comfyui-extras/example_workflows/simple-upscale-production-v1.json

{
  "last_node_id": 6,
  "last_link_id": 5,
  "nodes": [
    {
      "id": 1,
      "type": "LoadImage",
      "pos": [50, 100],
      "size": [350, 100],
      "flags": {},
      "order": 0,
      "mode": 0,
      "outputs": [
        {
          "name": "IMAGE",
          "type": "IMAGE",
          "links": [1],
          "slot_index": 0
        },
        {
          "name": "MASK",
          "type": "MASK",
          "links": null,
          "slot_index": 1
        }
      ],
      "properties": {
        "Node name for S&R": "LoadImage"
      },
      "widgets_values": ["input_image.png", "image"],
      "title": "API Input Image"
    },
    {
      "id": 2,
      "type": "UpscaleModelLoader",
      "pos": [50, 400],
      "size": [350, 100],
      "flags": {},
      "order": 1,
      "mode": 0,
      "outputs": [
        {
          "name": "UPSCALE_MODEL",
          "type": "UPSCALE_MODEL",
          "links": [2],
          "slot_index": 0
        }
      ],
      "properties": {
        "Node name for S&R": "UpscaleModelLoader"
      },
      "widgets_values": ["RealESRGAN_x4.pth"],
      "title": "Upscale Model Loader"
    },
    {
      "id": 3,
      "type": "ImageUpscaleWithModel",
      "pos": [450, 100],
      "size": [315, 100],
      "flags": {},
      "order": 2,
      "mode": 0,
      "inputs": [
        {
          "name": "upscale_model",
          "type": "UPSCALE_MODEL",
          "link": 2
        },
        {
          "name": "image",
          "type": "IMAGE",
          "link": 1
        }
      ],
      "outputs": [
        {
          "name": "IMAGE",
          "type": "IMAGE",
          "links": [3],
          "slot_index": 0
        }
      ],
      "properties": {
        "Node name for S&R": "ImageUpscaleWithModel"
      },
      "title": "Upscale with Model (4x)"
    },
    {
      "id": 4,
      "type": "ImageScaleBy",
      "pos": [800, 100],
      "size": [315, 100],
      "flags": {},
      "order": 3,
      "mode": 0,
      "inputs": [
        {
          "name": "image",
          "type": "IMAGE",
          "link": 3
        }
      ],
      "outputs": [
        {
          "name": "IMAGE",
          "type": "IMAGE",
          "links": [4, 5],
          "slot_index": 0
        }
      ],
      "properties": {
        "Node name for S&R": "ImageScaleBy"
      },
      "widgets_values": ["lanczos", 0.5],
      "title": "Optional Downscale to 2x"
    },
    {
      "id": 5,
      "type": "PreviewImage",
      "pos": [1150, 100],
      "size": [315, 100],
      "flags": {},
      "order": 4,
      "mode": 0,
      "inputs": [
        {
          "name": "images",
          "type": "IMAGE",
          "link": 4
        }
      ],
      "properties": {
        "Node name for S&R": "PreviewImage"
      },
      "title": "Preview Output"
    },
    {
      "id": 6,
      "type": "SaveImage",
      "pos": [1150, 400],
      "size": [315, 100],
      "flags": {},
      "order": 5,
      "mode": 0,
      "inputs": [
        {
          "name": "images",
          "type": "IMAGE",
          "link": 5
        }
      ],
      "properties": {
        "Node name for S&R": "SaveImage"
      },
      "widgets_values": ["simple_upscale_output"],
      "title": "API Image Output"
    }
  ],
  "links": [
    [1, 1, 0, 3, 1, "IMAGE"],
    [2, 2, 0, 3, 0, "UPSCALE_MODEL"],
    [3, 3, 0, 4, 0, "IMAGE"],
    [4, 4, 0, 5, 0, "IMAGE"],
    [5, 4, 0, 6, 0, "IMAGE"]
  ],
  "groups": [],
  "config": {},
  "extra": {
    "workflow_info": {
      "name": "Simple Upscale Production",
      "version": "1.0.0",
      "description": "Fast, straightforward upscaling using RealESRGAN. No diffusion refinement, optimized for speed.",
      "category": "upscaling",
      "tags": ["simple-upscale", "fast", "realesrgan", "production"],
      "requirements": {
        "models": ["RealESRGAN"],
        "custom_nodes": [],
        "vram_min": "8GB"
      },
      "parameters": {
        "input_image": {
          "node_id": 1,
          "type": "image",
          "required": true
        },
        "model": {
          "node_id": 2,
          "type": "string",
          "default": "RealESRGAN_x4.pth",
          "options": ["RealESRGAN_x2.pth", "RealESRGAN_x4.pth"]
        },
        "final_scale": {
          "node_id": 4,
          "widget_index": 1,
          "type": "float",
          "default": 0.5,
          "description": "Scale factor after 4x upscale (0.5 = final 2x, 1.0 = keep 4x)"
        }
      },
      "performance": {
        "avg_generation_time": "5-15 seconds",
        "vram_usage": "~6-8GB"
      }
    }
  },
  "version": 0.4
}