Your assistant can generate images from text descriptions and edit existing images using Google’s Gemini image models.Documentation Index
Fetch the complete documentation index at: https://docs.coral.inc/llms.txt
Use this file to discover all available pages before exploring further.
Available models
| Model | Strength | Best for |
|---|---|---|
| Gemini 3.1 Flash (Nanobanana 2) | Fast, general-purpose | Quick drafts, iterative exploration |
| Gemini 3 Pro (Nanobanana Pro) | Highest quality | Final assets, detailed illustrations |
Generating images
Ask your assistant to create an image by describing what you want:- “Generate a photorealistic golden retriever sitting in a park”
- “Create a minimalist logo for a coffee shop called ‘Brew’”
- “Draw a technical diagram of a microservices architecture”
- “Generate a 16:9 banner image of a mountain landscape at sunset”
- “Create a square icon for a mobile app”
Supported aspect ratios
1:1 · 3:4 · 4:3 · 9:16 · 16:9 · 3:2 · 2:3 · 4:5 · 5:4 · 21:9
Editing images
You can also ask your assistant to modify existing images:- “Remove the background from this image”
- “Change the sky to a sunset in this photo”
- “Add a watermark to the bottom-right corner”