This workflow follows the Form Trigger → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"name": "12_comfyui_integration",
"nodes": [
{
"id": "c2b9f8a0-0001-4000-8000-000000000001",
"name": "ComfyUI Integration",
"type": "n8n-nodes-base.formTrigger",
"typeVersion": 2.2,
"position": [
240,
300
],
"parameters": {
"formTitle": "\ud83c\udfa8 ComfyUI Advanced Generation",
"formDescription": "Generate images/videos using ComfyUI with Nano Banana Pro, LTX-Video, SDXL, and more",
"formFields": {
"values": [
{
"fieldLabel": "Generation Type",
"fieldType": "dropdown",
"requiredField": true,
"fieldOptions": {
"values": [
{
"option": "Text to Image (Nano Banana Pro)"
},
{
"option": "Image to Image (Nano Banana Pro)"
},
{
"option": "Multi-Reference Character (14 images)"
},
{
"option": "Image to Video (LTX-Video 0.9.5)"
},
{
"option": "Keyframe Video (LTX-Video)"
},
{
"option": "Text to Image (SDXL Local)"
},
{
"option": "Text to Image (Flux Schnell)"
}
]
}
},
{
"fieldLabel": "Prompt",
"fieldType": "textarea",
"requiredField": true,
"placeholder": "Describe what you want to generate..."
},
{
"fieldLabel": "Negative Prompt",
"fieldType": "textarea",
"requiredField": false,
"placeholder": "What to avoid (optional)"
},
{
"fieldLabel": "Reference Image(s)",
"fieldType": "file",
"requiredField": false,
"acceptFileTypes": ".jpg,.jpeg,.png,.webp",
"multipleFiles": true
},
{
"fieldLabel": "Resolution",
"fieldType": "dropdown",
"requiredField": true,
"fieldOptions": {
"values": [
{
"option": "1920x1080 (16:9 YouTube)"
},
{
"option": "1080x1920 (9:16 Shorts/TikTok)"
},
{
"option": "1080x1080 (1:1 Instagram)"
},
{
"option": "3840x2160 (4K)"
},
{
"option": "2560x1440 (2K)"
},
{
"option": "1024x1024 (Square)"
}
]
}
},
{
"fieldLabel": "Video Duration (seconds)",
"fieldType": "number",
"requiredField": false,
"placeholder": "4"
},
{
"fieldLabel": "Use Enhanced Prompts",
"fieldType": "dropdown",
"requiredField": true,
"fieldOptions": {
"values": [
{
"option": "Yes - Full 7-Stage Enhancement"
},
{
"option": "Yes - Quick Enhancement"
},
{
"option": "No - Use Raw Prompt"
}
]
}
},
{
"fieldLabel": "Style Preset",
"fieldType": "dropdown",
"requiredField": false,
"fieldOptions": {
"values": [
{
"option": "Cinematic"
},
{
"option": "Photorealistic"
},
{
"option": "Anime"
},
{
"option": "3D Render"
},
{
"option": "Neon Cyberpunk"
},
{
"option": "Vintage Film"
},
{
"option": "Minimalist"
},
{
"option": "Fantasy"
},
{
"option": "Christmas/Holiday"
}
]
}
}
]
},
"options": {
"responseMode": "onReceived"
}
}
},
{
"id": "c2b9f8a0-0002-4000-8000-000000000002",
"name": "Parse Resolution",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
460,
300
],
"parameters": {
"mode": "manual",
"duplicateItem": false,
"assignments": {
"assignments": [
{
"id": "width",
"name": "width",
"value": "={{ parseInt($json.Resolution.split('x')[0]) }}",
"type": "number"
},
{
"id": "height",
"name": "height",
"value": "={{ parseInt($json.Resolution.split('x')[1].split(' ')[0]) }}",
"type": "number"
},
{
"id": "generation_type",
"name": "generation_type",
"value": "={{ $json['Generation Type'] }}",
"type": "string"
},
{
"id": "prompt",
"name": "prompt",
"value": "={{ $json.Prompt }}",
"type": "string"
},
{
"id": "negative_prompt",
"name": "negative_prompt",
"value": "={{ $json['Negative Prompt'] || '' }}",
"type": "string"
},
{
"id": "style",
"name": "style",
"value": "={{ $json['Style Preset'] || 'Cinematic' }}",
"type": "string"
},
{
"id": "video_duration",
"name": "video_duration",
"value": "={{ $json['Video Duration (seconds)'] || 4 }}",
"type": "number"
}
]
}
}
},
{
"id": "c2b9f8a0-0003-4000-8000-000000000003",
"name": "Route by Type",
"type": "n8n-nodes-base.switch",
"typeVersion": 3.2,
"position": [
680,
300
],
"parameters": {
"rules": {
"rules": [
{
"outputKey": "nano_t2i",
"conditions": {
"options": {
"version": 2
},
