The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"id": "9r4T5kELOXAV8L1F",
"name": "3D Figurine Orthographic Views with Midjourney and GPT-4o-Image API",
"tags": [],
"nodes": [
{
"id": "30ff7c89-7fb6-4daf-b7f2-d178ee702243",
"name": "When clicking \u2018Test workflow\u2019",
"type": "n8n-nodes-base.manualTrigger",
"position": [
720,
220
],
"parameters": {},
"typeVersion": 1
},
{
"id": "26cb9d6e-6a73-4a27-805d-8577c84101fa",
"name": "Midjourney Generator",
"type": "n8n-nodes-base.httpRequest",
"position": [
940,
220
],
"parameters": {
"url": "https://api.piapi.ai/api/v1/task",
"method": "POST",
"options": {},
"jsonBody": "{\n \"model\": \"midjourney\",\n \"task_type\": \"imagine\",\n \"input\": {\n \"prompt\": \"IP design, pop mart style, cartoon-style characters, a little girl with a red satche on her back, a pair of big eyes, long eyelashes, with pigtails, wearing a red beret, red shoes, chubby body, wearing a red and white striped dress, clean white background, crystal-clear material::5, 3D rendering, 3D modeling --ar 3:4 --niji 6\",\n \"aspect_ratio\": \"3:2\",\n \"process_mode\": \"turbo\",\n \"skip_prompt_check\": false\n }\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"headerParameters": {
"parameters": [
{
"name": "x-api-key"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "4220555c-f4f4-43ab-8d03-1ae4b959bdd1",
"name": "Get Midjourney URL",
"type": "n8n-nodes-base.httpRequest",
"position": [
760,
460
],
"parameters": {
"url": "=https://api.piapi.ai/api/v1/task/{{ $json.data.task_id }}",
"options": {},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "72858adea87ad16865d5b0a24c3d9b9f58a6e7b1a8a8a8a0d6b81a9f3a9812f3"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "e81311ee-4522-4fb3-929f-1c062427c859",
"name": "Verify URL Acquisition",
"type": "n8n-nodes-base.if",
"position": [
960,
460
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "a0f8758e-d6fd-44f8-bd79-bc3c4dceddcf",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.data.status }}",
"rightValue": "completed"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "9519899e-c246-474e-8fd6-7dd16cf27a5b",
"name": "Wait for Generation",
"type": "n8n-nodes-base.wait",
"position": [
980,
700
],
"parameters": {},
"typeVersion": 1.1
},
{
"id": "693348ab-12ab-4896-9fda-a9141263ccbf",
"name": "Get Random Image URL",
"type": "n8n-nodes-base.code",
"position": [
1240,
520
],
"parameters": {
"jsCode": "// JavaScript Code for Function Node\nreturn {\n random_temp_url: $input.all()[0].json.data.output.temporary_image_urls[\n Math.floor(Math.random() * $input.all()[0].json.data.output.temporary_image_urls.length)\n ]\n};"
},
"typeVersion": 2
},
{
"id": "18f030a6-7333-45df-af1d-f8c5492084c6",
"name": "Generation 3-view Image with GPT-4o-Image",
"type": "n8n-nodes-base.httpRequest",
"position": [
1440,
520
],
"parameters": {
"url": "https://api.piapi.ai/v1/chat/completions",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"gpt-4o-image-preview\",\n \"messages\": [\n {\n \"role\": \"user\",\n \"content\": [\n {\n \"type\": \"image_url\",\n \"image_url\": {\n \"url\": \"{{ $json.random_temp_url }}\"\n }\n },\n {\n \"type\": \"text\",\n \"text\": \"Convert this image into a 3D figurine image, with front view, side view, and back view in one page. Generate a turnaround sheet showing the figurine\u2019s front with full details, profile, and back views in left-to-right sequence. ar=10:3\"\n }\n ]\n }\n ],\n \"stream\": true\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "Bearer "
}
]
}
},
"credentials": {
"httpHeaderAuth": {
"name": "<your credential>"
}
},
"typeVersion": 4.2
},
{
