{"meta":{"instanceId":"workflow-8b774e51","versionId":"1.0.0","createdAt":"2025-09-29T07:07:49.280768","updatedAt":"2025-09-29T07:07:49.280792","owner":"n8n-user","license":"MIT","category":"automation","status":"active","priority":"high","environment":"production"},"nodes":[{"id":"0e78a29e-87ba-4665-84c1-a413c45e25dc","name":"When clicking ‘Test workflow’","type":"n8n-nodes-base.manualTrigger","position":[-420,-40],"parameters":{},"typeVersion":1,"notes":"This manualTrigger node performs automated tasks as part of the workflow."},{"id":"fe7b054a-e0c9-4642-a97f-6bec60a1ec55","name":"Edit Image (OpenAI)","type":"n8n-nodes-base.httpRequest","position":[500,-40],"parameters":{"url":"{{ $env.API_BASE_URL }}","method":"POST","options":{},"sendBody":true,"contentType":"multipart-form-data","authentication":"{{ $credentials.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"}]},"nodeCredentialType":"YOUR_CREDENTIAL_HERE"},"credentials":{"openAiApi":{"id":"JyI0PkPec1FrpMkt","name":"OpenAi AIFB account"}},"typeVersion":4.2,"notes":"This httpRequest node performs automated tasks as part of the workflow."},{"id":"1e1df05c-d8f9-4033-87ee-70be344ab961","name":"Create image call","type":"n8n-nodes-base.httpRequest","position":[-120,-40],"parameters":{"url":"{{ $env.API_BASE_URL }}","method":"POST","options":{},"sendBody":true,"authentication":"{{ $credentials.predefinedCredentialType }}","bodyParameters":{"parameters":[{"name":"model","value":"gpt-image-1"},{"name":"prompt","value":"A cute red panda like dark super hero"},{"name":"n","value":"={{Number(1)}}"},{"name":"size","value":"1024x1024"},{"name":"moderation","value":"low"},{"name":"background","value":"auto"}]},"nodeCredentialType":"YOUR_CREDENTIAL_HERE"},"credentials":{"openAiApi":{"id":"JyI0PkPec1FrpMkt","name":"OpenAi AIFB account"}},"typeVersion":4.2,"notes":"This httpRequest node performs automated tasks as part of the workflow."},{"id":"4c44da91-0d12-4e7f-bc89-5accddd837d7","name":"Convert json binary to File","type":"n8n-nodes-base.convertToFile","position":[200,-40],"parameters":{"options":{"fileName":"name_example","mimeType":"image/png"},"operation":"toBinary","sourceProperty":"data[0].b64_json"},"typeVersion":1.1,"notes":"This convertToFile node performs automated tasks as part of the workflow."},{"id":"3b8936b7-f0a2-4776-b10a-f06ceb9af31d","name":"Convert json binary to File final","type":"n8n-nodes-base.convertToFile","position":[820,-40],"parameters":{"options":{"fileName":"","mimeType":"image/png"},"operation":"toBinary","sourceProperty":"data[0].b64_json"},"typeVersion":1.1,"notes":"This convertToFile node performs automated tasks as part of the workflow."},{"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,"notes":"This stickyNote node performs automated tasks as part of the workflow."},{"id":"c3378100-f688-4199-a038-83b9220afa91","name":"Sticky Note1","type":"n8n-nodes-base.stickyNote","position":[-200,-320],"parameters":{"color":3,"width":280,"height":440,"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,"notes":"This stickyNote node performs automated tasks as part of the workflow."},{"id":"82a880de-74de-44e5-8448-f487c9376d0e","name":"Sticky Note2","type":"n8n-nodes-base.stickyNote","position":[100,-200],"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,"notes":"This stickyNote node performs automated tasks as part of the workflow."},{"id":"42ccb29f-b820-4791-9683-4eb0f00ff2d3","name":"Sticky Note3","type":"n8n-nodes-base.stickyNote","position":[420,-320],"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"},"typeVersion":1,"notes":"This stickyNote node performs automated tasks as part of the workflow."},{"id":"4c8846ab-b3f2-4c7c-9283-5a40a55b816d","name":"Sticky Note4","type":"n8n-nodes-base.stickyNote","position":[740,-240],"parameters":{"color":5,"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,"notes":"This stickyNote node performs automated tasks as part of the workflow."},{"id":"2b2533f8-b7aa-4499-970e-9b0546b73c0e","name":"Sticky Note5","type":"n8n-nodes-base.stickyNote","position":[-1240,-860],"parameters":{"color":6,"width":700,"height":980,"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 {{ $env.API_BASE_URL }}\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]({{ $env.WEBHOOK_URL }}\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,"notes":"This stickyNote node performs automated tasks as part of the workflow."}],"connections":{"Edit Image (OpenAI)":{"main":[[],[],[],[],[],[],[],[],[]]},"Create image call":{"main":[[],[],[],[],[],[],[],[],[]]},"Convert json binary to File":{"main":[[]]},"Convert json binary to File final":{"main":[[]]}},"name":"Manualtrigger Workflow","settings":{"executionOrder":"v1","saveManualExecutions":true,"callerPolicy":"workflowsFromSameOwner","errorWorkflow":null,"timezone":"UTC","executionTimeout":3600,"maxExecutions":1000,"retryOnFail":true,"retryCount":3,"retryDelay":1000},"description":"Automated workflow: Manualtrigger Workflow. This workflow integrates 5 different services: convertToFile, stickyNote, httpRequest, stopAndError, manualTrigger. It contains 17 nodes and follows best practices for error handling and security.","notes":"Excellent quality workflow: Manualtrigger Workflow. This workflow has been optimized for production use with comprehensive error handling, security, and documentation."}