Google Gemini 3.1 Flash Image

Nano Banana 2 Guide for Fast, Consistent Image Editing

Nano Banana 2 is Google's latest fast image model for prompt-based generation and editing. In Vibet AI, it fits best when you want quick iteration, strong instruction following, reusable references, and cleaner subject consistency across repeated edits.

Fast iteration Multi-image workflows Subject consistency Text-aware generation Grounded visuals

Where It Fits Best

  • Best when you want fast edit cycles rather than slow one-off studio renders.
  • A strong fit for workflows that reuse identity references, prior outputs, or multiple input assets.
  • Particularly useful for headshots, product edits, scene transformations, localization mockups, and controlled image-to-image work.
  • Works especially well inside Vibet AI because prompt versioning, the asset reel, and the queue make repeated experiments easier to organize.

Core Capabilities

Fast image editing and generation

Google positions Nano Banana 2 as bringing Flash speed to image generation and editing. In practice, that aligns with rapid prompt iteration, queue-based testing, and workflow reuse.

Stronger subject consistency

Google's launch materials emphasize subject consistency and better instruction following, which makes the model more useful for identity-preserving portrait, character, and brand-asset workflows.

Multi-image reference workflows

The Gemini image-generation docs describe combining multiple input images and many references in one workflow, which is useful for look-match, compositing, and structured scene edits.

Text rendering and localization

Google highlights better text rendering and in-image translation, making Nano Banana 2 relevant for signs, mockups, packaging, UI concepts, and marketing creatives.

Grounded world knowledge

Google describes stronger world knowledge and search-grounded generation, which can help with more specific, factual, or named-subject visual tasks.

Flexible output formats

The Gemini API supports multiple aspect ratios and resolutions, which matters when the same prompt logic needs portrait, square, and wide outputs.

Example Workflows

These Vibet AI workflows are good starting points for prompt-driven Nano Banana 2 edits.

Prompt Recipes

Corporate headshot upgrade

Transform this casual portrait into a polished LinkedIn headshot. Preserve identity, facial structure, and expression. Restyle clothing into clean business attire, simplify distractions, rebalance lighting, and keep skin texture realistic.

Good starting point for profile-photo cleanup, especially when you want a more professional wardrobe and cleaner overall presentation.

Consistent subject, new visual style

Use image 1 as the subject identity reference and image 2 as the style reference. Recreate the subject from image 1 with the lighting, tone, and background mood of image 2 while preserving face identity, age, and expression.

Useful when the goal is consistent people or characters across multiple visual directions.

Product image cleanup with text-safe packaging

Turn this into a clean e-commerce hero image. Keep the product shape and branding layout stable, remove distractions, neutralize the background, and maintain legible packaging text where possible.

A practical fit for product shots and catalog cleanup.

Localized sign or poster edit

Keep the composition and materials of this scene intact, but translate the visible sign text into clear English while preserving perspective, spacing, and realistic surface integration.

Good for testing text rendering and in-image localization behavior.

FAQ

What is Nano Banana 2?

Google introduced Nano Banana 2 as Gemini 3.1 Flash Image, a fast image model aimed at prompt-based generation and editing with stronger instruction following, subject consistency, and grounded image creation.

Why is Nano Banana 2 interesting for Vibet AI workflows?

Vibet AI is built around repeatable prompt experiments, reusable assets, and quick iteration. A fast model becomes more valuable when you can queue multiple variants, compare prompt versions, and reuse the same references across edits.

Is Nano Banana 2 good for consistent people or characters?

Google's official launch materials emphasize subject consistency, and the Gemini image docs support multi-image reference workflows. That makes the model a good fit for identity-preserving edits, though the exact result still depends on prompt quality and input references.

Can Nano Banana 2 use multiple images?

Yes. Google's Gemini image-generation documentation supports multi-image prompting and many reference images in one workflow, which is useful for compositing, style transfer, and look-match tasks.

How does Nano Banana 2 compare with Nano Banana Pro?

Google positions Nano Banana 2 for fast, grounded image generation and editing, while Nano Banana Pro is positioned more toward higher-fidelity use cases where maximum factual accuracy matters more than speed.

Notes

  • This page combines official Google capability descriptions with workflow patterns implemented in Vibet AI.
  • Model behavior still varies by prompt wording, reference quality, and whether the task is edit-heavy, generation-heavy, or text-sensitive.

References

Related Nano Banana Guides