使用 GPT-4o-mini、Midjourney
高级
这是一个Engineering, Design, AI, Marketing领域的自动化工作流，包含 51 个节点。主要使用 If, Set, Code, Wait, Switch 等节点，结合人工智能技术实现智能自动化。 使用 GPT-4o-mini、Midjourney、Kling 和 Creatomate API 创建动画故事
前置要求
- •可能需要目标 API 的认证凭证
工作流预览
可视化展示节点连接关系，支持缩放和平移
导出工作流
复制以下 JSON 配置到 n8n 导入，即可使用此工作流
{
"id": "MfKB97VVSuXMo3Fm",
"meta": {
"instanceId": "1e003a7ea4715b6b35e9947791386a7d07edf3b5bf8d4c9b7ee4fdcbec0447d7"
},
"name": "使用 GPT-4o-mini、Midjourney、Kling 和 Creatomate API 创建动画故事",
"tags": [],
"nodes": [
{
"id": "4e9ed246-e4d7-4a9f-9bb1-cf74e16c3c6f",
"name": "输出1",
"type": "n8n-nodes-base.set",
"position": [
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],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "0107a930-1d7a-459c-a3ab-ceb28b43b8b8",
"name": "video1",
"type": "string",
"value": "={{ $json.data.output.video_url }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "d696b66a-3726-4fe5-989e-9405b53c62e1",
"name": "输出2",
"type": "n8n-nodes-base.set",
"position": [
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],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "0107a930-1d7a-459c-a3ab-ceb28b43b8b8",
"name": "video2",
"type": "string",
"value": "={{ $json.data.output.video_url }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "33e054fb-b747-4227-9884-f020e78ef5d5",
"name": "获取提示词",
"type": "n8n-nodes-base.code",
"position": [
600,
-80
],
"parameters": {
"jsCode": "const content = $input.first().json.choices[0].message.content;\n\nconst prompts = JSON.parse(content);\n\nreturn { prompts };"
},
"typeVersion": 2
},
{
"id": "af4dee94-7bb0-4cb9-9372-a2a1e96d0b19",
"name": "基础参数",
"type": "n8n-nodes-base.set",
"position": [
220,
-80
],
"parameters": {
"mode": "raw",
"options": {},
"jsonOutput": "{\n \"x-api-key\":\"\",\n \"style\": \"a children’s book cover, ages 6-10. --s 500 --sref 4028286908 --niji 6\",\n \"character\": \"A gentle girl and a fluffy rabbit explore a sunlit forest together, playing by a sparkling stream\",\n \"situational_keywords\": \"Butterflies flutter around them as golden sunlight filters through green leaves. Warm and peaceful atmosphere\"\n}\n"
},
"typeVersion": 3.4
},
{
"id": "c0890cdd-642a-48cd-b770-05fbae86abb4",
"name": "获取第一张图片的任务ID",
"type": "n8n-nodes-base.set",
"position": [
380,
140
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "d52d19d1-3a37-47bb-ad23-e809323c0c54",
"name": "image1",
"type": "string",
"value": "={{ $('Midjourney Generator of the First Image').item.json.data.task_id }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "a2d1e854-53c3-4115-a206-f55c2cff54f1",
"name": "第一张图片的 Midjourney 生成器",
"type": "n8n-nodes-base.httpRequest",
"position": [
160,
140
],
"parameters": {
"url": "https://api.piapi.ai/api/v1/task",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"midjourney\",\n \"task_type\": \"imagine\",\n \"input\": {\n \"prompt\": \"{{ $('Basic Params').item.json.character }},{{ $json.prompts.prompt1 }},{{ $('Basic Params').item.json.style }}\",\n \"aspect_ratio\": \"2:3\",\n \"process_mode\": \"turbo\",\n \"skip_prompt_check\": false\n }\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $('Basic Params').item.json['x-api-key'] }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "ac342912-7d94-4019-a0c8-43b555d8566f",
"name": "等待第一张图片生成",
"type": "n8n-nodes-base.wait",
"position": [
220,
400
],
"webhookId": "af79053d-1291-4dd2-889e-4593dbbb2512",
"parameters": {},
"typeVersion": 1.1
},
{
"id": "cd774311-252a-43ec-aaea-28eb7d87ccc1",
"name": "验证第一张图片生成状态",
"type": "n8n-nodes-base.if",
"position": [
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],
"parameters": {
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"conditions": {
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"leftValue": "",
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"typeValidation": "strict"
},
"combinator": "or",
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"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.data.status }}",
"rightValue": "completed"
},
{
"id": "50b63a7a-52b5-4766-a859-96ac1ff949ec",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.data.status }}",
"rightValue": "failed"
}
]
}
},
"typeVersion": 2.2
},
{
"id": "a4b8ce31-0ffd-4c9a-b102-162139fa553b",
"name": "获取第一张图片URL",
"type": "n8n-nodes-base.set",
"position": [
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],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "d52d19d1-3a37-47bb-ad23-e809323c0c54",
"name": "image_urls1",
"type": "array",
"value": "={{ $json.data.output.temporary_image_urls }}"
},
{
"id": "f519111b-5cb4-4562-bb8c-944a500e2df3",
"name": "",
"type": "string",
"value": ""
}
]
}
},
"typeVersion": 3.4
},
{
"id": "c28e46a7-999c-4a63-a3ae-aa813d7669cd",
"name": "第二张图片的 Midjourney 生成器",
"type": "n8n-nodes-base.httpRequest",
"position": [
1220,
200
],
"parameters": {
"url": "https://api.piapi.ai/api/v1/task",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"midjourney\",\n \"task_type\": \"imagine\",\n \"input\": {\n \"prompt\": \"{{ $('Basic Params').item.json.character }},{{ $('Get Prompt').item.json.prompts.prompt2 }},{{ $('Basic Params').item.json.style }}\",\n \"aspect_ratio\": \"2:3\",\n \"process_mode\": \"turbo\",\n \"skip_prompt_check\": false\n }\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $('Basic Params').item.json['x-api-key'] }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "529f0561-d29f-4df2-b61d-0720d33bf6b9",
"name": "第三张图片的 Midjourney 生成器",
"type": "n8n-nodes-base.httpRequest",
"position": [
1920,
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],
"parameters": {
