n8n-workflows/workflows/3696_workflow_3696.json

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      "name": "When clicking ‘Test workflow’",
      "type": "n8n-nodes-base.manualTrigger",
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      "name": "Edit Image (OpenAI)",
      "type": "n8n-nodes-base.httpRequest",
      "position": [
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      "parameters": {
        "url": "https://api.openai.com/v1/images/edits",
        "method": "POST",
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        "sendBody": true,
        "contentType": "multipart-form-data",
        "authentication": "predefinedCredentialType",
        "bodyParameters": {
          "parameters": [
            {
              "name": "image",
              "parameterType": "formBinaryData",
              "inputDataFieldName": "data"
            },
            {
              "name": "prompt",
              "value": "add a mask with horns"
            },
            {
              "name": "model",
              "value": "gpt-image-1"
            },
            {
              "name": "n",
              "value": "1"
            },
            {
              "name": "size",
              "value": "1024x1024"
            },
            {
              "name": "quality",
              "value": "high"
            }
          ]
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        "nodeCredentialType": "openAiApi"
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      "credentials": {
        "openAiApi": {
          "id": "JyI0PkPec1FrpMkt",
          "name": "OpenAi AIFB account"
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    },
    {
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      "name": "Create image call",
      "type": "n8n-nodes-base.httpRequest",
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      "parameters": {
        "url": "https://api.openai.com/v1/images/generations",
        "method": "POST",
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        "sendBody": true,
        "authentication": "predefinedCredentialType",
        "bodyParameters": {
          "parameters": [
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              "name": "model",
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            {
              "name": "prompt",
              "value": "A cute red panda like dark super hero"
            },
            {
              "name": "n",
              "value": "={{Number(1)}}"
            },
            {
              "name": "size",
              "value": "1024x1024"
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    {
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      "name": "Convert json binary to File",
      "type": "n8n-nodes-base.convertToFile",
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        200,
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      "parameters": {
        "options": {
          "fileName": "name_example",
          "mimeType": "image/png"
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        "sourceProperty": "data[0].b64_json"
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    {
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      "name": "Convert json binary to File final",
      "type": "n8n-nodes-base.convertToFile",
      "position": [
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      ],
      "parameters": {
        "options": {
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          "mimeType": "image/png"
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    {
      "id": "3d3238d5-6040-4b74-8e6a-9e1e64198099",
      "name": "Sticky Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -500,
        -200
      ],
      "parameters": {
        "height": 320,
        "content": "### 🧪 Manual Trigger\nStarts the workflow manually. Ideal for testing and debugging purposes.\n"
      },
      "typeVersion": 1
    },
    {
      "id": "c3378100-f688-4199-a038-83b9220afa91",
      "name": "Sticky Note1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      "parameters": {
        "color": 3,
        "width": 280,
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        "content": "### 🎨 Image Generation (OpenAI)\nSends a POST request to the OpenAI `/v1/images/generations` endpoint.\n\n- Uses `gpt-image-1` model\n- Generates an image from a given prompt\n- Returns a base64-encoded image (`b64_json`)\n\n📌 Output: `data[0].b64_json`\n"
      },
      "typeVersion": 1
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    {
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      "name": "Sticky Note2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
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      "parameters": {
        "color": 5,
        "width": 280,
        "height": 320,
        "content": "### 🧾 Convert base64 to File\nConverts the `b64_json` field into a binary PNG file to use in the next step.\n\n📤 Output: Binary image under the `data` field\n"
      },
      "typeVersion": 1
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      "position": [
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      "parameters": {
        "color": 3,
        "width": 280,
        "height": 440,
        "content": "### ✏️ Image Editing (OpenAI)\nSends the binary image to OpenAI’s `/v1/images/edits` endpoint with a descriptive prompt.\n\n- Model: `gpt-image-1`\n- Format: `multipart/form-data`\n- Requires a real file (not base64)\n- Supports optional `mask` input\n\n📥 Input: Binary image from `data`\n📤 Output: Edited image in `b64_json`\n"
      },
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      "position": [
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      "parameters": {
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        "width": 280,
        "height": 360,
        "content": "### 🧾 Final Conversion (base64 → File)\nConverts the edited image (`b64_json`) into a downloadable or previewable PNG file.\n\n📤 Output: Final binary image\n"
      },
      "typeVersion": 1
    },
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      "name": "Sticky Note5",
      "type": "n8n-nodes-base.stickyNote",
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      "parameters": {
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        "width": 700,
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        "content": "## 🧠 Image AI Workflow Overview\n\nThis workflow uses OpenAI's image generation and editing APIs with the `gpt-image-1` model.\n\n### 🔑 Requirements:\n- You **must use your own OpenAI API key** from https://platform.openai.com/account/api-keys\n- Create a credential in n8n called `OpenAi AIFB account` (or use your own name)\n\n---\n\n### 💰 Cost Warning:\n- This model is **powerful but expensive**.\n- Each image costs **$0.020 to $0.190** depending on resolution and type.\n- Always monitor your usage via the [OpenAI dashboard](https://platform.openai.com/account/usage)\n\n---\n\n### 🔍 Why use `gpt-image-1`?\n- Unmatched **semantic control**: you can edit specific parts of images with detailed prompts.\n- Supports **multiple input images**, coherent edits, and future multi-modal tasks.\n- Editing works with or without a transparency `mask`.\n\n---\n\n### 🔧 Suggested Nodes to Expand Workflow:\n- **Webhook** (trigger via your frontend or app)\n- **Telegram / Slack** (prompt image generation from chat)\n- **Set node** (inject dynamic prompts or user context)\n- **IF / Switch** (change behavior depending on prompt type)\n- **Merge** (combine multiple image generations)\n- **HTTP Request** (send generated images to external APIs or CMS)\n\n---\n\n### 💡 Example Use Cases:\n- Marketing teams: generate product visuals on demand\n- Designers: edit and re-style illustrations without Photoshop\n- E-commerce: dynamic generation of themed mockups\n- Content creators: create blog and social thumbnails in bulk\n\n---\n\n> ⚠️ Don't forget to add rate limiting or batch controls if generating large volumes!\n"
      },
      "typeVersion": 1
    }
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