface&utm_medium=model_card&utm_campaign=juggernaut_xl_lightning&utm_content=footer_prompting">Prompting guides</a> · <a href="mailto:[email protected]">Commercial licensing</a>}</p> </div>