Generate A+ Content Banner

Generate an Amazon A+ Content banner image for book marketing with cover art, title, and branding.

Who this is for

Self-publishing authors and book marketing teams use this recipe to generate Amazon A+ Content banners at the standard 970x600 module size. Compose a book cover image, title text, series name, genre label, and availability badge — ready to upload to Amazon Author Central.

Request
curl -X POST https://api.iterationlayer.com/image-generation/v1/render \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "dimensions": {
      "width": 970,
      "height": 600
    },
    "output_format": "png",
    "layers": [
      {
        "index": 0,
        "type": "gradient",
        "gradient_type": "linear",
        "angle_in_degrees": 135.0,
        "colors": [
          {
            "hex_color": "#1B2838",
            "position": 0.0
          },
          {
            "hex_color": "#2D3A4A",
            "position": 100.0
          }
        ],
        "position": {
          "x": 0.0,
          "y": 0.0
        },
        "dimensions": {
          "width": 970,
          "height": 600
        }
      },
      {
        "index": 1,
        "type": "image",
        "buffer": "<base64-encoded-book-cover>",
        "position": {
          "x": 60.0,
          "y": 60.0
        },
        "dimensions": {
          "width": 320,
          "height": 480
        }
      },
      {
        "index": 2,
        "type": "text",
        "text": "THE ASHWORTH CHRONICLES",
        "font_name": "Montserrat",
        "font_size_in_px": 14,
        "text_color": "#94A3B8",
        "font_weight": "Bold",
        "position": {
          "x": 440.0,
          "y": 80.0
        },
        "dimensions": {
          "width": 480,
          "height": 24
        }
      },
      {
        "index": 3,
        "type": "text",
        "text": "The Long Silence",
        "font_name": "PlayfairDisplay",
        "font_size_in_px": 44,
        "text_color": "#FFFFFF",
        "font_weight": "Bold",
        "position": {
          "x": 440.0,
          "y": 120.0
        },
        "dimensions": {
          "width": 480,
          "height": 110
        }
      },
      {
        "index": 4,
        "type": "text",
        "text": "Elizabeth Ashworth",
        "font_name": "Lora",
        "font_size_in_px": 20,
        "text_color": "#CBD5E1",
        "position": {
          "x": 440.0,
          "y": 250.0
        },
        "dimensions": {
          "width": 480,
          "height": 32
        }
      },
      {
        "index": 5,
        "type": "solid-color",
        "hex_color": "#6C63FF",
        "position": {
          "x": 440.0,
          "y": 320.0
        },
        "dimensions": {
          "width": 120,
          "height": 32
        }
      },
      {
        "index": 6,
        "type": "text",
        "text": "THRILLER",
        "font_name": "Montserrat",
        "font_size_in_px": 12,
        "text_color": "#FFFFFF",
        "font_weight": "Bold",
        "text_align": "center",
        "vertical_align": "center",
        "position": {
          "x": 440.0,
          "y": 320.0
        },
        "dimensions": {
          "width": 120,
          "height": 32
        }
      },
      {
        "index": 7,
        "type": "solid-color",
        "hex_color": "#22C55E",
        "position": {
          "x": 440.0,
          "y": 480.0
        },
        "dimensions": {
          "width": 180,
          "height": 40
        }
      },
      {
        "index": 8,
        "type": "text",
        "text": "Available Now",
        "font_name": "Montserrat",
        "font_size_in_px": 14,
        "text_color": "#FFFFFF",
        "font_weight": "Bold",
        "text_align": "center",
        "vertical_align": "center",
        "position": {
          "x": 440.0,
          "y": 480.0
        },
        "dimensions": {
          "width": 180,
          "height": 40
        }
      }
    ]
  }'
Response
{
  "success": true,
  "data": {
    "buffer": "iVBORw0KGgoAAAANSUhEUgAA...",
    "mime_type": "image/png"
  }
}
Request
import { IterationLayer } from "iterationlayer";
const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });

