Model reference · open weights
Juggernaut-XL is an open-weight image model from RunDiffusion, listed in the AxForge catalogue. AxForge can bring it up on EU-owned hardware for you on request — with the licence handled where one is required.
About
Juggernaut XL is the most popular SDXL fine-tune in the world. Version 9 — co-developed by KandooAI and RunDiffusion, integrating RunDiffusion Photo v2 — is the proven photorealism workhorse trusted by hundreds of thousands of creators: 6M+ all-time downloads on Hugging Face, 1.5M+ on Civitai, and an Overwhelmingly Positive rating across 7,780+ reviews. Why Juggernaut XL v9 in 2026? The SDXL ecosystem is the single most mature corner of open image generation, and v9 is its most refined photorealism checkpoint. Choose Juggernaut XL v9 when you want: - 📸 Photorealism that holds up under scrutiny — skin texture, micro-contrast, and natural lighting that translates from concept to print. - 💻 Reasonable hardware — runs comfortably on 8 GB of VRAM, unlike newer DiT-based models that demand 16+ GB. - 🧰 The full SDXL toolbox — drop-in compatibility with the thousands of SDXL ControlNets, IP-Adapter variants, AnimateDiff, regional prompting tools, and LoRAs already in your workflow. - 🏆 Battle-tested reliability — 26+ months in production, used in agencies, studios, and shipping products around the world. For experimental and frontier work, see the rest of the Juggernaut family. For SDXL photorealism, this is the king of the hill. What V9 Brought Over V8 - RunDiffusion Photo v2 integration — a substantial upgrade to the photographic backbone of the model - Improved skin detail and micro-texture rendering - Stronger lighting and contrast control - Better consistency across portrait, architecture, automotive, wildlife, food, interior, and landscape photography Two Ways to Run Juggernaut XL v9 🚀 Easiest — Run it on RunDiffusion (recommended) One-click access to Juggernaut XL v9 inside the UI you already know — ComfyUI, Forge, Automatic1111, Fooocus, InvokeAI, or SwarmUI. No setup, no model downloads, no GPU to rent. Free trial included. 💻 Or run it locally — Diffusers For ComfyUI / Forge / InvokeAI / SwarmUI: download Juggernaut-XLv9RunDiffusionPhotov2.safetensors and drop it into your models/checkpoints/ directory. Recommended Settings Negative prompts: start with none. Add specific things you don't want as you iterate. Heavy negatives often hurt more than they help on thi
Summarised from the published model card. Read the full card on the HuggingFace links below.
Specifications
| Maker | RunDiffusion |
|---|---|
| Type | Image models |
| Variants | 1 |
| Runs with | diffusers |
| Based on | stabilityai/stable-diffusion-xl-base-1.0 |
| Released | 2024-02-18 |
| Popularity | 413k downloads / month |
| Likes | 418 |
| Licence | Open weights |
How it works
Variants
Open weights ship in several sizes and precisions. One page, all the variants — pick the one that fits your GPU. VRAM figures are estimates from model size.
| Variant | Params | Precision | VRAM | Fits 16 GB | Weights |
|---|---|---|---|---|---|
| Juggernaut-XL-v9 | — | BF16 | — | — | Weights ↗ |
Using it via the API
Once AxForge deploys juggernaut-xl for you, it answers on the OpenAI-compatible API — the same base URL and keys as every other model. (juggernaut-xl below is illustrative; you get the exact model name on deployment.)
$ curl -sS https://api.axforge.ai/v1/images/generations \
-H "Authorization: Bearer $AXFORGE_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model":"juggernaut-xl","prompt":"a red bicycle","size":"1024x1024"}'
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Licence
Open weights under creativeml-openrail-m — commercial use is permitted. Deploy it on AxForge EU hardware on request. Read the licence ↗