Resize, sharpen, and compress an image to fit email platform size limits in a single pipeline.
The English summary is being prepared. Showing the original description.
Generate an event ticket image with QR code, event name, date, venue, and seat information.
The English summary is being prepared. Showing the original description.
Review the instructions the agent will receive before you install.
Event platforms and ticketing services use this recipe to generate branded, scannable tickets at scale. Define a dark canvas with a gradient accent bar, render the event name, date, venue, and seat details alongside a QR code — ready for mobile wallets, email delivery, or print-at-home.
Image Generation (1 credits/request)
You need an Iteration Layer API key. Get one at platform.iterationlayer.com during the 7-day trial.
For full integration guidance (SDKs, auth, MCP, error handling), see the Iteration Layer Integration Guide.
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_in_px": 900,
"height_in_px": 400,
},
"layers": [
{
"index": 0,
"type": "solid-color",
"hex_color": "#1E1B4B"
},
{
"index": 1,
"type": "gradient",
"gradient_type": "linear",
"angle_in_degrees": 90.0,
"colors": [
{
"hex_color": "#7C3AED",
"position": 0.0,
},
{
"hex_color": "#EC4899",
"position": 100.0,
}
],
"position": {
"x_in_px": 0.0,
"y_in_px": 0.0,
},
"dimensions": {
"width_in_px": 900,
"height_in_px": 8,
}
},
{
"index": 2,
"type": "text",
"text": "React Summit 2026",
"font_name": "Inter",
"font_size_in_px": 36,
"text_color": "#FFFFFF",
"font_weight": "bold",
"position": {
"x_in_px": 40.0,
"y_in_px": 40.0,
},
"dimensions": {
"width_in_px": 560,
"height_in_px": 50,
}
},
{
"index": 3,
"type": "text",
"text": "June 15, 2026 — CityCube, Berlin",
"font_name": "Inter",
"font_size_in_px": 18,
"text_color": "#A5B4FC",
"position": {
"x_in_px": 40.0,
"y_in_px": 110.0,
},
"dimensions": {
"width_in_px": 560,
"height_in_px": 30,
}
},
{
"index": 4,
"type": "text",
"text": "Section B · Row 12 · Seat 7",
"font_name": "Inter",
"font_size_in_px": 22,
"text_color": "#E0E7FF",
"font_weight": "bold",
"position": {
"x_in_px": 40.0,
"y_in_px": 180.0,
},
"dimensions": {
"width_in_px": 560,
"height_in_px": 40,
}
},
{
"index": 5,
"type": "qr-code",
"value": "TKT-2026-RS-04821",
"position": {
"x_in_px": 660.0,
"y_in_px": 60.0,
},
"dimensions": {
"width_in_px": 180,
"height_in_px": 180,
},
"foreground_hex_color": "#FFFFFF",
"background_hex_color": "#1E1B4B"
},
{
"index": 6,
"type": "text",
"text": "Presented by React Summit Europe GmbH",
"font_name": "Inter",
"font_size_in_px": 14,
"text_color": "#6366F1",
"position": {
"x_in_px": 40.0,
"y_in_px": 340.0,
},
"dimensions": {
"width_in_px": 400,
"height_in_px": 30,
}
}
],
"output_format": "png"
}'
import { IterationLayer } from "iterationlayer";
const client = new IterationLayer({ apiKey: "YOUR_API_KEY" });
const result = await client.generateImage({
dimensions: {
width_in_px: 900,
height_in_px: 400,
},
output_format: "png",
layers: [
{
index: 0,
type: "solid-color",
hex_color: "#1E1B4B",
},
{
index: 1,
type: "gradient",
gradient_type: "linear",
angle_in_degrees: 90.0,
colors: [
{
hex_color: "#7C3AED",
position: 0.0,
},
{
hex_color: "#EC4899",
position: 100.0,
},
],
position: {
x_in_px: 0,
y_in_px: 0,
},
dimensions: {
width_in_px: 900,
height_in_px: 8,
},
},
{
index: 2,
type: "text",
text: "React Summit 2026",
font_name: "Inter",
font_size_in_px: 36,
text_color: "#FFFFFF",
font_weight: "bold",
position: {
x_in_px: 40,
y_in_px: 40,
},
dimensions: {
width_in_px: 560,
height_in_px: 50,
},
},
{
index: 3,
type: "text",
text: "June 15, 2026 — CityCube, Berlin",
font_name: "Inter",
font_size_in_px: 18,
text_color: "#A5B4FC",
position: {
x_in_px: 40,
y_in_px: 110,
},
dimensions: {
width_in_px: 560,
height_in_px: 30,
},
},
{
index: 4,
type: "text",
text: "Section B · Row 12 · Seat 7",
font_name: "Inter",
font_size_in_px: 22,
text_color: "#E0E7FF",