"combinator": "and",
"conditions": [
{
"leftValue": "={{ $json.generation_type }}",
"rightValue": "Text to Image (Nano Banana Pro)",
"operator": {
"type": "string",
"operation": "contains"
}
}
]
}
},
{
"outputKey": "nano_i2i",
"conditions": {
"options": {
"version": 2
},
"combinator": "and",
"conditions": [
{
"leftValue": "={{ $json.generation_type }}",
"rightValue": "Image to Image",
"operator": {
"type": "string",
"operation": "contains"
}
}
]
}
},
{
"outputKey": "multi_ref",
"conditions": {
"options": {
"version": 2
},
"combinator": "and",
"conditions": [
{
"leftValue": "={{ $json.generation_type }}",
"rightValue": "Multi-Reference",
"operator": {
"type": "string",
"operation": "contains"
}
}
]
}
},
{
"outputKey": "ltx_video",
"conditions": {
"options": {
"version": 2
},
"combinator": "and",
"conditions": [
{
"leftValue": "={{ $json.generation_type }}",
"rightValue": "LTX-Video",
"operator": {
"type": "string",
"operation": "contains"
}
}
]
}
},
{
"outputKey": "sdxl",
"conditions": {
"options": {
"version": 2
},
"combinator": "and",
"conditions": [
{
"leftValue": "={{ $json.generation_type }}",
"rightValue": "SDXL",
"operator": {
"type": "string",
"operation": "contains"
}
}
]
}
},
{
"outputKey": "flux",
"conditions": {
"options": {
"version": 2
},
"combinator": "and",
"conditions": [
{
"leftValue": "={{ $json.generation_type }}",
"rightValue": "Flux",
"operator": {
"type": "string",
"operation": "contains"
}
}
]
}
}
]
},
"fallbackOutput": "none"
}
},
{
"id": "c2b9f8a0-0004-4000-8000-000000000004",
"name": "Check ComfyUI Health",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
900,
200
],
"parameters": {
"method": "GET",
"url": "http://comfyui:8188/system_stats",
"options": {
"timeout": 5000
}
}
},
{
"id": "c2b9f8a0-0005-4000-8000-000000000005",
"name": "ComfyUI Nano Banana T2I",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1120,
100
],
"parameters": {
"method": "POST",
"url": "http://comfyui:8188/prompt",
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={\n \"prompt\": {\n \"1\": {\n \"class_type\": \"NanoBananaPro\",\n \"inputs\": {\n \"prompt\": \"{{ $json.prompt }}\",\n \"negative_prompt\": \"{{ $json.negative_prompt }}\",\n \"width\": {{ $json.width }},\n \"height\": {{ $json.height }},\n \"seed\": -1,\n \"output_format\": \"png\"\n }\n },\n \"2\": {\n \"class_type\": \"SaveImage\",\n \"inputs\": {\n \"images\": [\"1\", 0],\n \"filename_prefix\": \"nano_banana\"\n }\n }\n },\n \"client_id\": \"nano-banana-n8n\"\n}",
"options": {
"timeout": 120000
}
}
},
{
"id": "c2b9f8a0-0006-4000-8000-000000000006",
"name": "ComfyUI LTX Video",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1120,
400
],
"parameters": {
"method": "POST",
"url": "http://comfyui:8188/prompt",
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={\n \"prompt\": {\n \"1\": {\n \"class_type\": \"LoadImage\",\n \"inputs\": {\n \"image\": \"input.png\"\n }\n },\n \"2\": {\n \"class_type\": \"LTXVideoModelLoader\",\n \"inputs\": {\n \"model_name\": \"ltx-video-0.9.5.safetensors\",\n \"precision\": \"fp16\"\n }\n },\n \"3\": {\n \"class_type\": \"LTXVideoSampler\",\n \"inputs\": {\n \"model\": [\"2\", 0],\n \"image\": [\"1\", 0],\n \"prompt\": \"{{ $json.prompt }}\",\n \"num_frames\": {{ Math.round($json.video_duration * 24) + 1 }},\n \"fps\": 24,\n \"motion_strength\": 0.8,\n \"seed\": -1,\n \"steps\": 30,\n \"cfg\": 7.0\n }\n },\n \"4\": {\n \"class_type\": \"SaveAnimatedWEBP\",\n \"inputs\": {\n \"images\": [\"3\", 0],\n \"filename_prefix\": \"ltx_video\",\n \"fps\": 24,\n \"quality\": 95\n }\n }\n },\n \"client_id\": \"nano-banana-n8n\"\n}",
"options": {
"timeout": 600000
}
}
},
{
"id": "c2b9f8a0-0007-4000-8000-000000000007",
"name": "Poll for Completion",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1340,
300
],
"parameters": {
"method": "GET",
