Gemini 3.1 Flash Image Model

Google Nano Banana 2

Nano Banana 2 is Google's fastest AI image generation model, combining pro-level capabilities with lightning-fast speed. Built on Gemini 3.1 Flash, it delivers stunning 4K images with advanced character consistency and world knowledge.

4K
Max Resolution
5
Character Consistency
141
Countries Available
Flash
Speed Performance

What is Nano Banana 2?

Google's next-generation image model that redefines what AI image generation can achieve

Powered by Gemini 3.1 Flash

Nano Banana 2 is technically known as Gemini 3.1 Flash Image. It inherits the high-fidelity capabilities of the previous Pro model while running at Flash-level speed, representing Google's breakthrough in balancing quality with velocity.

Pro Capabilities at Flash Speed

What makes this model revolutionary is that it doesn't sacrifice quality for performance. It achieves the same professional-grade output as the Pro variant while generating images remarkably faster, making it ideal for production workflows.

Default Across Google Ecosystem

Google has made Nano Banana 2 the default image generation model across the entire Gemini ecosystem, Google Search AI Mode, Google Lens, and the Flow video editing tool. It's available in 141 countries worldwide.

Powered by Gemini 3.1 Flash

Model Comparison: Previous Versions vs Nano Banana 2

See how this latest model compares to its predecessors in the Nano Banana family

FeatureNano BananaNano Banana ProNano Banana 2
Base ModelGemini 2.5 FlashGemini 3.0 ProGemini 3.1 Flash
Max Resolution1K4K4K
SpeedFastStandardLightning Fast
Character ConsistencyBasicAdvancedUp to 5 Characters
Object FidelityLimitedGoodUp to 14 Objects
Text RenderingGoodExcellentBest in Class

Key Features of Nano Banana 2

Explore the cutting-edge capabilities that make this Google's most powerful image generation model

4K Resolution Output

Generate images from 512px up to native 4K resolution. Whether you need web graphics or print-ready assets, the model delivers crisp, detailed output with more vibrant lighting and richer textures than ever before.

  • 512px to 4K native resolution
  • Multiple aspect ratios (4:1, 1:4, 8:1, 1:8)
  • Sharper detail and richer textures

Multi-Character Consistency

Maintain character consistency for up to 5 characters and fidelity for up to 14 objects in a single workflow. This capability makes it perfect for storytelling, storyboarding, and creating visual narratives with multiple subjects.

  • 5 consistent characters per workflow
  • 14 object fidelity tracking
  • Perfect for visual storytelling

Lightning-Fast Generation

Built on Gemini 3.1 Flash architecture, the model generates images at unprecedented speed without compromising on quality. Flash-level performance enables real-time creative workflows that were previously impossible.

  • Flash-speed processing
  • No quality compromise
  • Real-time creative workflows

Advanced Text Rendering

Generate clear, accurate text for logos, invitations, posters, and comics. The model supports multi-language text with proper placement and localization, making it ideal for global marketing campaigns and creative projects.

  • Accurate multi-language text
  • In-image text localization
  • Logo and poster design

Real-World Knowledge

Drawing from Gemini's real-world knowledge base and powered by real-time web search, the model can accurately render specific subjects, landmarks, and concepts with factual accuracy that surpasses any other AI image generator.

  • Web-search powered accuracy
  • Factual subject rendering
  • Advanced reasoning capabilities

Smart Image Editing

Change lighting conditions, adjust camera angles, modify focus, and apply style transfers from reference photos. The editing suite also supports instant resizing across different formats while preserving all visual details.

  • Lighting and angle adjustment
  • Style transfer from reference photos
  • Instant cross-format resizing

How to Use Nano Banana 2 on Vadu AI

Start creating stunning AI images in just a few simple steps

1

Select the Model

Navigate to Vadu AI's text-to-image generator and choose Nano Banana 2 from the model list. It's available in Fast, Thinking, and Pro modes.

2

Describe Your Vision

Write a detailed prompt describing the image you want to create. Be specific about subjects, lighting, style, and composition for the best results.

3

Generate and Refine

Your image will be generated at Flash speed. Use the editing tools to refine lighting, angles, or apply style transfers while maintaining consistency throughout multi-turn edits.

