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Imagegen Gemini
ASecurityGenerate/edit images via Gemini API (Nano Banana). Triggers: generate image, create picture, AI art, edit image, make illustration.
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- Added October 17, 2026
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[](https://www.skillsdirectory.com/skills/diegosouzapw-imagegen-gemini)---
name: imagegen-gemini
description: Generate/edit images via Gemini API (Nano Banana). Triggers: generate image, create picture, AI art, edit image, make illustration.
---
# Gemini Image Generation
Requires `GEMINI_API_KEY` env var. Get key: https://aistudio.google.com/apikey
## Usage
```bash
# Generate
python scripts/generate_image.py "prompt" -o output.png
# Edit existing image
python scripts/generate_image.py "prompt" -i input.jpg -o output.png
# Models: flash (default), flash-image (fast), pro-image (quality)
python scripts/generate_image.py "prompt" -m pro-image -o output.png
```
## Options
| Flag | Description |
|------|-------------|
| -o | Output path |
| -i | Input image (for editing) |
| -m | Model: flash, flash-image, pro-image |
| --json | JSON output |
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