## Google Nano Banana 2 Text-to-Image

**Nano Banana 2 Text-to-Image** (Gemini 3.1 Flash Image) is Google’s lightweight yet powerful **AI image generation model**, built for creators who need fast, high-quality visuals from simple text prompts. It transforms words into expressive, realistic images with remarkable clarity, composition, and style diversity — all within seconds.

## Why Choose This?

-   **Fast generation** Optimized for speed while maintaining high visual quality.
    
-   **Multi-resolution support** Output in 1K, 2K, or 4K resolution based on your needs.
    
-   **Flexible aspect ratios** Multiple options including 1:1, 3:2, 2:3, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, and 21:9.
    
-   **Cinematic quality** Excels at photorealistic scenes with atmospheric lighting and anamorphic lens effects.
    
-   **Prompt Enhancer** Built-in tool to automatically improve your descriptions.
    
-   **Format choice** Export in PNG or JPEG format.
    

## Parameters

| Parameter | Required | Description |
| --- | --- | --- |
| prompt | Yes | Text description of the desired image |
| aspect\_ratio | No | Aspect ratio: 1:1, 3:2, 2:3, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9 |
| resolution | No | Output resolution: 1k (default), 2k, 4k |
| output\_format | No | Output format: png (default), jpeg |

## How to Use

1.  **Write your prompt** — describe the image in detail, including style, lighting, and composition.
2.  **Choose aspect ratio (optional)** — select a preset or leave empty for default.
3.  **Select resolution** — choose 1K, 2K, or 4K based on your needs.
4.  **Choose output format** — PNG for transparency support, JPEG for smaller file size.
5.  **Use Prompt Enhancer (optional)** — click to automatically refine your description.
6.  **Run** — submit and download your generated image.

## Pricing

| Resolution | Cost |
| --- | --- |
| 1k | $0.08 |
| 2k | $0.12 |
| 4k | $0.16 |

## Best Use Cases

-   **Cinematic Imagery** — Generate atmospheric scenes with anamorphic lens effects and film-like quality.
-   **Character Portraits** — Create detailed character illustrations with specific attributes.
-   **Social Media Content** — Produce eye-catching visuals for various platforms with flexible aspect ratios.
-   **Marketing & Ads** — Generate professional images for campaigns and promotions.
-   **Concept Art** — Visualize creative ideas with photorealistic rendering.

## Pro Tips

-   Use cinematic language like "anamorphic lens look," "neon signs reflected in puddles," or "rainy Tokyo street at night" for atmospheric results.
-   Be specific about character attributes (hair color, clothing, accessories) for consistent results.
-   Match aspect ratio to your target platform: 9:16 for Stories/Reels, 16:9 for banners, 1:1 for feeds.
-   Try the Prompt Enhancer to automatically improve your descriptions.
-   2K offers the best value — same price as 1K with higher resolution.

## Notes

-   Prompt is the only required field.
-   If aspect\_ratio is not selected, the model uses a default ratio.
-   4K resolution costs 2× the standard rate.
-   Ensure your prompts comply with Google's Safety Guidelines.

## Related Models

-   [Nano Banana Pro Text-to-Image](https://atlascloud.ai/models/google/nano-banana-pro/text-to-image) — Pro tier with enhanced quality.
-   [Nano Banana Pro Edit](https://atlascloud.ai/models/google/nano-banana-pro/edit) — Edit images with text instructions.
-   [Nano Banana 2 Edit](https://atlascloud.ai/models/google/nano-banana-2/edit) — Image editing capabilities.