Maintainer: DeepFloyd

Total Score


Last updated 4/28/2024


Model LinkView on HuggingFace
API SpecView on HuggingFace
Github LinkNo Github link provided
Paper LinkNo paper link provided

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Model overview

IF-I-XL-v1.0 is a pixel-based text-to-image triple-cascaded diffusion model developed by DeepFloyd. It can generate images with new state-of-the-art for photorealism and language understanding. The model outperforms current state-of-the-art models, achieving a zero-shot FID-30K score of 6.66 on the COCO dataset.

The model is modular, composed of a frozen text encoder based on the T5 transformer and three pixel-based cascaded diffusion modules that generate images of increasing resolution: 64x64, 256x256, and 1024x1024. The model leverages cross-attention and attention-pooling to enhance the UNet architecture.

Similar models include Stable Diffusion XL Refiner 1.0 and Stable Diffusion x4 Upscaler, which also use cascaded diffusion techniques for high-quality image generation.

Model inputs and outputs


  • Text prompt: A natural language description of the desired image.


  • Image: A photorealistic image generated from the input text prompt, with resolutions up to 1024x1024.


IF-I-XL-v1.0 can generate highly detailed and realistic images from text prompts, outperforming previous state-of-the-art text-to-image models. The model's strong language understanding and multi-stage diffusion architecture allow it to produce images with unprecedented photorealism.

What can I use it for?

The IF-I-XL-v1.0 model can be used for a variety of applications where high-quality, photorealistic image generation from text is required. This includes:

  • Content creation: Generating images for digital art, illustrations, product design, and more.
  • Prototyping and visualization: Quickly creating visual concepts and ideas based on textual descriptions.
  • Educational and creative tools: Aiding in the development of interactive learning experiences and creative applications.

The model is available through the Hugging Face diffusers library, which provides a user-friendly interface for running the model locally.

Things to try

One key aspect of IF-I-XL-v1.0 is its ability to produce high-resolution, photorealistic images. Try experimenting with prompts that require detailed, realistic renderings, such as specific scenes, objects, or characters. The model's multi-stage diffusion architecture allows it to generate images at a variety of resolutions, so you can explore the model's capabilities at different output sizes.

Additionally, the model's strong language understanding can be leveraged to generate images that capture complex, nuanced descriptions. Try using detailed, specific prompts and observe how the model translates the textual information into a visually coherent result.

This summary was produced with help from an AI and may contain inaccuracies - check out the links to read the original source documents!

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