Nano Banana FAQs

Question 1

What is Nano Banana?

Accepted Answer

Nano Banana is an extension for MCP-compatible command-line interfaces (like Gemini CLI or Codex CLI) that provides advanced AI capabilities for image generation, editing, and restoration using the google/gemini-2.5-flash-image model.

Question 2

What are the core functionalities of Nano Banana?

Accepted Answer

Its core functionalities include generating images from text prompts (Text-to-Image), editing existing images with natural language instructions, and restoring old or damaged photos. It also offers smart file management.

Question 3

Can Nano Banana create specialized graphics like icons or diagrams?

Accepted Answer

Yes, beyond general image generation, Nano Banana provides dedicated commands to create app icons, seamless patterns, visual stories, and technical diagrams like flowcharts and architecture mockups, all from your command line.

Question 4

How do I install and use Nano Banana?

Accepted Answer

You install it as an extension for your MCP-compatible CLI (e.g., `gemini extensions install`), register it with your client, and configure an API key (e.g., from OpenRouter). Once active, you can use commands like `/generate`, `/edit`, `/restore`, or the flexible `/nanobanana` for natural language prompts.

Question 5

What image models does Nano Banana support?

Accepted Answer

By default, Nano Banana utilizes the `google/gemini-2.5-flash-image` model via OpenRouter. However, it is configurable to work with any provider that hosts this specific model by adjusting environment variables like `MODEL_BASE_URL` and `MODEL_ID`.

Nano Banana

Nano Banana

Key Features

Use Cases

Key Features

Use Cases