ZenMux Image Generation Skill (Gemini 3 Pro)

This skill uses the ZenMux API to generate high-fidelity images using the Gemini 3 Pro Image (Nano Banana Pro) model.

Features

• Text-to-Image: Generate visuals from descriptive prompts.
• Image-to-Image: Modify an existing image based on a prompt.
• Multi-Image Fusion: Combine elements or styles from multiple reference images (e.g., character from one image, costume/style from another).

Usage

To generate an image, execute the scripts/generate.py script.

IMPORTANT:

• You must set the ZENMUX_API_KEY environment variable.
• Model: Defaults to google/gemini-3-pro-image-preview.
• Provider: ZenMux (Requires Pro or higher plan).

1. Text-to-Image

ZENMUX_API_KEY="YOUR_KEY" python3 scripts/generate.py --prompt "a cybernetic lobster in space"

2. Image-to-Image

ZENMUX_API_KEY="YOUR_KEY" python3 scripts/generate.py --prompt "make it winter" --images "summer.png"

3. Multi-Image Fusion (Advanced)

ZENMUX_API_KEY="YOUR_KEY" python3 scripts/generate.py --prompt "put this child in this costume" --images "child.png" "costume.jpg"

Arguments

• --prompt (required): Text description of the task.
• --images (optional): Path(s) to one or more reference image files.
• --model (optional): Defaults to google/gemini-3-pro-image-preview.
• --output (optional): Defaults to generated_image.png.