The filename refers to a specific version of the PFG (Protogen-Friendly Generation) model , which is an early checkpoint based on Stable Diffusion 1.5 .
Works natively in common WebUIs like Automatic1111 , ComfyUI , and Forge . How to use it PFG 1.11.ckpt
Suggest (like SDXL or Pony) that have replaced PFG in the current meta What's your experience level with Stable Diffusion so far? The filename refers to a specific version of
Since it is based on SD 1.5, its "sweet spot" is 512x512 or 512x768 before using Hires.fix. 💡 Pro Tip Since it is based on SD 1
If you are still using files, consider converting them to .safetensors . Safetensors are safer to download (no malicious code execution) and often load faster in modern software like Automatic1111 or ComfyUI . If you'd like, I can help you: Find the best negative prompts for this model Explain how to install it in your specific AI software