[Google](/ai-gateway/models/labs/google)

# Nano Banana Pro (Gemini 3 Pro Image)

Nano Banana Pro (Gemini 3 Pro Image) (Nano Banana Pro) is Google's advanced native image generation model built for professional and creative workflows, with accurate diagram labeling, web-search-grounded imagery, and higher resolution output. Your use is subject to Google's [Terms](https://policies.google.com/terms/generative-ai) & [Privacy](https://policies.google.com/privacy) Policies.

Image GenWeb SearchImplicit CachingVision (Image)

[Use with AI Gateway](https://vercel.com/d?to=%2F%5Bteam%5D%2F%7E%2Fai%3Futm_source%3Dgateway-model-page%26utm_campaign%3Dai-gateway-models&title=Get+Started+with+Vercel+AI+Gateway) [View docs](https://vercel.com/docs/ai-gateway)

AI SDKChat CompletionsMessagesResponses

```
1import { generateText } from 'ai'
2

3const result = await generateText({
4  model: 'google/gemini-3-pro-image',
5  prompt: 'Render a picture of a red balloon.',
6});
```

[Read docs](https://vercel.com/docs/ai-gateway/sdks-and-apis/ai-sdk)

[Overview](/ai-gateway/models/gemini-3-pro-image) [API](/ai-gateway/models/gemini-3-pro-image/api) [About](/ai-gateway/models/gemini-3-pro-image/about) [Providers](/ai-gateway/models/gemini-3-pro-image/providers) [Throughput](/ai-gateway/models/gemini-3-pro-image/throughput) [Latency](/ai-gateway/models/gemini-3-pro-image/latency) [Uptime](/ai-gateway/models/gemini-3-pro-image/uptime) [Status](/ai-gateway/models/gemini-3-pro-image/status) [Similar](/ai-gateway/models/gemini-3-pro-image/similar) [FAQ](/ai-gateway/models/gemini-3-pro-image/faq)

## [Copy link to heading](#playground)Playground

Try out Nano Banana Pro (Gemini 3 Pro Image) by Google. Usage is billed to your team at API rates. Free users (those who haven't made a payment) get $5 of credits every 30 days.

![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75)Nano Banana Pro (Gemini 3 Pro Image)

Prompt

Describe what you want the model to generate.

Reference images(optional)

Add up to 4 images

Images to generate

1234

Aspect ratio

Auto1:12:33:23:44:34:55:49:1616:921:9

Resolution

1K

2K

4K

![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=96&q=75)

Your generated image will appear here

## [Copy link to heading](#providers)Providers

Route requests across multiple providers. Copy a provider slug to set your preference. Visit the [docs](/docs/ai-gateway/provider-options) for more info. Using a provider means you agree to their terms, listed under Legal.

| Provider |
| --- |

| Input | Output | Cache | Web Search | Capabilities | ZDR | No Training | Free Tier | Release Date |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |

| ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) [Google](/ai-gateway/models/providers/google) Legal:[Terms](https://policies.google.com/terms/generative-ai)•[Privacy](https://policies.google.com/privacy) | $2/M+2 more | $12/M+2 more $0.13/img+3 more | Read:$0.20/M+2 more Write:— | $14/K \+ input costs | +1 |  |  |  | 09/01/2025 |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| ![vertex logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fvertex%2520ai.png&w=48&q=75) [Google Vertex AI](/ai-gateway/models/providers/vertex) Legal:[Terms](https://cloud.google.com/terms/service-terms)•[Privacy](https://cloud.google.com/privacy) | $2/M+1 more | $12/M+1 more $0.13/img+3 more | Read:$0.20/M+1 more Write:— | $14/K+1 more \+ input costs |  |  |  |  | 09/01/2025 |  |

## [Copy link to heading](#throughput)Throughput24 hours

1W

1D

P50 throughput on live AI Gateway traffic, in tokens per second (TPS). Visit the [docs](https://vercel.com/docs/ai-gateway/models-and-providers/metrics) for more info.

## [Copy link to heading](#latency)Latency24 hours

1W

1D

P50 time to first token (TTFT) on live AI Gateway traffic, in milliseconds. View the [docs](https://vercel.com/docs/ai-gateway/models-and-providers/metrics) for more info.

## [Copy link to heading](#uptime)Uptime24 hours

1W

1D

1H

Direct request success rate on AI Gateway and per-provider. Visit the [docs](https://vercel.com/docs/ai-gateway/models-and-providers/uptime) for more info.

