nano-banana-pro

To generate images locally using Gemini 3 Pro Image, you can use the bundled generate_image.py script to process natural language prompts and save the output directly to an PNG file in your environment.

You can combine multiple images for composition using Gemini by passing up to 14 input images into the script, allowing you to perform complex multi-image edits with configurable output sizes.

To run local image generation, you need a GEMINI_API_KEY configured in your environment, along with the google-genai and Pillow dependencies installed to handle the API calls and image processing.

The best way to edit existing images with Gemini locally is by running the bundled generate_image.py script, which applies Gemini 3 Pro Image capabilities to modify inputs without leaving your local environment.

Yes, this local image editing approach supports optional aspect-ratio controls, enabling you to specify the output dimensions and aspect ratio during both new image generation and multi-image composition.

You can automate batch image generation with Gemini and Python by leveraging the bundled generate_image.py script, which supports local automation workflows for quick creative iterations using the Gemini API.