IMAGE MODEL by Google DeepMind Gemini 3.1 Flash Image

Nano Banana 2

Google's Gemini 3.1 Flash Image model — the fastest in the Nano Banana lineup. Approximately 4× faster than Nano Banana Pro, with support for up to 14 reference images, real-time web search grounding, and up to 4K output. Built for high-volume workflows and rapid iteration at scale.

Speed

\~4× faster than Pro

Resolution

Up to 4K

Reference Images

Up to 14

Released

February 2026

## The fastest Nano Banana Nano Banana 2 is powered by **Gemini 3.1 Flash Image** — Google's most efficient image generation model. It delivers approximately 4× faster generation than Nano Banana Pro at roughly half the cost, while maintaining high output quality. At 1K resolution, images generate in 5–15 seconds; 4K takes 15–40 seconds. The model integrates **real-time web search grounding**, enabling accurate rendering of current products, events, and entities without requiring detailed prompts. Unnamed (1)

## Capabilities Integrated Google Search grounding renders current products, logos, and real-world entities accurately — no need to over-describe known subjects. Supports resolutions from 512px up to 4096px on either axis, with flexible aspect ratios across standard and custom dimensions. Accurate text rendering and data visualization capabilities — suitable for infographic drafts, labeled diagrams, and product callouts. ## Specifications | Feature | Details | | -------------------- | ----------------------------- | | **Underlying model** | Gemini 3.1 Flash Image | | **Resolution range** | 512px – 4096px (per axis) | | **Reference images** | Up to 14 per generation | | **Generation speed** | 5–15s (1K), 15–40s (4K) | | **Context window** | 131,072 tokens | | **Web grounding** | Yes (real-time Google Search) | | **Released** | February 26, 2026 | Unnamed (4)

## How to use Go to the **ImagineArt AI Image Generator**. From the model dropdown, choose **Nano Banana 2**. Write a focused prompt. For reference-based generation, attach your reference images before generating. Upload up to 14 reference images for product consistency, character matching, or style anchoring. Click **Generate**. Nano Banana 2 is the fastest way to explore concepts before committing to a higher-resolution model. Unnamed (3)

## Prompting tips * **Use it for exploration first** — Nano Banana 2's speed makes it ideal for validating compositions before upgrading to Nano Banana Pro or ImagineArt 2.0 for final output. * **Reference images do the heavy lifting** — Rather than describing every detail in text, pass reference images. The model excels at compositing from visual references. * **Let web grounding handle known subjects** — For branded products, logos, or real-world locations, name them directly instead of describing them. The grounding handles the rest. ### Example prompts > A sleek wireless speaker on a white marble surface, soft diffused studio lighting, product photography, crisp shadow. > A woman in a yellow raincoat standing on a mountain ridge, dramatic storm clouds, cinematic photography. Unnamed

## Compare models | Model | Speed | Reference images | Resolution | Best for | | --------------------------------------------------- | -------------------- | ---------------- | ---------- | -------------------------------- | | **Nano Banana 2** | \~4× faster than Pro | Up to 14 | Up to 4K | Rapid iteration, high-volume | | [Nano Banana Pro](/ai-models/image/nano-banana-pro) | Fast | 5 subjects | Up to 4K | Complex compositions, production | | [Nano Banana](/ai-models/image/nano-banana) | Near real-time | Up to 4 | Up to 2K | Quick edits, product swaps | Nano Banana 2 is the best starting point for any high-volume workflow. Generate at 1K to validate direction, then switch to Nano Banana Pro or ImagineArt 1.5 Pro for final 4K output.