Generate custom AI images with OpenAI GPT-Image-1 model
How it works 1. Trigger the workflow manually via the n8n UI. 2. Define key parameters like the image prompt, number of images, size, quality, and model. 3. Send a POST request to OpenAI’s image generation API using those inputs. 4. Split the API response to handle multiple images. 5. Convert the base64 image data into downloadable binary files. Set up steps Initial setup takes around 5–10 minutes. You’ll need an OpenAI API key, a configured HTTP Request node with credential
At a glance
Generate custom AI images with OpenAI GPT-Image-1 model is a ready-made n8n workflow you import as a workflow JSON file — no build required. It connects OpenAI. It's free to download. Follow the 5-step import below to go live in minutes.
- Platform
- n8n
- Connects
- OpenAI
- Modules
- 5
- Price
- Free
- Version
- v1.0

About this workflow
How it works 1. Trigger the workflow manually via the n8n UI. 2. Define key parameters like the image prompt, number of images, size, quality, and model. 3. Send a POST request to OpenAI’s image generation API using those inputs. 4. Split the API response to handle multiple images. 5. Convert the base64 image data into downloadable binary files. Set up steps Initial setup takes around 5–10 minutes. You’ll need an OpenAI API key, a configured HTTP Request node with credentials, and to customize the prompt/parameter fields in the “Set Variables” node. No advanced config or external services needed. Important Note You have to make sure to complete OpenAI's new verification requirements to use their new image API: It only takes a few minutes and does not cost any money.
How to import this n8n workflow
- 1
Download the workflow JSON file after purchase.
- 2
Open n8n → click the menu → Import from File.
- 3
Select the downloaded JSON and import.
- 4
Set up credentials for each node that requires them.
- 5
Click Execute Workflow to test, then activate.
Setup guide
Setup guide included
Purchase to unlock the full step-by-step guide
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- JSON blueprint — instant download
- Setup guide PDF included
- 5 downloads · valid 30 days
- Works with n8n
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- Configure live on Google Meet / Zoom
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