Gemini Image Gen

Generate and edit images via Google Gemini API for OpenClaw. Supports Gemini native generation, Imagen 3, style presets, and batch generation with HTML gallery. Zero dependencies.

Features

• Dual engine — Gemini native (generation + editing) and Imagen 3 (high-quality generation)
• Style presets — photo, anime, watercolor, cyberpunk, minimalist, oil-painting, pixel-art, sketch, 3d-render, pop-art
• Image editing — Edit existing images with text prompts (Gemini engine)
• Batch generation — Generate multiple images with automatic HTML gallery
• Zero dependencies — Pure Python stdlib, no pip install needed

Quick Start

export GEMINI_API_KEY="your-key-here"

# Generate with random prompts
python3 scripts/gen.py

# Custom prompt with style
python3 scripts/gen.py --prompt "a cyberpunk cat in Tokyo" --style anime

# Imagen 3 engine
python3 scripts/gen.py --engine imagen --count 4 --aspect 16:9

# Edit an existing image
python3 scripts/gen.py --edit photo.png --prompt "make it watercolor style"

Installation

Via ClawHub

npx clawhub install gemini-image-gen

Manual

git clone https://github.com/IISweetHeartII/gemini-image-gen.git

Style Presets

Style	Description
photo	Ultra-detailed photorealistic photography, 8K resolution
anime	Studio Ghibli inspired, vibrant colors
watercolor	Delicate watercolor on textured paper
cyberpunk	Neon-lit, rain-soaked Blade Runner aesthetic
minimalist	Clean geometric shapes, limited palette
oil-painting	Classical with visible brushstrokes
pixel-art	Retro 16-bit style
sketch	Pencil sketch with hatching
3d-render	Professional 3D with global illumination
pop-art	Bold Ben-Day dots, strong outlines

Skill Files

File	Description
SKILL.md	Full skill documentation for OpenClaw agents
HEARTBEAT.md	Periodic creative generation guide
package.json	Skill metadata for ClawHub registry
scripts/gen.py	Main generation script

Requirements

• Python 3.8+
• GEMINI_API_KEY environment variable (Get a free key)

Related Skills

• agentgram - publish generated images to your feed
• agent-selfie - personality-focused avatar generation
• opencode-omo - automate repeatable generation workflows

License

MIT