"url": "=http://comfyui:8188/history/{{ $json.prompt_id }}",
"options": {
"timeout": 10000
}
}
},
{
"id": "c2b9f8a0-0008-4000-8000-000000000008",
"name": "Get Output Image",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1560,
300
],
"parameters": {
"method": "GET",
"url": "=http://comfyui:8188/view?filename={{ $json.outputs[0].filename }}&subfolder={{ $json.outputs[0].subfolder }}&type=output",
"options": {
"response": {
"response": {
"responseFormat": "file"
}
}
}
}
},
{
"id": "c2b9f8a0-0009-4000-8000-000000000009",
"name": "Save to Output",
"type": "n8n-nodes-base.moveFile",
"typeVersion": 1,
"position": [
1780,
300
],
"parameters": {
"operation": "save",
"fileName": "=comfyui_output_{{ Date.now() }}.png",
"filePath": "/data/outputs/"
}
},
{
"id": "c2b9f8a0-0010-4000-8000-000000000010",
"name": "Return Result",
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
2000,
300
],
"parameters": {
"mode": "manual",
"assignments": {
"assignments": [
{
"id": "status",
"name": "status",
"value": "success",
"type": "string"
},
{
"id": "message",
"name": "message",
"value": "ComfyUI generation complete",
"type": "string"
},
{
"id": "output_path",
"name": "output_path",
"value": "={{ $json.filePath }}",
"type": "string"
},
{
"id": "generation_type",
"name": "generation_type",
"value": "={{ $('Parse Resolution').item.json.generation_type }}",
"type": "string"
}
]
}
}
},
{
"id": "c2b9f8a0-0011-4000-8000-000000000011",
"name": "Fallback to API",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1120,
600
],
"parameters": {
"method": "POST",
"url": "http://api:8000/api/v1/generate/image",
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={\n \"prompt\": \"{{ $json.prompt }}\",\n \"negative_prompt\": \"{{ $json.negative_prompt }}\",\n \"width\": {{ $json.width }},\n \"height\": {{ $json.height }},\n \"style\": \"{{ $json.style }}\"\n}",
"options": {
"timeout": 120000
}
}
}
],
"connections": {
"ComfyUI Integration": {
"main": [
[
{
"node": "Parse Resolution",
"type": "main",
"index": 0
}
]
]
},
"Parse Resolution": {
"main": [
[
{
"node": "Route by Type",
"type": "main",
"index": 0
}
]
]
},
"Route by Type": {
"main": [
[
{
"node": "Check ComfyUI Health",
"type": "main",
"index": 0
}
],
[
{
"node": "Check ComfyUI Health",
"type": "main",
"index": 0
}
],
[
{
"node": "Check ComfyUI Health",
"type": "main",
"index": 0
}
],
[
{
"node": "Check ComfyUI Health",
"type": "main",
"index": 0
}
],
[
{
"node": "Check ComfyUI Health",
"type": "main",
"index": 0
}
],
[
{
"node": "Check ComfyUI Health",
"type": "main",
"index": 0
}
]
]
},
"Check ComfyUI Health": {
"main": [
[
{
"node": "ComfyUI Nano Banana T2I",
"type": "main",
"index": 0
},
{
"node": "ComfyUI LTX Video",
"type": "main",
"index": 0
}
]
]
},
"ComfyUI Nano Banana T2I": {
"main": [
[
{
"node": "Poll for Completion",
"type": "main",
"index": 0
}
]
]
},
"ComfyUI LTX Video": {
"main": [
[
{
"node": "Poll for Completion",
"type": "main",
"index": 0
}
]
]
},
"Poll for Completion": {
"main": [
[
{
"node": "Get Output Image",
"type": "main",
"index": 0
}
]
]
},
"Get Output Image": {
"main": [
[
{
"node": "Save to Output",
"type": "main",
"index": 0
}
]
]
},
"Save to Output": {
"main": [
[
{
"node": "Return Result",
"type": "main",
"index": 0
}
]
]
}
},
"settings": {
"executionOrder": "v1"
},
"staticData": null,
"tags": [
"comfyui",
"generation",
"video",
"nano-banana"
],
"triggerCount": 0,
"updatedAt": "2025-12-17T00:00:00.000Z",
"versionId": "1"
}
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About this workflow
12_comfyui_integration. Uses formTrigger, httpRequest, moveFile. Event-driven trigger; 11 nodes.
Source: https://github.com/Ghenghis/nano-banana-studio/blob/f1e2616ab576347c97455b3ea663d07f5d28020e/n8n/workflows/12_comfyui_integration.json — original creator credit. Request a take-down →
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