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Gemini 3 Pro Image (Nano Banana Pro)

Advanced image generation and editing with enhanced reasoning, world knowledge grounding, and high-fidelity output

4K Max resolution

1:1, 16:9, 9:16 Formats

16 Reference images

Async Mode

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Model ID gemini-3-pro-image-preview-official /v1/images/generations

Our pricing –20% vs official

Per image pay-as-you-go

$0.227 $0.182

Pay-as-you-go · No minimums · Cancel anytime

OpenAI-compatible ( api.belugapi.com/v1)

Async generation with task tracking & webhooks

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No credit card required to test

Capabilities

What Gemini 3 Pro Image (Nano Banana Pro)
can do for you.

Native API parity with the official provider — every feature surfaced one-to-one.

Multilingual

Native support for 50+ languages

Async generation

Submit and poll, no long-lived connections needed

Content safety

Built-in moderation pipeline for compliance

Integration

2-line migration.
Zero friction.

BelugAPI is 100 % compatible with the OpenAI SDK. Point base_url to our endpoint and you're done — no refactoring, no learning curve.

Same request & response schema

Python · Node.js · REST · Go · Ruby

Synchronous & async invocation modes

Automatic failover & load balancing

Python

from openai import OpenAI

client = OpenAI(
  api_key=bel-your-key,
  base_url=https://api.belugapi.com/v1
)

img = client.images.generate(
  model=gemini-3-pro-image-preview-official,
  prompt=A photorealistic beluga whale playing a piano under aurora borealis,
  size=1024x1024,
  n=1
)
print(img.data[0].url)

Node.js

import OpenAI from openai;

const client = new OpenAI({
  apiKey:  bel-your-key,
  baseURL: https://api.belugapi.com/v1,
});

const res = await client.images.generate({
  model:  gemini-3-pro-image-preview-official,
  prompt: A photorealistic beluga whale playing a piano under aurora borealis,
  size:   1024x1024,
});
console.log(res.data[0].url);

cURL

curl https://api.belugapi.com/v1/v1/images/generations \
  -H Authorization: Bearer bel-your-key \
  -H Content-Type: application/json \
  -d {"model":"gemini-3-pro-image-preview-official","prompt":"A photorealistic beluga whale...","size":"1024x1024"}

Highlights

Built for production.

Text-to-image

Image-to-image

Multilingual text rendering

Identity preservation

Complete guide

Everything about
Gemini 3 Pro Image (Nano Banana Pro).

Specifications, pricing, capabilities, and integration tips — kept up to date with every Google release.

By Google 2 min read Updated May 2026

Advanced image generation and editing with enhanced reasoning, world knowledge grounding, and high-fidelity output

Overview

Gemini 3 Pro Image (Nano Banana Pro) is a cutting-edge ai image generator developed by Google, designed to push the boundaries of artificial intelligence-powered content generation.

This model excels in text-to-image, image-to-image, multilingual text rendering, making it a top choice for professionals seeking high-quality, scalable AI solutions. Whether you're building production applications, researching new AI capabilities, or creating stunning visual content, Gemini 3 Pro Image (Nano Banana Pro) delivers industry-leading performance and reliability.

Key Specifications

Specification	Details
Model Name	Gemini 3 Pro Image (Nano Banana Pro)
Provider	Google
Category	AI Image Generator
Model Type	Text To Image
Resolutions	1K, 2K, 4K
Supported Formats	1:1, 16:9, 9:16, 4:3, 3:4

Pricing

BelugAPI Price: $0.107/pic
Official Price: $0.13375/pic
Savings: 20%

Key Features & Capabilities

Text To Image: Advanced capability for professional-grade output.
Image To Image: Advanced capability for professional-grade output.
Multilingual Text Rendering: Advanced capability for professional-grade output.
Identity Preservation: Advanced capability for professional-grade output.

Use Cases & Applications

Marketing campaign visuals
Product photography generation
Social media content creation
Concept art and storyboarding

Frequently asked questions

What is Gemini 3 Pro Image (Nano Banana Pro) best used for?

Gemini 3 Pro Image (Nano Banana Pro) excels at text-to-image, image-to-image, multilingual text rendering, making it ideal for professional and enterprise applications.

Who developed Gemini 3 Pro Image (Nano Banana Pro)?

Gemini 3 Pro Image (Nano Banana Pro) was developed by Google, a leading AI research and development company.

How do I integrate Gemini 3 Pro Image (Nano Banana Pro) into my application?

You can integrate Gemini 3 Pro Image (Nano Banana Pro) via its official API endpoint using standard HTTP requests with your API key. SDKs are available for Python, JavaScript, and other languages.

What is the pricing model for Gemini 3 Pro Image (Nano Banana Pro)?

Pricing is based on BelugAPI price. Check the pricing section above for detailed rates.

Ready to ship? Start using Gemini 3 Pro Image (Nano Banana Pro) in under 30 seconds.

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