Workflow: model a workflow in n8n for Manual Stickynote Create Webhook
Integrations: convertToFile, httpRequest, manualTrigger, stickyNote

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Ideal for testing and debugging purposes.\n"}, "typeVersion": 1}, {"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": "### \ud83c\udfa8 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\ud83d\udccc Output: `data[0].b64_json`\n"}, "typeVersion": 1}, {"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": "### \ud83e\uddfe Convert base64 to File\nConverts the `b64_json` field into a binary PNG file to use in the next step.\n\n\ud83d\udce4 Output: Binary image under the `data` field\n"}, "typeVersion": 1}, {"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": "### \u270f\ufe0f Image Editing (OpenAI)\nSends the binary image to OpenAI\u2019s `/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\ud83d\udce5 Input: Binary image from `data`\n\ud83d\udce4 Output: Edited image in `b64_json`\n"}, "typeVersion": 1}, {"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": "### \ud83e\uddfe Final Conversion (base64 \u2192 File)\nConverts the edited image (`b64_json`) into a downloadable or previewable PNG file.\n\n\ud83d\udce4 Output: Final binary image\n"}, "typeVersion": 1}, {"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": "## \ud83e\udde0 Image AI Workflow Overview\n\nThis workflow uses OpenAI's image generation and editing APIs with the `gpt-image-1` model.\n\n### \ud83d\udd11 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### \ud83d\udcb0 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### \ud83d\udd0d 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### \ud83d\udd27 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### \ud83d\udca1 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> \u26a0\ufe0f Don't forget to add rate limiting or batch controls if generating large volumes!\n"}, "typeVersion": 1}], "pinData": {}, "connections": {"Create image call": {"main": [[{"node": "Convert json binary to File", "type": "main", "index": 0}]]}, "Edit Image (OpenAI)": {"main": [[{"node": "Convert json binary to File final", "type": "main", "index": 0}]]}, "Convert json binary to File": {"main": [[{"node": "Edit Image (OpenAI)", "type": "main", "index": 0}]]}, "When clicking \u2018Test workflow\u2019": {"main": [[{"node": "Create image call", "type": "main", "index": 0}]]}}}