Workflow: Splitout Converttofile Create

{
    "id": "FyoPGDh8r3pxcGxo",
    "meta": {
        "instanceId": "bcc0fe85b176c2837affb21bb7d7397fad2549880e73dc1f7a42e76ae94fd996"
    },
    "name": "New OpenAI Image Generation",
    "tags": [
        {
            "id": "SGTGlhD84tHTcai7",
            "name": "image gen",
            "createdAt": "2025-04-07T09:41:10.936Z",
            "updatedAt": "2025-04-07T09:41:10.936Z"
        }
    ],
    "nodes": [
        {
            "id": "6b5f9234-351f-4f6b-a0ab-f0d30897f60a",
            "name": "Convert to File",
            "type": "n8n-nodes-base.convertToFile",
            "position": [
                320,
                400
            ],
            "parameters": {
                "options": [],
                "operation": "toBinary",
                "sourceProperty": "b64_json"
            },
            "typeVersion": 1.100000000000000088817841970012523233890533447265625
        },
        {
            "id": "9c60f827-bf37-486b-9026-0cbe97fd83b6",
            "name": "OpenAI - Generate Image",
            "type": "n8n-nodes-base.httpRequest",
            "position": [
                -120,
                400
            ],
            "parameters": {
                "url": "https:\/\/api.openai.com\/v1\/images\/generations",
                "method": "POST",
                "options": [],
                "jsonBody": "={\n  \"model\": \"{{ $json.openai_image_model }}\",\n  \"prompt\": \"{{ $json.image_prompt }}\",\n  \"n\": {{ $json.number_of_images }},\n  \"size\": \"{{ $json.size_of_image }}\",\n  \"quality\": \"{{ $json.quality_of_image }}\"\n}",
                "sendBody": true,
                "sendHeaders": true,
                "specifyBody": "json",
                "authentication": "predefinedCredentialType",
                "headerParameters": {
                    "parameters": [
                        {
                            "name": "Content-Type",
                            "value": "application\/json"
                        }
                    ]
                },
                "nodeCredentialType": "openAiApi"
            },
            "credentials": {
                "openAiApi": {
                    "id": "KzjXYSuzUOCnnvzB",
                    "name": "OpenAi account"
                }
            },
            "typeVersion": 4.20000000000000017763568394002504646778106689453125
        },
        {
            "id": "2dd04b96-5faf-48ec-a7b0-66a31866388d",
            "name": "When clicking \u2018Test workflow\u2019",
            "type": "n8n-nodes-base.manualTrigger",
            "position": [
                -560,
                400
            ],
            "parameters": [],
            "typeVersion": 1
        },
        {
            "id": "629799c0-d2ff-4c5a-95d8-54d5afd3ac66",
            "name": "Set Variables",
            "type": "n8n-nodes-base.set",
            "position": [
                -340,
                400
            ],
            "parameters": {
                "options": [],
                "assignments": {
                    "assignments": [
                        {
                            "id": "2a5d52c2-5af1-4796-acba-4e1807fc7d7b",
                            "name": "image_prompt",
                            "type": "string",
                            "value": "a 4-frame cartoon strip telling a joke\u00a0about\u00a0AI"
                        },
                        {
                            "id": "c41a8091-d952-4f5a-ae24-3b0691bbce57",
                            "name": "number_of_images",
                            "type": "number",
                            "value": 2
                        },
                        {
                            "id": "00feec5a-19c8-43af-bf93-e0729d1391f8",
                            "name": "quality_of_image",
                            "type": "string",
                            "value": "high"
                        },
                        {
                            "id": "1b359a11-c05a-49c8-aa27-402b145fcbc1",
                            "name": "size_of_image",
                            "type": "string",
                            "value": "1024x1024"
                        },
                        {
                            "id": "6cf4ba85-d11a-48bb-9eaf-4084c9538d87",
                            "name": "openai_image_model",
                            "type": "string",
                            "value": "=gpt-image-1"
                        }
                    ]
                }
            },
            "typeVersion": 3.399999999999999911182158029987476766109466552734375
        },
        {
            "id": "5f4e4bbe-7331-42dc-86a3-5d9de658ea07",
            "name": "Separate Image Outputs",
            "type": "n8n-nodes-base.splitOut",
            "position": [
                100,
                400
            ],
            "parameters": {
                "options": [],
                "fieldToSplitOut": "data"
            },
            "typeVersion": 1
        },
        {
            "id": "0c0310a4-f354-4810-a967-ea002be09cc4",
            "name": "Sticky Note",
            "type": "n8n-nodes-base.stickyNote",
            "position": [
                -600,
                580
            ],
            "parameters": {
                "width": 1140,
                "height": 220,
                "content": "## [CLICK HERE to Watch Video](https:\/\/youtu.be\/YmDezgolqzU?si=BgMjRm55-T_CYAs7)\n\nOpenAI just dropped API access for their new image generation \u2014 and it changes everything. In this quick walkthrough, I show you exactly how to integrate it with n8n using an HTTP request node. Learn how to send prompts, convert base64 to binary, and automate image handling. This is a big one. Don\u2019t miss it.\n\n\ud83d\udd17 Official API Overview: https:\/\/openai.com\/index\/image-generation-api\/\n\ud83d\udd17 API Reference \u2013 Create Image: https:\/\/platform.openai.com\/docs\/api-reference\/images\/create\n\n### *New:  Make.com scenario here: https:\/\/drive.google.com\/file\/d\/1Uz-mA0LnUZ_tnUWBR2AAlVxs3LBlGKfk\/view?usp=sharing\n"
            },
            "typeVersion": 1
        }
    ],
    "active": false,
    "pinData": [],
    "settings": {
        "executionOrder": "v1"
    },
    "versionId": "c7fef832-b7ba-4cb1-ad36-7a82f81a7f90",
    "connections": {
        "Set Variables": {
            "main": [
                [
                    {
                        "node": "OpenAI - Generate Image",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "Separate Image Outputs": {
            "main": [
                [
                    {
                        "node": "Convert to File",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "OpenAI - Generate Image": {
            "main": [
                [
                    {
                        "node": "Separate Image Outputs",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        },
        "When clicking \u2018Test workflow\u2019": {
            "main": [
                [
                    {
                        "node": "Set Variables",
                        "type": "main",
                        "index": 0
                    }
                ]
            ]
        }
    }
}