"url": "https://api.piapi.ai/api/v1/task",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"midjourney\",\n \"task_type\": \"imagine\",\n \"input\": {\n \"prompt\": \"{{ $('Basic Params').item.json.character }},{{ $('Get Prompt').item.json.prompts.prompt3 }},{{ $('Basic Params').item.json.style }}\",\n \"aspect_ratio\": \"2:3\",\n \"process_mode\": \"turbo\",\n \"skip_prompt_check\": false\n }\n}",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $('Basic Params').item.json['x-api-key'] }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "a1a0b0f4-ac4e-4eca-9aa4-52f815731875",
"name": "获取第一张图片生成状态",
"type": "n8n-nodes-base.switch",
"position": [
800,
200
],
"parameters": {
"rules": {
"values": [
{
"conditions": {
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"version": 2,
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "5f61ee56-4ebe-411f-95e6-b47d9741e7a2",
"operator": {
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.data.status }}",
"rightValue": "completed"
}
]
}
}
]
},
"options": {}
},
"typeVersion": 3.2
},
{
"id": "6f2b83a9-2557-461e-9d5b-9f96440182f0",
"name": "获取第二张图片生成状态",
"type": "n8n-nodes-base.switch",
"position": [
1480,
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],
"parameters": {
"rules": {
"values": [
{
"conditions": {
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"caseSensitive": true,
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"combinator": "and",
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"operator": {
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"operation": "equals"
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"leftValue": "={{ $json.data.status }}",
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},
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{
"id": "10802f7a-d262-4f6f-aa48-0dce95c6fa41",
"name": "获取第三张图片生成状态",
"type": "n8n-nodes-base.switch",
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],
"parameters": {
"rules": {
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"typeValidation": "strict"
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{
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"operator": {
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"operation": "equals"
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"leftValue": "={{ $json.data.status }}",
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}
]
}
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]
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"options": {}
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},
{
"id": "c968472d-29e6-428d-99bc-1d3f79b3f0ac",
"name": "获取第二张图片URL",
"type": "n8n-nodes-base.set",
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],
"parameters": {
"options": {},
"assignments": {
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{
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"value": "={{ $json.data.output.temporary_image_urls }}"
},
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},
"typeVersion": 3.4
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{
"id": "44fe09ee-b16a-4c00-b589-4634a5f795d2",
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{
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"value": "={{ $json.data.output.temporary_image_urls }}"
},
{
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{
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"type": "n8n-nodes-base.wait",
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],
"webhookId": "af79053d-1291-4dd2-889e-4593dbbb2512",
"parameters": {},
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{
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"type": "n8n-nodes-base.httpRequest",
"position": [
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],
"parameters": {
"url": "=https://api.piapi.ai/api/v1/task/{{ $('Get Task ID of the First Image').item.json.image1 }}",
"options": {},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $('Basic Params').item.json['x-api-key'] }}"
}
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{
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],
"parameters": {
"url": "=https://api.piapi.ai/api/v1/task/{{ $json.data.task_id }}",
"options": {},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $('Basic Params').item.json['x-api-key'] }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "2fa361f8-d580-4aa8-ae76-ca336669b0e1",
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"operator": {
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"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.data.status }}",
"rightValue": "completed"
},
{
"id": "50b63a7a-52b5-4766-a859-96ac1ff949ec",
"operator": {
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"leftValue": "={{ $json.data.status }}",
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{
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"name": "验证第三张图片生成状态",
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"parameters": {
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"conditions": {
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"combinator": "or",
"conditions": [
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"operator": {
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"leftValue": "={{ $json.data.status }}",
"rightValue": "completed"
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{
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"operator": {
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{
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"parameters": {},
