{
  "1": {
    "class_type": "UNETLoader",
    "inputs": {
      "unet_name": "z_image_turbo_bf16.safetensors",
      "weight_dtype": "default"
    }
  },
  "2": {
    "class_type": "CLIPLoader",
    "inputs": {
      "clip_name": "qwen_3_4b.safetensors",
      "type": "qwen_image"
    }
  },
  "3": {
    "class_type": "VAELoader",
    "inputs": {
      "vae_name": "ae.safetensors"
    }
  },
  "4": {
    "class_type": "CLIPTextEncode",
    "inputs": {
      "text": "a small red toy robot on a wooden table, product photo, studio lighting, sharp focus",
      "clip": [
        "2",
        0
      ]
    }
  },
  "5": {
    "class_type": "CLIPTextEncode",
    "inputs": {
      "text": "text, watermark, blurry, low quality",
      "clip": [
        "2",
        0
      ]
    }
  },
  "6": {
    "class_type": "EmptyLatentImage",
    "inputs": {
      "width": 768,
      "height": 768,
      "batch_size": 1
    }
  },
  "7": {
    "class_type": "KSampler",
    "inputs": {
      "model": [
        "1",
        0
      ],
      "positive": [
        "4",
        0
      ],
      "negative": [
        "5",
        0
      ],
      "latent_image": [
        "6",
        0
      ],
      "seed": 42,
      "steps": 8,
      "cfg": 1.0,
      "sampler_name": "res_multistep",
      "scheduler": "simple",
      "denoise": 1.0
    }
  },
  "8": {
    "class_type": "VAEDecode",
    "inputs": {
      "samples": [
        "7",
        0
      ],
      "vae": [
        "3",
        0
      ]
    }
  },
  "9": {
    "class_type": "SaveImage",
    "inputs": {
      "images": [
        "8",
        0
      ],
      "filename_prefix": "upscale-workflow-base"
    }
  },
  "10": {
    "class_type": "UpscaleModelLoader",
    "inputs": {
      "model_name": "RealESRGAN_x4.pth"
    }
  },
  "11": {
    "class_type": "UltimateSDUpscale",
    "inputs": {
      "image": [
        "8",
        0
      ],
      "model": [
        "1",
        0
      ],
      "positive": [
        "4",
        0
      ],
      "negative": [
        "5",
        0
      ],
      "vae": [
        "3",
        0
      ],
      "upscale_by": 2,
      "seed": 42,
      "steps": 8,
      "cfg": 1.0,
      "sampler_name": "res_multistep",
      "scheduler": "simple",
      "denoise": 0.35,
      "upscale_model": [
        "10",
        0
      ],
      "mode_type": "Chess",
      "tile_width": 512,
      "tile_height": 512,
      "mask_blur": 8,
      "tile_padding": 32,
      "seam_fix_mode": "Band Pass",
      "seam_fix_denoise": 0.35,
      "seam_fix_width": 64,
      "seam_fix_mask_blur": 8,
      "seam_fix_padding": 16,
      "force_uniform_tiles": true,
      "tiled_decode": true,
      "batch_size": 1
    }
  },
  "12": {
    "class_type": "SaveImage",
    "inputs": {
      "images": [
        "11",
        0
      ],
      "filename_prefix": "upscale-workflow-final-4k"
    }
  }
}