nanobanana

Generates and edits images using Google Nano Banana models with Gemini API.

6|1|Updated May 13, 2026
One-click install
npx skills add https://github.com/Xipher-Labs/walter-os --skill nanobanana-xipher-labs
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: nanobanana
Source: https://github.com/Xipher-Labs/walter-os/tree/main/skills/nanobanana
Command: npx skills add https://github.com/Xipher-Labs/walter-os --skill nanobanana-xipher-labs

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires google-genai, pillow, and includes scripts (resource) components.

What problem does it solve?

It turns image requests into generated or edited visuals so you can produce marketing, product, and content imagery without manual design work.

Core Features & Use Cases

  • Text-to-image generation: Create hero images and visual assets from detailed prompts, including composition and lighting direction.
  • Image editing: Modify an existing image with targeted instructions (e.g., remove an object, change background, re-light while preserving identity).
  • Multi-image blending: Combine references (like logos and product mockups) for brand-consistent outcomes and final artwork.

Quick Start

Use the nanobanana skill to generate an image from a prompt like: "Create an isometric 45° hero illustration of a glowing data pipeline made of hexagonal nodes, electric purple and warm amber accents, soft cream background, no text."

Frequently Asked Questions about nanobanana

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I generate marketing assets from text prompts using Google Gemini models?

To generate marketing assets from text prompts using Google Gemini models, you provide detailed descriptions including composition and lighting. This skill creates hero images and visual assets deterministically, saving outputs alongside a reproducibility sidecar prompt file.

Can I edit existing product mockups to change backgrounds or remove objects with Google Nano Banana?

Yes, you can edit existing product mockups to change backgrounds or remove objects with Google Nano Banana. The skill supports targeted image transformations, allowing you to modify images with instructions to re-light or remove objects while preserving identity.

What is multi-image blending for brand-consistent marketing visuals?

Multi-image blending for brand-consistent marketing visuals is the process of combining multiple reference images, like logos and product mockups. This skill uses Google Nano Banana to blend these inputs into final artwork that maintains your brand identity.

Do I need a GEMINI_API_KEY to use multimodal image generation scripts?

Yes, you need a GEMINI_API_KEY to use multimodal image generation scripts. This skill requires the API key to access the Google Gemini image generation API for text-to-image creation, image editing, and multi-image blending tasks.

How do I save generated images deterministically with a reproducible prompt file?

To save generated images deterministically with a reproducible prompt file, the skill automatically stores output images alongside a sidecar prompt file. This ensures your text-to-image generation and image editing results can be reproduced consistently.

Is Pillow required for image editing and logo placement in generated marketing assets?

Yes, Pillow is required for image editing and logo placement in generated marketing assets. The skill lists Pillow as a dependency to handle image processing tasks when executing text-to-image creation and multi-image blending workflows.