Stable Diffusion 3.5 Large is an advanced text-to-image and image-to-image model designed for creators and professionals who need reliable, high-quality visuals at 1 megapixel (1024×1024). With 8.1 billion parameters and support for up to 256-token prompts across three text encoders, it excels at following detailed instructions so you get closer to your intended result on the first try. The model produces photorealistic imagery, illustrations, 3D-style renders, line art, and other aesthetics with fine detail and consistent lighting, color, and anatomy. Practical benefits include faster iteration cycles (especially when using the 3.5 Large Turbo variant) and flexible deployment choices — Large for maximum detail, Turbo for rapid outputs (similar visual quality in far fewer steps), and Medium for lower-resource setups. Typical generation uses 20–30 steps for the standard Large model and as few as 4 steps with Large Turbo, letting teams balance fidelity and throughput. Use cases span digital art and concept design, marketing and social content, fashion and architecture visualization, and synthetic dataset creation for machine learning. The model produces diverse, representative human images out of the box, reducing the need for complex prompting to get varied skin tones and features. Licensing is community-friendly: free for non-commercial use and permitted for smaller commercial entities under the stated limits, with users retaining ownership of generated media. Limitations include higher resource demands compared with smaller models and a learning curve for advanced negative prompting. Overall, Stable Diffusion 3.5 Large offers a strong mix of image quality, prompt fidelity, and practical speed options that make it a versatile choice for professionals and creative teams seeking dependable, production-ready image generation.