---
library_name: diffusers
license: other
license_name: research-use
tags:
  - object-detection
  - bounding-boxes
  - grounding
  - diffusion
  - synthetic-data
---

# boxnet-xl

SDXL-based UNet fine-tuned for grounded image generation.

Released by [Breakpoint AI](https://huggingface.co/BreakpointAI) as part of open-sourcing the company's research
artifacts.

| | |
|---|---|
| Training data | [`BreakpointAI/breakpoint-grounding-55m`](https://huggingface.co/datasets/BreakpointAI/breakpoint-grounding-55m) |
| Checkpoint step | 260,000 |
| Training run | [W&B](https://wandb.ai/diffusionexp/train_boxnetXL/runs/2y28bu1x) |

## Contents

| Path | Size | What it is |
|---|---|---|
| `unet/` | 7.7 GB | SDXL UNet weights |

**Inference weights only.** Optimizer, LR scheduler, RNG and dataloader state were not
uploaded, so this checkpoint cannot be used to resume training.

## Citation

```bibtex
@misc{breakpoint_boxnet_xl,
  title  = {boxnet-xl},
  author = {Wang, Franklin and Zhong, Desmond and Murdoch, Jamie},
  year   = {2026},
  url    = {https://huggingface.co/BreakpointAI/boxnet-xl}
}
```