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{
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"assignments": {
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"type": "string",
"value": "={{ $('Get the First Image URL').item.json.image_urls1[0] }}"
},
{
"id": "333c0676-342a-40ea-bcc7-c13e9145818f",
"name": "image_output2",
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"value": "={{ $('Get the Second Image URL').item.json.image_urls1[1] }}"
},
{
"id": "cc21180a-d88a-40ed-b5d1-0abcfd86bf86",
"name": "image_output3",
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},
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{
"id": "83c07d12-31c5-4364-9fff-f82d30530925",
"name": "生成第一个视频",
"type": "n8n-nodes-base.httpRequest",
"position": [
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],
"parameters": {
"url": "https://api.piapi.ai/api/v1/task",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"kling\",\n \"task_type\": \"video_generation\",\n \"input\": {\n \"version\": \"1.6\",\n \"mode\": \"pro\",\n \"image_url\": \"{{ $json.image_output1 }}\",\n \"prompt\": \"Natural swing\"\n }\n} ",
"sendBody": true,
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{
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"parameters": {
"url": "https://api.piapi.ai/api/v1/task",
"method": "POST",
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"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"headerParameters": {
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{
"id": "bf701aa9-ccdc-48d8-885f-193c2b1042f3",
"name": "生成第三个视频",
"type": "n8n-nodes-base.httpRequest",
"position": [
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],
"parameters": {
"url": "https://api.piapi.ai/api/v1/task",
"method": "POST",
"options": {},
"jsonBody": "={\n \"model\": \"kling\",\n \"task_type\": \"video_generation\",\n \"input\": {\n \"version\": \"1.6\",\n \"mode\": \"pro\",\n \"image_url\": \"{{ $('Get three Image URLs').item.json.image_output3 }}\",\n \"prompt\": \"Natural swing\"\n }\n} ",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"headerParameters": {
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{
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"parameters": {
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"jsonBody": "={\n \"template_id\": \"c10c62b6-d515-4f36-a730-f4646d1b7ee2\",\n\"modifications\": {\n \"Video-1.source\": \"{{ $('output1').item.json.video1 }}\",\n \"Video-2.source\": \"{{ $('output2').item.json.video2 }}\",\n \"Video-3.source\": \"{{ $('Get the Third Video URL').item.json.video3 }}\",\n \"Text-1.text\": \"{{ $('Get Prompt').item.json.prompts.title }}\"\n }\n}",
"sendBody": true,
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"specifyBody": "json",
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"parameters": [
{
"name": "Authorization",
"value": "Bearer "
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"executeOnce": true,
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{
"id": "d73069fa-f24d-4972-87cb-24c20112f251",
"name": "获取第三个视频URL",
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"parameters": {
"options": {},
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"assignments": [
{
"id": "0107a930-1d7a-459c-a3ab-ceb28b43b8b8",
"name": "video3",
"type": "string",
"value": "={{ $json.data.output.video_url }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "cb26d84e-55aa-4de1-819e-7704dcc2b45d",
"name": "获取视频任务ID",
"type": "n8n-nodes-base.set",
"position": [
3560,
40
],
"parameters": {
"options": {},
"assignments": {
"assignments": [
{
"id": "d20160df-8be0-4bd0-8960-f49ebb596a64",
"name": "video_task1",
"type": "string",
"value": "={{ $('Generate the First Video').first().json.data.task_id }}"
},
{
"id": "1be26a8b-1ba3-4de3-a458-778a33f99730",
"name": "video_task2",
"type": "string",
"value": "={{ $('Generate the Second Video').first().json.data.task_id }}"
},
{
"id": "9718a718-8e19-4001-a0c9-2d35710d904e",
"name": "video_task3",
"type": "string",
"value": "={{ $json.data.task_id }}"
}
]
}
},
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},
{
"id": "7b6def7e-2712-42c8-8e2b-ac5f70ef146f",
"name": "获取第一个视频任务",
"type": "n8n-nodes-base.httpRequest",
"position": [
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],
"parameters": {
"url": "=https://api.piapi.ai/api/v1/task/{{ $('Get Video Task IDs').item.json.video_task1 }}",
"options": {},
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "x-api-key",
"value": "={{ $('Basic Params').first().json['x-api-key'] }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "8c5a2fe8-75b1-42b5-b861-db3e11ba03d7",
"name": "验证第一个视频生成",
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"parameters": {
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"combinator": "or",
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{
"id": "e97a02cc-8d1d-4500-bce5-0a296c792b76",
"operator": {
"name": "filter.operator.equals",
"type": "string",
"operation": "equals"
},
"leftValue": "={{ $json.data.status }}",
"rightValue": "completed"
},
{
"id": "50b63a7a-52b5-4766-a859-96ac1ff949ec",
"operator": {
"name": "filter.operator.equals",
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"operation": "equals"
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"leftValue": "={{ $json.data.status }}",
"rightValue": "failed"
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},
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{
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"name": "验证第二个视频生成",
