Gemini Image Generation

Generate images using Google's Gemini and Imagen models.

Prerequisites

The user must have:

A Google API key with Gemini access set as GEMINI_API_KEY environment variable
Python packages: pip install google-genai pillow

Model	Best For	Notes
`gemini-2.5-flash-image`	Fast, high-volume generation	Speed optimized
`gemini-3-pro-image-preview`	Professional assets, complex prompts	Best quality, supports 4K
`imagen-4.0-generate-001`	Standard image generation	Good balance
`imagen-4.0-fast-generate-001`	Quick iterations	Fastest
`imagen-4.0-ultra-generate-001`	Highest quality	Supports 2K