Google

Nano Banana 2

Name: Google Nano Banana 2
Author: Google

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Model ID:gemini-3.1-flash-image-preview

2026-02-26

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Nano Banana 2 (Gemini 3.1 Flash Image) is Google's latest image generation and editing model, delivering Pro-level visual quality at Flash speed. Built on Gemini 3.1 Flash, it combines advanced contextual understanding with fast, cost-efficient inference, making complex image generation and iterative edits significantly more accessible. It represents a major step up from the original Nano Banana in both output fidelity and creative versatility.

Google AI FreeGoogle 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

$0.045 ~ $0.151/ img

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

Calculate Cost

Source:Official Docs OpenRouter

AI Performance Evaluation

Arena Image Score

1271

±5

As of 2026-04-23

Overall Rank

🥈 No.2

55,988 Votes

Arena by Image Category

Art

1256±9🥈 No.2

Cartoon

1283±7🥈 No.2

Photorealistic

1271±7🥈 No.2

Portraits

1268±8🥈 No.2

Text Rendering

1304±7🥈 No.2

3D Modeling

1277±10🥈 No.2

Commercial Design

1280±7🥈 No.2

Source:Arena Intelligence

Output Speed

Standard Mode

82tok/s↑0

First Output 14.33s

Source:Artificial Analysis

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