Nano Banana 2
By Google DeepMind — Pro-quality AI image generation at Flash speed with 4K output
How It Works
Enter Your Prompt
Describe the image you want to create using natural language. Nano Banana 2 leverages Gemini's advanced instruction following to capture specific nuances including text overlays, character descriptions, and stylistic preferences.
Choose Resolution & Ratio
Select from 15 aspect ratios and resolution tiers (1K, 2K, or 4K) to match your use case — from quick social media previews to high-resolution print-ready assets.
Generate & Download
Nano Banana 2 generates your image in seconds with vibrant lighting, sharp details, and accurate text. Download in full resolution and use anywhere — no restrictions.
What Is Nano Banana 2?
Nano Banana 2, officially known as Gemini 3.1 Flash Image, is Google DeepMind's latest state-of-the-art AI image generation model. Released in February 2026, it combines the high-fidelity output quality previously reserved for the Nano Banana Pro tier with the speed and efficiency of Google's Flash architecture. The model is deployed across Google's ecosystem including the Gemini app, Google Search AI Mode, and developer APIs.
Built on the Gemini 3.1 Flash multimodal architecture, Nano Banana 2 embeds image generation within a conversational framework that leverages large language model reasoning. It supports resolution tiers from 1K to 4K, 15 aspect ratios including exclusive ultra-wide and ultra-tall formats, and integrates real-time web search for contextually grounded outputs. The model achieves 95% better text rendering accuracy than its predecessor and can maintain character consistency for up to 5 characters across multiple generations.
What sets Nano Banana 2 apart is its combination of Pro-level quality with Flash-tier speed at roughly half the cost of comparable models. It ranked #1 in Text-to-Image on the Artificial Analysis Image Arena benchmark shortly after launch. Its unique strengths in text rendering, character consistency, world knowledge integration, and conversational editing make it an exceptional choice for creators, marketers, and developers who need high-quality image generation at scale.
Key Features
Nano Banana 2 delivers pro-quality image generation with Google's Flash-speed architecture.
High-Resolution Up to 4K
Supports 1K, 2K, and 4K resolution tiers with pixel dimensions up to 4096x4096, suitable for everything from social media to print-quality outputs.
Accurate Text Rendering
95% better text rendering accuracy. Generates legible typography in multiple languages directly within images, ideal for marketing mockups and greeting cards.
Character Consistency
Maintains character resemblance for up to 5 characters and fidelity of up to 14 objects in a single workflow, perfect for storyboarding.
Real-World Knowledge
Leverages Gemini's knowledge base and real-time web search to accurately render specific subjects and create infographics with current data.
15 Aspect Ratios
Supports standard formats plus exclusive ultra-wide/ultra-tall ratios (4:1, 8:1, 1:4, 1:8, 21:9) not available in other models.
Flash Speed
Pro-level quality at Flash-tier latency. Generate images in seconds with vibrant lighting, sharp details, and accurate composition.
AI動画＆画像生成スイート
動画エフェクト、バーチャル試着、着せ替え、フォトスタジオ、背景除去など——最新AIモデルで実現。
AIキス動画
二人の写真をロマンチックなAIキスアニメーション動画に変換。リアルな表情と自然な動き。
AIキスラッシュ動画
自撮りをアップロードすると、魅力的な人々が両側から現れてキスするユニークな動画を生成。
AIハグ動画
写真を心温まるAIハグ動画に変換。自然な抱擁アニメーションと感情豊かな表情。
AIビキニジェネレーター
スタイリッシュなビキニや水着への滑らかで自然な着替え動画を生成。
AI筋肉ジェネレーター
写真からドラマチックな筋肉成長変身動画を作成。リアルなボディアニメーション。
AIダンス動画
誰でもエネルギッシュなダンスを踊らせる。流れるような体の動きとリズミカルなモーション。
Ghibli AI動画
写真を魔法のようなスタジオGhibli風アニメーションに変換。柔らかな水彩テクスチャと幻想的な動き。
AI GIFジェネレーター
静止画からシームレスにループするアニメーションGIFを作成。SNSやメッセージに最適。
AI漢服変身
写真を美しい伝統的な中国漢服の変身動画に変換。流れるシルクの長衣と精巧な刺繍付き。
AI着せ替え動画
シームレスな衣装チェンジ動画を作成 — AIが5〜6種類のスタイリッシュな衣装を循環。アイデンティティを保持。
Frequently Asked Questions
Everything you need to know about Nano Banana 2
Generate Stunning Images
with Nano Banana 2
Pro-quality AI image generation at Flash speed. 4K resolution, 15 aspect ratios, accurate text rendering, and character consistency.