"id": "4d758715-79d5-4c2e-94d2-d1cfe1bdda6d",
"name": "Check if the URL is obtained",
"type": "n8n-nodes-base.if",
"position": [
1840,
520
],
"parameters": {
"options": {},
"conditions": {
"options": {
"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "08a2ebe6-dc95-4b8a-ada1-1173645cc3f4",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.finish_reason }}",
"rightValue": "not_found"
},
{
"id": "ed245d42-677f-4465-a3f1-d23c6e609f5e",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "",
"rightValue": ""
}
]
}
},
"typeVersion": 2.2
},
{
"id": "690c002c-8641-4bb9-8c55-8b5cd6f01f2c",
"name": "Get Final Output",
"type": "n8n-nodes-base.code",
"position": [
2080,
540
],
"parameters": {
"jsCode": "// Method 2: n8n workflow compatible version\nreturn $input.all().map(item => {\n return {\n image_url: item.json.image_url\n };\n});"
},
"typeVersion": 2
},
{
"id": "db38b578-1078-4a89-b429-55ba337a21fc",
"name": "Get Image",
"type": "n8n-nodes-base.code",
"position": [
1660,
520
],
"parameters": {
"jsCode": "const chunks = $input.first().json.data.split('\\n\\n');\n\nlet imageUrl = null;\n\n// \u53cd\u5411\u904d\u5386 chunks (\u4ece\u6700\u65b0\u6570\u636e\u5f00\u59cb\u68c0\u67e5)\nfor (let i = chunks.length - 1; i >= 0; i--) {\n const chunk = chunks[i];\n \n if (!chunk.startsWith('data: ')) continue;\n \n try {\n const jsonStr = chunk.substring(6); // \u53bb\u6389 \"data: \" \u524d\u7f00\n if (jsonStr.trim() === '[DONE]') continue;\n \n const data = JSON.parse(jsonStr);\n \n // \u68c0\u67e5\u662f\u5426\u5305\u542b\u56fe\u7247\u6807\u8bb0\uff08Markdown \u56fe\u7247\u8bed\u6cd5\uff09\n if (data.choices && data.choices[0].delta.content) {\n const content = data.choices[0].delta.content;\n const urlMatch = content.match(/!\\[.*?\\]\\((https?:\\/\\/[^\\s]+)\\)/);\n \n if (urlMatch && urlMatch[1]) {\n imageUrl = urlMatch[1];\n break;\n }\n }\n } catch (e) {\n continue;\n }\n}\n\nreturn {\n image_url: imageUrl,\n finish_reason: imageUrl ? \"success\" : \"not_found\"\n};"
},
"typeVersion": 2
}
],
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "0e663ca1-c9b2-4fb2-a8bb-14ed8bb63d11",
"connections": {
"Get Image": {
"main": [
[
{
"node": "Check if the URL is obtained",
"type": "main",
"index": 0
}
]
]
},
"Get Midjourney URL": {
"main": [
[
{
"node": "Verify URL Acquisition",
"type": "main",
"index": 0
}
]
]
},
"Wait for Generation": {
"main": [
[
{
"node": "Get Midjourney URL",
"type": "main",
"index": 0
}
]
]
},
"Get Random Image URL": {
"main": [
[
{
"node": "Generation 3-view Image with GPT-4o-Image",
"type": "main",
"index": 0
}
]
]
},
"Midjourney Generator": {
"main": [
[
{
"node": "Get Midjourney URL",
"type": "main",
"index": 0
}
]
]
},
"Verify URL Acquisition": {
"main": [
[
{
"node": "Get Random Image URL",
"type": "main",
"index": 0
}
],
[
{
"node": "Wait for Generation",
"type": "main",
"index": 0
}
]
]
},
"Check if the URL is obtained": {
"main": [
[
{
"node": "Generation 3-view Image with GPT-4o-Image",
"type": "main",
"index": 0
}
],
[
{
"node": "Get Final Output",
"type": "main",
"index": 0
}
]
]
},
"When clicking \u2018Test workflow\u2019": {
"main": [
[
{
"node": "Midjourney Generator",
"type": "main",
"index": 0
}
]
]
},
"Generation 3-view Image with GPT-4o-Image": {
"main": [
[
{
"node": "Get Image",
"type": "main",
"index": 0
}
]
]
}
}
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
httpHeaderAuth
About this workflow
3D Figurine Orthographic Views with Midjourney and GPT-4o-Image API. Uses manualTrigger, httpRequest. Event-driven trigger; 10 nodes.
Source: https://github.com/Zie619/n8n-workflows — original creator credit. Request a take-down →