font_weight: "bold",
position: {
x_in_px: 40,
y_in_px: 180,
},
dimensions: {
width_in_px: 560,
height_in_px: 40,
},
},
{
index: 5,
type: "qr-code",
value: "TKT-2026-RS-04821",
position: {
x_in_px: 660,
y_in_px: 60,
},
dimensions: {
width_in_px: 180,
height_in_px: 180,
},
foreground_hex_color: "#FFFFFF",
background_hex_color: "#1E1B4B",
},
{
index: 6,
type: "text",
text: "Presented by React Summit Europe GmbH",
font_name: "Inter",
font_size_in_px: 14,
text_color: "#6366F1",
position: {
x_in_px: 40,
y_in_px: 340,
},
dimensions: {
width_in_px: 400,
height_in_px: 30,
},
},
],
});
from iterationlayer import IterationLayer
client = IterationLayer(api_key="YOUR_API_KEY")
result = client.generate_image(
dimensions={
"width_in_px": 900,
"height_in_px": 400,
},
output_format="png",
layers=[
{
"index": 0,
"type": "solid-color",
"hex_color": "#1E1B4B",
},
{
"index": 1,
"type": "gradient",
"gradient_type": "linear",
"angle_in_degrees": 90.0,
"colors": [
{
"hex_color": "#7C3AED",
"position": 0.0,
},
{
"hex_color": "#EC4899",
"position": 100.0,
},
],
"position": {
"x_in_px": 0,
"y_in_px": 0,
},
"dimensions": {
"width_in_px": 900,
"height_in_px": 8,
},
},
{
"index": 2,
"type": "text",
"text": "React Summit 2026",
"font_name": "Inter",
"font_size_in_px": 36,
"text_color": "#FFFFFF",
"font_weight": "bold",
"position": {
"x_in_px": 40,
"y_in_px": 40,
},
"dimensions": {
"width_in_px": 560,
"height_in_px": 50,
},
},
{
"index": 3,
"type": "text",
"text": "June 15, 2026 — CityCube, Berlin",
"font_name": "Inter",
"font_size_in_px": 18,
"text_color": "#A5B4FC",
"position": {
"x_in_px": 40,
"y_in_px": 110,
},
"dimensions": {
"width_in_px": 560,
"height_in_px": 30,
},
},
{
"index": 4,
"type": "text",
"text": "Section B · Row 12 · Seat 7",
"font_name": "Inter",
"font_size_in_px": 22,
"text_color": "#E0E7FF",
"font_weight": "bold",
"position": {
"x_in_px": 40,
"y_in_px": 180,
},
"dimensions": {
"width_in_px": 560,
"height_in_px": 40,
},
},
{
"index": 5,
"type": "qr-code",
"value": "TKT-2026-RS-04821",
"position": {
"x_in_px": 660,
"y_in_px": 60,
},
"dimensions": {
"width_in_px": 180,
"height_in_px": 180,
},
"foreground_hex_color": "#FFFFFF",
"background_hex_color": "#1E1B4B",
},
{
"index": 6,
"type": "text",
"text": "Presented by React Summit Europe GmbH",
"font_name": "Inter",
"font_size_in_px": 14,
"text_color": "#6366F1",
"position": {
"x_in_px": 40,
"y_in_px": 340,
},
"dimensions": {
"width_in_px": 400,
"height_in_px": 30,
},
},
],
)
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: 900,
HeightInPx: 400,
},
OutputFormat: "png",
Layers: []il.Layer{
il.NewSolidColorBackgroundLayer(0, "#1E1B4B"),
il.NewGradientLayer(1, "linear", []il.GradientColor{
{
HexColor: "#7C3AED",
Position: 0.0,
},
{
HexColor: "#EC4899",
Position: 100.0,
},
}, il.Position{
XInPx: 0,
YInPx: 0,
}, il.Dimensions{
WidthInPx: 900,
HeightInPx: 8,
}),
il.NewTextLayer(2, "React Summit 2026", "Inter", 36, "#FFFFFF",
il.Position{
XInPx: 40,
YInPx: 40,
},
il.Dimensions{
WidthInPx: 560,
HeightInPx: 50,
}),
il.NewTextLayer(3, "June 15, 2026 — CityCube, Berlin", "Inter", 18, "#A5B4FC",
il.Position{
XInPx: 40,
YInPx: 110,
},
il.Dimensions{
WidthInPx: 560,
HeightInPx: 30,
}),
il.NewTextLayer(4, "Section B · Row 12 · Seat 7", "Inter", 22, "#E0E7FF",
il.Position{
XInPx: 40,
YInPx: 180,
},
il.Dimensions{
WidthInPx: 560,
HeightInPx: 40,
}),
il.NewQRCodeLayer(5, "TKT-2026-RS-04821", "#FFFFFF", "#1E1B4B",
il.Position{
XInPx: 660,
YInPx: 60,
},
il.Dimensions{
WidthInPx: 180,
HeightInPx: 180,
}),
il.NewTextLayer(6, "Presented by React Summit Europe GmbH", "Inter", 14, "#6366F1",
il.Position{
XInPx: 40,
YInPx: 340,
},
il.Dimensions{
WidthInPx: 400,
HeightInPx: 30,
}),
},
})
if err != nil {
panic(err)
}
}
{
"name": "Generate Event Ticket",
"nodes": [
{
"parameters": {
