{
  lib,
  fetchurl,
  runCommand,
}:

let
  zImageTurbo = fetchurl {
    url = "https://huggingface.co/leejet/Z-Image-Turbo-GGUF/resolve/main/z_image_turbo-Q4_K.gguf";
    hash = "sha256-FLN1q08ia8U3j2jzfome88IkK4VB5h4rwa/0CXYIb70=";
    name = "z-image-turbo-Q4_K.gguf";
  };

  vae = fetchurl {
    url = "https://huggingface.co/Comfy-Org/z_image_turbo/resolve/main/split_files/vae/ae.safetensors";
    hash = "sha256-r8jignLNFds5GbrNtpGM6cHtIulssSxNXtD7qCNSnjg=";
    name = "ae.safetensors";
  };

  qwen3TextEncoder = fetchurl {
    url = "https://huggingface.co/unsloth/Qwen3-4B-Instruct-2507-GGUF/resolve/main/Qwen3-4B-Instruct-2507-Q4_K_M.gguf";
    hash = "sha256-NgWAO5gstkrq1E9sGyrjbjrNtB2ORsipTGUzvExn5Zc=";
    name = "Qwen3-4B-Instruct-2507-Q4_K_M.gguf";
  };
in
runCommand "z-image-models"
  {
    version = "1.0.0";
    meta = {
      description = "Z-Image-Turbo models for stable-diffusion.cpp";
      homepage = "https://github.com/leejet/stable-diffusion.cpp/blob/master/docs/z_image.md";
      license = lib.licenses.asl20;
      platforms = lib.platforms.all;
    };
  }
  ''
    mkdir -p $out/models
    ln -s ${zImageTurbo} $out/models/z-image-turbo-Q4_K.gguf
    ln -s ${vae} $out/models/ae.safetensors
    ln -s ${qwen3TextEncoder} $out/models/Qwen3-4B-Instruct-2507-Q4_K_M.gguf
  ''