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"operator": {
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"operation": "equals"
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"leftValue": "={{ $json.data.status }}",
"rightValue": "completed"
},
{
"id": "50b63a7a-52b5-4766-a859-96ac1ff949ec",
"operator": {
"name": "filter.operator.equals",
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"operation": "equals"
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"leftValue": "={{ $json.data.status }}",
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},
"typeVersion": 2.2
},
{
"id": "a591a522-65d8-4a4d-a326-64bc2e6463c5",
"name": "验证第三个视频生成",
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"position": [
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"parameters": {
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"rightValue": "completed"
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{
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}
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}
},
"typeVersion": 2.2
},
{
"id": "376176c5-20c5-4a16-9fd5-10f9f2560575",
"name": "等待视频生成至少4分钟",
"type": "n8n-nodes-base.wait",
"position": [
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"webhookId": "d7fc1084-fd2e-4aac-98aa-60c719d73c4c",
"parameters": {
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"amount": 4
},
"typeVersion": 1.1
},
{
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"name": "等待第一个视频生成",
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"position": [
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"webhookId": "db4734c5-f793-4b3b-a660-ae87c516dfc1",
"parameters": {},
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},
{
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"name": "等待第二个视频生成",
"type": "n8n-nodes-base.wait",
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"options": {},
"sendHeaders": true,
"headerParameters": {
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}
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},
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},
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"sendHeaders": true,
"headerParameters": {
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}
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}
},
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},
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"type": "n8n-nodes-base.stickyNote",
"position": [
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],
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"content": "## 基础设置说明"
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},
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},
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"type": "n8n-nodes-base.httpRequest",
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],
"parameters": {
"url": "https://api.piapi.ai/v1/chat/completions",
"method": "POST",
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"jsonBody": "={\n \"model\": \"gpt-4o-mini\",\n \"messages\": [\n {\n \"role\": \"system\",\n \"content\": \"You are a helpful assistant.\"\n },\n {\n \"role\": \"user\",\n \"content\": \"Character is {{ $json.character }}, style is {{ $json.style }}, context keywords are {{ $json.situational_keywords }}, please generate a short story containing relevant elements and styles based on Character and context keywords. It should be concise and clear and divided into three sections. The return format is {'title':'','prompt1':'','prompt2':'','prompt3':''}, directly return json data format, not markdo2t include unusual characters such as hyphens,The key and value are enclosed in double quotes, but if you need to use quotes in the value string, please use single quotes.\"\n }\n ]\n }",
"sendBody": true,
"sendHeaders": true,
"specifyBody": "json",
"headerParameters": {
"parameters": [
{
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}
]
}
},
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},
{
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"name": "便签1",
"type": "n8n-nodes-base.stickyNote",
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],
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"content": "### 生成第一张图片"
},
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},
{
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"name": "便签2",
"type": "n8n-nodes-base.stickyNote",
"position": [
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],
"parameters": {
"height": 120,
"content": "### 生成第二张图片"
},
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},
{
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"name": "便签3",
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"parameters": {
"height": 120,
"content": "### 生成第三张图片"
},
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},
{
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"name": "便签说明4",
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"height": 120,
"content": "### 生成三个 Kling 视频"
},
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},
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],
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"content": "### 在 Creatomate 中合并视频"
},
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}
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}常见问题
如何使用这个工作流？
复制上方的 JSON 配置代码，在您的 n8n 实例中创建新工作流并选择「从 JSON 导入」，粘贴配置后根据需要修改凭证设置即可。
这个工作流适合什么场景？
高级 - 工程, 设计, 人工智能, 营销
需要付费吗？
本工作流完全免费，您可以直接导入使用。但请注意，工作流中使用的第三方服务（如 OpenAI API）可能需要您自行付费。
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