"content": "## Generate Event Ticket\n\nEvent platforms and ticketing services use this recipe to generate branded, scannable tickets at scale. Define a dark canvas with a gradient accent bar, render the event name, date, venue, and seat details alongside a QR code \u2014 ready for mobile wallets, email delivery, or print-at-home.\n\n**Note:** This workflow uses the Iteration Layer community node (`n8n-nodes-iterationlayer`). Install it via Settings > Community Nodes on self-hosted n8n, or add it directly on n8n Cloud with Verified Community Nodes enabled.",
"height_in_px": 280,
"width_in_px": 500,
"color": 2
},
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
200,
40
],
"id": "22f3834a-43ba-4002-8404-2918fb53e4b7",
"name": "Overview"
},
{
"parameters": {
"content": "### Step 1: Generate Image\nResource: **Image Generation**\n\nConfigure the Image Generation parameters below, then connect your credentials.",
"height_in_px": 160,
"width_in_px": 300,
"color": 6
},
"type": "n8n-nodes-base.stickyNote",
"typeVersion": 1,
"position": [
475,
100
],
"id": "77469b6c-df54-4b25-81e7-c1864b91f48b",
"name": "Step 1 Note"
},
{
"parameters": {},
"type": "n8n-nodes-base.manualTrigger",
"typeVersion": 1,
"position": [
250,
300
],
"id": "d4e5f6a7-4444-4000-8000-000000000001",
"name": "Manual Trigger"
},
{
"parameters": {
"resource": "imageGeneration",
"widthInPx": 900,
"heightInPx": 400,
"outputFormat": "png",
"layersJson": "[{\"index\":0,\"type\":\"solid-color\",\"hex_color\":\"#1E1B4B\"},{\"index\":1,\"type\":\"gradient\",\"gradient_type\":\"linear\",\"angle_in_degrees\":90.0,\"colors\":[{\"hex_color\":\"#7C3AED\",\"position\":0.0},{\"hex_color\":\"#EC4899\",\"position\":100.0}],\"position\":{\"x\":0.0,\"y\":0.0},\"dimensions\":{\"width\":900,\"height\":8}},{\"index\":2,\"type\":\"text\",\"text\":\"React Summit 2026\",\"font_name\":\"Inter\",\"font_size_in_px\":36,\"text_color\":\"#FFFFFF\",\"font_weight\":\"bold\",\"position\":{\"x\":40.0,\"y\":40.0},\"dimensions\":{\"width\":560,\"height\":50}},{\"index\":3,\"type\":\"text\",\"text\":\"June 15, 2026 \\u2014 CityCube, Berlin\",\"font_name\":\"Inter\",\"font_size_in_px\":18,\"text_color\":\"#A5B4FC\",\"position\":{\"x\":40.0,\"y\":110.0},\"dimensions\":{\"width\":560,\"height\":30}},{\"index\":4,\"type\":\"text\",\"text\":\"Section B \\u00b7 Row 12 \\u00b7 Seat 7\",\"font_name\":\"Inter\",\"font_size_in_px\":22,\"text_color\":\"#E0E7FF\",\"font_weight\":\"bold\",\"position\":{\"x\":40.0,\"y\":180.0},\"dimensions\":{\"width\":560,\"height\":40}},{\"index\":5,\"type\":\"qr-code\",\"value\":\"TKT-2026-RS-04821\",\"position\":{\"x\":660.0,\"y\":60.0},\"dimensions\":{\"width\":180,\"height\":180},\"foreground_hex_color\":\"#FFFFFF\",\"background_hex_color\":\"#1E1B4B\"},{\"index\":6,\"type\":\"text\",\"text\":\"Presented by React Summit Europe GmbH\",\"font_name\":\"Inter\",\"font_size_in_px\":14,\"text_color\":\"#6366F1\",\"position\":{\"x\":40.0,\"y\":340.0},\"dimensions\":{\"width\":400,\"height\":30}}]",
"fontsJson": "[]"
},
"type": "n8n-nodes-iterationlayer.iterationLayer",
"typeVersion": 1,
"position": [
500,
300
],
"id": "d4e5f6a7-4444-4000-8000-000000000002",
"name": "Generate Image",
"credentials": {
"iterationLayerApi": {
"id": "1",
"name": "Iteration Layer API"
}
}
}
],
"connections": {
"Manual Trigger": {
"main": [
[
{
"node": "Generate Image",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
}
}
Generate an event ticket image at 1200x500 pixels. Use the generate_image tool with these layers:
1. Background: solid-color layer with dark color
2. Accent bar: gradient layer as a decorative stripe
3. Event name: text layer with [event name] in large bold text
4. Date and time: text layer with [event date and time]
5. Venue: text layer with [venue name and address]
6. Seat info: text layer with [section, row, seat]
7. QR code: barcode layer with [ticket ID] in QR format for scanning
{
"success": true,
"data": {
"buffer": "iVBORw0KGgoAAAANSUhEUgAA...",
"mime_type": "image/png"
}
}
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