const result = await client.generateImage({
  dimensions: {
    width_in_px: 970,
    height_in_px: 600,
  },
  output_format: "png",
  layers: [
    {
      index: 0,
      type: "gradient",
      gradient_type: "linear",
      angle_in_degrees: 135.0,
      colors: [
        {
          hex_color: "#1B2838",
          position: 0.0,
        },
        {
          hex_color: "#2D3A4A",
          position: 100.0,
        },
      ],
      position: {
        x: 0.0,
        y: 0.0,
      },
      dimensions: {
        width_in_px: 970,
        height_in_px: 600,
      },
    },
    {
      index: 1,
      type: "image",
      buffer: bookCoverBase64,
      position: {
        x: 60.0,
        y: 60.0,
      },
      dimensions: {
        width_in_px: 320,
        height_in_px: 480,
      },
    },
    {
      index: 2,
      type: "text",
      text: "THE ASHWORTH CHRONICLES",
      font_name: "Montserrat",
      font_size_in_px: 14,
      text_color: "#94A3B8",
      font_weight: "Bold",
      position: {
        x: 440.0,
        y: 80.0,
      },
      dimensions: {
        width_in_px: 480,
        height_in_px: 24,
      },
    },
    {
      index: 3,
      type: "text",
      text: "The Long Silence",
      font_name: "PlayfairDisplay",
      font_size_in_px: 44,
      text_color: "#FFFFFF",
      font_weight: "Bold",
      position: {
        x: 440.0,
        y: 120.0,
      },
      dimensions: {
        width_in_px: 480,
        height_in_px: 110,
      },
    },
    {
      index: 4,
      type: "text",
      text: "Elizabeth Ashworth",
      font_name: "Lora",
      font_size_in_px: 20,
      text_color: "#CBD5E1",
      position: {
        x: 440.0,
        y: 250.0,
      },
      dimensions: {
        width_in_px: 480,
        height_in_px: 32,
      },
    },
    {
      index: 5,
      type: "solid-color",
      hex_color: "#6C63FF",
      position: {
        x: 440.0,
        y: 320.0,
      },
      dimensions: {
        width_in_px: 120,
        height_in_px: 32,
      },
    },
    {
      index: 6,
      type: "text",
      text: "THRILLER",
      font_name: "Montserrat",
      font_size_in_px: 12,
      text_color: "#FFFFFF",
      font_weight: "Bold",
      text_align: "center",
      vertical_align: "center",
      position: {
        x: 440.0,
        y: 320.0,
      },
      dimensions: {
        width_in_px: 120,
        height_in_px: 32,
      },
    },
    {
      index: 7,
      type: "solid-color",
      hex_color: "#22C55E",
      position: {
        x: 440.0,
        y: 480.0,
      },
      dimensions: {
        width_in_px: 180,
        height_in_px: 40,
      },
    },
    {
      index: 8,
      type: "text",
      text: "Available Now",
      font_name: "Montserrat",
      font_size_in_px: 14,
      text_color: "#FFFFFF",
      font_weight: "Bold",
      text_align: "center",
      vertical_align: "center",
      position: {
        x: 440.0,
        y: 480.0,
      },
      dimensions: {
        width_in_px: 180,
        height_in_px: 40,
      },
    },
  ],
});
Response
{
  "success": true,
  "data": {
    "buffer": "iVBORw0KGgoAAAANSUhEUgAA...",
    "mime_type": "image/png"
  }
}
Request
from iterationlayer import IterationLayer
client = IterationLayer(api_key="YOUR_API_KEY")

result = client.generate_image(
    dimensions={
        "width_in_px": 970,
        "height_in_px": 600,
    },
    output_format="png",
    layers=[
        {
            "index": 0,
            "type": "gradient",
            "gradient_type": "linear",
            "angle_in_degrees": 135.0,
            "colors": [
                {
                    "hex_color": "#1B2838",
                    "position": 0.0,
                },
                {
                    "hex_color": "#2D3A4A",
                    "position": 100.0,
                },
            ],
            "position": {
                "x": 0.0,
                "y": 0.0,
            },
            "dimensions": {
                "width_in_px": 970,
                "height_in_px": 600,
            },
        },
        {
            "index": 1,
            "type": "image",
            "buffer": book_cover_base64,
            "position": {
                "x": 60.0,
                "y": 60.0,
            },
            "dimensions": {
                "width_in_px": 320,
                "height_in_px": 480,
            },
        },
        {
            "index": 2,
            "type": "text",
            "text": "THE ASHWORTH CHRONICLES",
            "font_name": "Montserrat",
            "font_size_in_px": 14,
            "text_color": "#94A3B8",
            "font_weight": "Bold",
            "position": {
                "x": 440.0,
                "y": 80.0,
            },
            "dimensions": {
                "width_in_px": 480,
                "height_in_px": 24,
            },
        },
        {
            "index": 3,
            "type": "text",
            "text": "The Long Silence",
            "font_name": "PlayfairDisplay",
            "font_size_in_px": 44,
            "text_color": "#FFFFFF",
            "font_weight": "Bold",
            "position": {
                "x": 440.0,
                "y": 120.0,
            },
            "dimensions": {
                "width_in_px": 480,
                "height_in_px": 110,
            },
        },
        {
            "index": 4,
            "type": "text",
            "text": "Elizabeth Ashworth",
            "font_name": "Lora",
            "font_size_in_px": 20,
            "text_color": "#CBD5E1",
            "position": {
                "x": 440.0,
                "y": 250.0,
            },
            "dimensions": {
                "width_in_px": 480,
                "height_in_px": 32,
            },
        },
        {
            "index": 5,
            "type": "solid-color",
            "hex_color": "#6C63FF",
            "position": {
                "x": 440.0,
                "y": 320.0,
            },
            "dimensions": {
                "width_in_px": 120,
                "height_in_px": 32,
            },
        },
        {
            "index": 6,
            "type": "text",
            "text": "THRILLER",
            "font_name": "Montserrat",
            "font_size_in_px": 12,
            "text_color": "#FFFFFF",
            "font_weight": "Bold",
            "text_align": "center",
            "vertical_align": "center",
            "position": {
                "x": 440.0,
                "y": 320.0,
            },
            "dimensions": {
                "width_in_px": 120,
                "height_in_px": 32,
            },
        },
        {
            "index": 7,
            "type": "solid-color",
            "hex_color": "#22C55E",
            "position": {
                "x": 440.0,
                "y": 480.0,
            },
            "dimensions": {
                "width_in_px": 180,
                "height_in_px": 40,
            },
        },
        {
            "index": 8,
            "type": "text",
            "text": "Available Now",
            "font_name": "Montserrat",
            "font_size_in_px": 14,
            "text_color": "#FFFFFF",
            "font_weight": "Bold",
            "text_align": "center",
            "vertical_align": "center",
            "position": {
                "x": 440.0,
                "y": 480.0,
            },
            "dimensions": {
                "width_in_px": 180,
                "height_in_px": 40,
            },
        },
    ],
)
Response
{
  "success": true,
  "data": {
    "buffer": "iVBORw0KGgoAAAANSUhEUgAA...",
    "mime_type": "image/png"
  }
}
Request
package main

