{
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  "meta": {
    "instanceId": "1e003a7ea4715b6b35e9947791386a7d07edf3b5bf8d4c9b7ee4fdcbec0447d7"
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  "name": "3D Figurine Orthographic Views with Midjourney and GPT-4o-Image API",
  "tags": [],
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      "parameters": {},
      "typeVersion": 1
    },
    {
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      "name": "Midjourney Generator",
      "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": "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": falsen  }n}",
        "sendBody": true,
        "sendHeaders": true,
        "specifyBody": "json",
        "headerParameters": {
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    {
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      "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"
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      },
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    },
    {
      "id": "e81311ee-4522-4fb3-929f-1c062427c859",
      "name": "Verify URL Acquisition",
      "type": "n8n-nodes-base.if",
      "position": [
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      ],
      "parameters": {
        "options": {},
        "conditions": {
          "options": {
            "version": 2,
            "leftValue": "",
            "caseSensitive": true,
            "typeValidation": "strict"
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          "combinator": "and",
          "conditions": [
            {
              "id": "a0f8758e-d6fd-44f8-bd79-bc3c4dceddcf",
              "operator": {
                "name": "filter.operator.equals",
                "type": "string",
                "operation": "equals"
              },
              "leftValue": "={{ $json.data.status }}",
              "rightValue": "completed"
            }
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      },
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    },
    {
      "id": "9519899e-c246-474e-8fd6-7dd16cf27a5b",
      "name": "Wait for Generation",
      "type": "n8n-nodes-base.wait",
      "position": [
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        700
      ],
      "webhookId": "f3bcf634-8c4b-4bf9-a7f2-d4ee369f5349",
      "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 Nodenreturn {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 figurineu2019s front with full details, profile, and back views in left-to-right sequence. ar=10:3"n                }n            ]n        }n    ],n    "stream": truen}",
        "sendBody": true,
        "sendHeaders": true,
        "specifyBody": "json",
        "authentication": "genericCredentialType",
        "genericAuthType": "httpHeaderAuth",
        "headerParameters": {
          "parameters": [
            {
              "name": "Authorization",
              "value": "Bearer "
            }
          ]
        }
      },
      "credentials": {
        "httpHeaderAuth": {
          "id": "fsJeCNd9BkJ1CIrt",
          "name": "Header Auth account 2"
        }
      },
      "typeVersion": 4.2
    },
    {
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      "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"
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          "combinator": "and",
          "conditions": [
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              "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 versionnreturn $input.all().map(item => {n  return {n    image_url: item.json.image_urln  };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');nnlet imageUrl = null;nn// u53cdu5411u904du5386 chunks (u4eceu6700u65b0u6570u636eu5f00u59cbu68c0u67e5)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); // u53bbu6389 "data: " u524du7f00n        if (jsonStr.trim() === '[DONE]') continue;n        n        const data = JSON.parse(jsonStr);n        n        // u68c0u67e5u662fu5426u5305u542bu56feu7247u6807u8bb0uff08Markdown u56feu7247u8bedu6cd5uff09n        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}nnreturn {n    image_url: imageUrl,n    finish_reason: imageUrl ? "success" : "not_found"n};"
      },
      "typeVersion": 2
    }
  ],
  "active": false,
  "pinData": {},
  "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 workflowu2019": {
      "main": [
        [
          {
            "node": "Midjourney Generator",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Generation 3-view Image with GPT-4o-Image": {
      "main": [
        [
          {
            "node": "Get Image",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}