4

Download in 4K

Export your creations in resolutions up to 4K. All generated images include SynthID watermarks for responsible AI identification.

Pro Tips

Use Character References

The model can maintain up to 5 characters consistently. Name your characters in the prompt for better consistency across scenes.

Leverage Web Knowledge

Nano Banana 2 can access real-time web information. Reference specific places, products, or concepts for more accurate images.

Try Style Transfer

Upload a reference photo and let the model apply its texture, color, or style to your subject without starting from scratch.

Include Text in Images

This model excels at rendering text in images. Ask for specific text in your prompt for logos, posters, or marketing materials.

Creative Use Cases & Applications

Discover how creators and businesses use this model to transform their visual content

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Marketing & Advertising

Create entire ad campaigns with product mockups, social media visuals, and poster designs. The advanced text rendering and consistent branding support make Nano Banana 2 ideal for marketing teams.

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Visual Storytelling

With 5-character consistency, this is the ideal tool for comic creation, storyboarding, and children's book illustration. Maintain character appearance across dozens of scenes effortlessly.

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E-commerce

Generate product images across variants, backgrounds, and contexts. The 4K output and instant resizing capabilities make it perfect for multi-platform product showcases.

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Global Content Localization

Multi-language text rendering lets you create localized visuals for international markets. Translate and re-render text within images without regenerating the entire design.

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Game Development

Generate consistent game assets, character portraits, and environment concepts. The 14-object fidelity tracking ensures coherent visual worlds across all generated assets.

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Design & Prototyping

Style transfer and editing capabilities make rapid design prototyping effortless. Apply textures, adjust lighting, and iterate on concepts at Flash speed.

Developer Access & Integration

Integrate Nano Banana 2 into your applications through multiple developer platforms

Gemini API

Access through the Gemini API for custom integrations and applications

Vertex AI

Deploy at scale with Google Cloud's Vertex API platform

AI Studio

Experiment in Google's AI Studio environment

Vadu AI

Use Nano Banana 2 instantly on Vadu AI with no setup required

Safety & Responsible AI

Built with responsible AI principles at its core

SynthID Watermarking

Every image generated by the model includes an invisible SynthID watermark. This ensures all AI-generated outputs can be properly identified while maintaining visual quality.

C2PA Content Credentials

Compatible with C2PA Content Credentials standards, providing additional transparency and provenance tracking for all AI-generated images.

Frequently Asked Questions

Common questions about Nano Banana 2

What is Nano Banana 2?

Nano Banana 2 is Google's latest state-of-the-art image generation model, officially known as Gemini 3.1 Flash Image. It combines the professional-grade capabilities of the previous Pro version with lightning-fast speed of the Flash architecture, delivering 4K images with advanced character consistency and world knowledge.

How is Nano Banana 2 different from the Pro version?

While Nano Banana Pro is built on Gemini 3.0 Pro, Nano Banana 2 runs on Gemini 3.1 Flash. It retains the high-fidelity output of the Pro model but generates images significantly faster. Additionally, it adds support for up to 5-character consistency and 14-object fidelity tracking.

What resolutions does Nano Banana 2 support?

The model supports image generation from 512px up to native 4K resolution. It also supports unconventional aspect ratios like 4:1, 1:4, 8:1, and 1:8 alongside standard formats, giving you maximum flexibility for any use case.

Can it render text in images accurately?

Yes, Nano Banana 2 has best-in-class text rendering capabilities. It can generate clear, legible text for logos, invitations, posters, and comics in multiple languages. You can even translate and localize text within an existing image.

Where is this model available?

Nano Banana 2 is available in 141 countries through the Gemini app, Google Search AI Mode, and Google Lens. Developers can access it through the Gemini API, Vertex AI, AI Studio, and Gemini CLI. You can also use it instantly on Vadu AI.

Is the model safe and responsible?

Yes, every image created includes an invisible SynthID watermark and is compatible with C2PA Content Credentials. The model follows Google's responsible AI guidelines to ensure transparency and safety in AI-generated content.

Start Creating with Nano Banana 2 Today

Experience Google's fastest and most capable AI image generator. Try it on Vadu AI - no credit card required to start.