import il "github.com/iterationlayer/sdk-go"

func main() {
    client := il.NewClient("YOUR_API_KEY")

    result, err := client.GenerateImage(il.GenerateImageRequest{
        Dimensions:   il.Dimensions{
    WidthInPx: 970,
    HeightInPx: 600,
  },
        OutputFormat: "png",
        Layers: []il.Layer{
            il.NewGradientLayer(0, "linear", []il.GradientColor{
                {
      HexColor: "#1B2838",
      Position: 0.0,
    },
                {
      HexColor: "#2D3A4A",
      Position: 100.0,
    },
            }, il.Position{
     X: 0.0,
     Y: 0.0,
   }, il.Dimensions{
     WidthInPx: 970,
     HeightInPx: 600,
   }),
            il.NewStaticImageLayer(1, bookCoverBase64,
                il.Position{
      X: 60.0,
      Y: 60.0,
    },
                il.Dimensions{
      WidthInPx: 320,
      HeightInPx: 480,
    }),
            il.NewTextLayer(2, "THE ASHWORTH CHRONICLES", "Montserrat", 14, "#94A3B8",
                il.Position{
      X: 440.0,
      Y: 80.0,
    },
                il.Dimensions{
      WidthInPx: 480,
      HeightInPx: 24,
    }),
            il.NewTextLayer(3, "The Long Silence", "PlayfairDisplay", 44, "#FFFFFF",
                il.Position{
      X: 440.0,
      Y: 120.0,
    },
                il.Dimensions{
      WidthInPx: 480,
      HeightInPx: 110,
    }),
            il.NewTextLayer(4, "Elizabeth Ashworth", "Lora", 20, "#CBD5E1",
                il.Position{
      X: 440.0,
      Y: 250.0,
    },
                il.Dimensions{
      WidthInPx: 480,
      HeightInPx: 32,
    }),
            il.NewRectangleLayer(5, "#6C63FF",
                il.Position{
      X: 440.0,
      Y: 320.0,
    },
                il.Dimensions{
      WidthInPx: 120,
      HeightInPx: 32,
    }),
            il.NewTextLayer(6, "THRILLER", "Montserrat", 12, "#FFFFFF",
                il.Position{
      X: 440.0,
      Y: 320.0,
    },
                il.Dimensions{
      WidthInPx: 120,
      HeightInPx: 32,
    }),
            il.NewRectangleLayer(7, "#22C55E",
                il.Position{
      X: 440.0,
      Y: 480.0,
    },
                il.Dimensions{
      WidthInPx: 180,
      HeightInPx: 40,
    }),
            il.NewTextLayer(8, "Available Now", "Montserrat", 14, "#FFFFFF",
                il.Position{
      X: 440.0,
      Y: 480.0,
    },
                il.Dimensions{
      WidthInPx: 180,
      HeightInPx: 40,
    }),
        },
    })
    if err != nil {
        panic(err)
    }

}
Response
{
  "success": true,
  "data": {
    "buffer": "iVBORw0KGgoAAAANSUhEUgAA...",
    "mime_type": "image/png"
  }
}

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