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Nano Banana Pro

Name: Google Nano Banana Pro
Author: Google

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Model ID:gemini-3-pro-image-preview

2025-11-20

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Nano Banana Pro (Gemini 3 Pro Image) is Google's most advanced image generation and editing model, built on Gemini 3 Pro. It extends the Nano Banana family with significantly improved multimodal reasoning, real-world grounding via Search integration, and high-fidelity visual synthesis. The model offers industry-leading text rendering in images including multilingual layouts, consistent identity preservation across up to five subjects, and fine-grained creative controls such as localized edits, lighting adjustments, camera transformations, and support for 2K/4K outputs with flexible aspect ratios.

Google AI PlusGoogle AI ProGoogle AI UltraAPI|VisionReasoningWeb Search|Proprietary Model

Knowledge Cutoff

2025-01-01

The date this AI finished learning. It may not know about things that happened after this date.

Input → Output Format

The types of content this AI can receive, and what it can produce in return.

Context Memory

N/A

The maximum amount of text the AI can read and process in a single request. A larger number means it can handle longer documents or conversations.

API Cost

$0.134 ~ $0.24/ img

The cost when using without a subscription plan. Pricing may vary by quality, resolution, or generation mode.

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Source:Official Docs OpenRouter

AI Performance Evaluation

Arena Image Score

1232

±5

As of 2026-04-23

Overall Rank

No.5

82,657 Votes

Arena by Image Category

Art

1216±8No.5

Cartoon

1238±7No.5

Photorealistic

1243±6No.5

Portraits

1236±8No.5

Text Rendering

1254±7No.5

3D Modeling

1209±9No.5

Commercial Design

1237±7No.5

Source:Arena Intelligence

Output Speed

Standard Mode

28tok/s↓54

First Output 10.83s

Source:Artificial Analysis

Google