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Unified Multimodal Image Generation & Editing
A lightweight 5B-parameter unified multimodal model supporting general image generation, general image editing, reasoning image generation, reasoning image editing, and text rendering, all in a single model
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What it does
DeepGen 1.0 is a unified multimodal image generation and editing model built on a hybrid VLM + DiT (Diffusion Transformer) architecture. With only 5B parameters (3B VLM + 2B DiT), it integrates five core capabilities in a single model while remaining competitive with or surpassing models 3× to 16× larger. The model is designed to demonstrate that massive scaling is not the only path to high-performance multimodal generation.
Problem it solves
- Lightweight efficiency – Achieves state-of-the-art performance at just 5B parameters, far smaller than comparable unified models (e.g., BAGEL at 14B, Hunyuan-Image-3.0 at 80B)
- Unified capabilities – Combines generation, editing, reasoning generation, reasoning editing, and text rendering in one model, eliminating the need for separate specialized models
- Semantic understanding – Overcomes limitations of lightweight models via Stacked Channel Bridging (SCB), enabling fine-grained semantic control
- Reasoning-aware generation – Supports complex, knowledge-intensive prompts that require multi-step reasoning before generating or editing an image
- Creative workflows – Suitable for design, content creation, and multimodal applications requiring both generation and editing
Input/Output
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- Input:
- Text-to-image: Natural language text prompt describing the desired image
- Image-to-image: One or more reference images + a text instruction for editing or transformation
- Supports: general editing, style transfer, reasoning-based editing, identity preservation
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- Options:
- Diffusion steps (10 - 50): Diffusion steps control how many refinement iterations the model uses to generate an image (default: 50)
- Random seed
- Output image height & width (default: 512×512)
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- Output: Generated or edited image
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Accuracy & Speed
General Image Generation:
| Benchmark |
Score |
Rank |
| Geneval ↑ |
0.87 |
🥈 among open-source models |
| DPGBench ↑ |
87.90 |
🥈 among open-source models |
| UniGenBench ↑ |
75.74 |
🥈 among open-source models |
General Image Editing:
| Benchmark |
Score |
Rank |
| GEdit-EN ↑ |
7.17 |
🥉 among open-source models |
| ImgEdit ↑ |
4.14 |
🥉 among open-source models |