Nano Banana Pro API

Nano Banana Pro is a text-to-image model that generates images from text descriptions.

Modalities
Image, TextImage
Price
$0.25per generation
Resolution
Up to 4K
Released
Feb 27, 2026

Nano Banana Pro overview

Resolution
Aspect ratio
Sample Nano Banana Pro image generated through AI/ML API: A ginger cat asleep on a stack of exactly three hardcover books in a rainy bookshop window at dusk. Gold lette

Nano Banana Pro by Google

Nano Banana Pro is Google's Gemini 3 Pro Image model for high-precision image generation and editing.

Nano Banana Pro specs

Model ID
google/nano-banana-pro
Developer
Google
Input
Image, Text
Output
Image
Endpoint
POST https://api.aimlapi.com/v1/images/generations

What Is Nano Banana Pro API?

Nano Banana Pro is Google’s Gemini 3 Pro Image model, described by Google as a state-of-the-art image generation and editing model built on Gemini 3 Pro.

Google positions it for higher-precision image creation, with better understanding of prompts, improved detail, and stronger support for editing workflows.

Technical Reference

DeveloperGoogle
Model IDgoogle/nano-banana-pro
Release DateFebruary 26, 2026
ModalitiesImage, Text → Image

What Nano Banana Pro Brings to the Table

Model identity
Nano Banana Pro is the public nickname for Gemini 3 Pro Image.

Purpose
Google describes it as an image generation and editing model designed for complex, multi-turn image work.

Reasoning foundation
It is built on Gemini 3 Pro and uses Gemini’s reasoning and world knowledge to visualize information more effectively.

Inputs and outputs
Google AI Studio lists text and image inputs for Nano Banana Pro, and the model page shows image output options including 1K, 2K, and 4K.

Where Nano Banana Pro Makes the Most Sense

Complex image editing
Google Cloud documentation says it is suited for challenging image generation and editing tasks that benefit from improved accuracy and image quality.

High-precision visual generation
Google says it is intended to create visuals with greater precision, depth, nuance, and detail.

Text-rich image creation
Google highlights improved legible text rendering as a capability of Nano Banana Pro.

Workspace and productivity content
Google Workspace says Nano Banana Pro is being rolled out in tools such as Slides, Vids, the Gemini app, and NotebookLM.

Nano Banana Pro vs the Alternatives

Nano Banana 2
Google Cloud identifies Nano Banana 2 as Gemini 3.1 Flash Image, while Nano Banana Pro is Gemini 3 Pro Image.

Original Nano Banana
Google’s image-generation overview distinguishes Nano Banana Pro from the earlier Nano Banana model used in Gemini image creation.

Sources: https://aistudio.google.com/models/nano-banana · https://blog.google/innovation-and-ai/products/nano-banana-pro/ · https://blog.google/innovation-and-ai/technology/ai/nano-banana-2/

Use cases

Nano Banana Pro is documented as suited to creating prototypes, including turning ideas into visual mockups and designs. It is also suited to making infographics from data or source material, including concise visual explanations and slide-ready graphics. Another documented use is turning handwritten notes or sketches into diagrams and other structured visuals. Google also describes it as useful for creating polished slide decks and visual narratives from sources in NotebookLM and Slides.

Nano Banana Pro benchmarks by Artificial Analysis

Human-preference results for Nano Banana Pro in text to image, next to models available on AI/ML API. Data retrieved Nov 3, 2026.

Text to image

Elo · text-to-image arena

AI/ML API price

USD per generation

Models on AI/ML API

Arena results for models you can call with the same API key.

Text to image

Blind pairwise human votes on images generated from text prompts. Nano Banana Pro ranks #12 of 98.

Nano Banana Pro API pricing

Nano Banana Pro pricing in US dollars
UsagePriceUnit
Image generation$0.25per generation

Prices from the AI/ML API price list, checked on Nov 4, 2026.

Nano Banana Pro vs other image models: prices

AI/ML API rates for 5 models, per generation.

AI/ML API prices in USD per generation
ModelPer generation
Nano Banana Pro$0.25
Nano Banana$0.039
Nano Banana Edit$0.04
Gemini 3 Pro Image Edit$0.15
Nano Banana Pro Edit$0.15

How to use the Nano Banana Pro API

View docs

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v1/images/generations' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "google/nano-banana-pro",
  "prompt": "A ginger cat asleep on a stack of exactly three hardcover books in a rainy bookshop window at dusk. Gold lettering on the glass reads OPEN LATE. Warm lamp light inside, raindrops and blurred neon reflections outside, 35mm film photo."
}'

Nano Banana Pro FAQ

How much does Nano Banana Pro cost?

Nano Banana Pro costs $0.25 per generation on AI/ML API, billed as you go with no subscription.

What inputs and outputs does Nano Banana Pro support?

Nano Banana Pro takes image, text as input and returns image.

When was Nano Banana Pro released?

Nano Banana Pro became available on February 27, 2026.

Can Nano Banana Pro take an existing image as input?

Yes, Nano Banana Pro accepts image input as well as a text prompt.

Who created Nano Banana Pro?

Nano Banana Pro was built by Google.

How do I call Nano Banana Pro on AI/ML API?

Send a request to https://api.aimlapi.com/v1/images/generations with google/nano-banana-pro as the model id.

Is Nano Banana Pro available through a single API key?

Yes. Nano Banana Pro is served through AI/ML API, so the same key and endpoint format used for other models applies.

What is the Nano Banana Pro model ID?

Use google/nano-banana-pro as the model parameter. Requests go to https://api.aimlapi.com/v1/images/generations with your AI/ML API key.

Start building with Nano Banana Pro

Nano Banana Pro API

google/nano-banana-pro

Build with your agent

Give your agent the model details, code and documentation.

1Get your API key

Create API key
export AIMLAPI_KEY="8f2b4c7d9a1e6b3f…"

2Make your first request

curl 'https://api.aimlapi.com/v1/images/generations' \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H 'Content-Type: application/json' \
  -d '{
  "model": "google/nano-banana-pro",
  "prompt": "A ginger cat asleep on a stack of exactly three hardcover books in a rainy bookshop window at dusk. Gold lettering on the glass reads OPEN LATE. Warm lamp light inside, raindrops and blurred neon reflections outside, 35mm film photo."
}'