Animagine XL 4.0 is an anime-themed generation model fine-tuned from Stable Diffusion XL 1.0. It has been trained on 8.4 million diverse anime-style images for a total of 2650 hours. The model focuses on generating and modifying anime-themed images based on text prompts, supporting various special tags to control different aspects of image generation. Its main advantages include high-quality image generation, rich anime style details, and precise restoration of specific characters and styles. The model was developed by Cagliostro Research Lab and is licensed under CreativeML Open RAIL++-M, allowing for commercial use and modification.