Generate Product Mockups with Nano Banana (Gemini 2.5 Flash Image)

This n8n template uses AI to generate product mockups by composing a product image onto a model or template image. This workflow provides a powerful solution for creating dynamic marketing assets and e-commerce visuals. Use cases are many: Instantly create virtual try-on images for apparel, place your product into different scenes for advertisements, or generate custom marketing material without needing a physical photoshoot. Good to know This workflow uses the OpenRouter API to access Google's Gemini model. You will need an OpenRouter account. The model used is google/gemini-2.5-flash-image-preview:free. While this specific model may be free, costs can vary depending on the model you choose

Help me set up the n8n workflow "Generate Product Mockups with Nano Banana (Gemini 2.5 Flash Image)" (https://n8n.io/workflows/8194). It uses: HTTP Request. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.