1W

1D

1H

## [Copy link to heading](#more-models-by-google)More models by Google

All

Text

Code

Video Input

| Model |
| --- |

| Context | Latency | Throughput | Input | Output | Cache | Web Search | Capabilities | Providers | ZDR | No Training | Free Tier | Release Date |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |

| ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) [google/gemini-3.7-flash](/ai-gateway/models/gemini-3.7-flash) | 1M | 2.6s | 432tps | $1.50/M$0.75/M | $7.50/M$3.75/M | Read:$0.15/M$0.08/M Write:— | — | +3 | ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) ![vertex logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fvertex%2520ai.png&w=48&q=75) |  |  |  | 08/13/2026 |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) [google/gemini-3.5-flash-lite](/ai-gateway/models/gemini-3.5-flash-lite) | 1M | 0.5s | 438tps | $0.30/M | $2.50/M | Read:$0.03/M Write:— | $14/K+1 more \+ input costs | +3 | ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) ![vertex logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fvertex%2520ai.png&w=48&q=75) |  |  |  | 07/21/2026 |  |
| ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) [google/gemini-3.6-flash](/ai-gateway/models/gemini-3.6-flash) | 1M | 1.8s | 188tps | $1.50/M$0.75/M | $7.50/M$3.75/M | Read:$0.15/M$0.08/M Write:— | $14/K+1 more \+ input costs | +3 | ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) ![vertex logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fvertex%2520ai.png&w=48&q=75) |  |  |  | 07/21/2026 |  |
| ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) [google/gemini-3.1-flash-lite](/ai-gateway/models/gemini-3.1-flash-lite) | 1M | 0.6s | 288tps | $0.25/M | $1.50/M | Read:$0.03/M Write:— | $14/K+1 more \+ input costs | +3 | ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) ![vertex logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fvertex%2520ai.png&w=48&q=75) |  |  |  | 05/07/2026 |  |
| ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) [google/gemini\-3-flash](/ai-gateway/models/gemini-3-flash) | 1M | 0.7s | 174tps | $0.50/M+1 more | $3/M+1 more | Read: $0.05/M+1 more Write: — | $14/K+1 more \+ input costs | +3 | ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) ![vertex logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fvertex%2520ai.png&w=48&q=75) |  |  |  | 12/17/2025 |  |
| ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) [google/gemini-2.5-flash-lite](/ai-gateway/models/gemini-2.5-flash-lite) | 1M | 0.2s | 338tps | $0.10/M | $0.40/M | Read:$0.01/M Write:— | $35/K+1 more \+ input costs | +3 | ![google logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fgoogle.png&w=48&q=75) ![vertex logo](/vc-ap-vercel-marketing/_next/image?url=https%3A%2F%2F7nyt0uhk7sse4zvn.public.blob.vercel-storage.com%2Fdocs-assets%2Fstatic%2Fdocs%2Fai-gateway%2Flogos%2Fvertex%2520ai.png&w=48&q=75) |  |  |  | 06/17/2025 |  |

## [Copy link to heading](#about-nano-banana-pro-gemini-3-pro-image)About Nano Banana Pro (Gemini 3 Pro Image)

Nano Banana Pro (Gemini 3 Pro Image) (internally codenamed Nano Banana Pro) is Google's image generation model for professional and creative use cases that demand more than basic image synthesis. It has three headline capabilities: accurate label generation in diagrams and charts, integration of Google web search to ground images in up-to-date real-world information, and higher resolution output with higher multi-image input limits for complex compositing.

The diagram and labeling capability is particularly significant for technical teams. Generating an architectural diagram, data pipeline schematic, or annotated system map with accurate text labels has historically been a weak point for image models. Nano Banana Pro (Gemini 3 Pro Image) handles these workflows directly.

Unlike dedicated image generation APIs, Nano Banana Pro (Gemini 3 Pro Image) is a multimodal model that outputs both text and images through `generateText`. A single request can return a written description, a diagram, and explanatory annotations together. This makes it suitable for documentation generation, creative briefing, and technical illustration workflows where you need mixed-media output.

## [Copy link to heading](#what-to-consider-when-choosing-a-provider)What To Consider When Choosing a Provider

- Configuration: Because this is a multimodal model that uses `generateText` (not `generateImage`) for image output, ensure your integration handles both `result.text` and `result.files` in the response when processing generated images.
- Zero Data Retention: Zero Data Retention is available for this model. It is offered on a per-provider and model basis. See the [documentation](https://vercel.com/docs/ai-gateway/security-and-compliance/zdr) for details.
- Authentication: AI Gateway authenticates requests using an [API key](https://vercel.com/docs/ai-gateway/authentication-and-byok#api-key-authentication) or [OIDC token](https://vercel.com/docs/ai-gateway/authentication-and-byok#oidc-token-authentication). You do not need to manage provider credentials directly.

## [Copy link to heading](#when-to-use-nano-banana-pro-gemini-3-pro-image)When to Use Nano Banana Pro (Gemini 3 Pro Image)

### Best for

- Labeled technical diagrams: Generating architecture charts and data flow visualizations with accurate labeling
- High-resolution creative workflows: Requiring higher resolution images and multi-image compositing
- Web-search-grounded imagery: Applications that need image generation grounded in current real-world information via web search
- Mixed-media pipelines: A single request should return both explanatory text and accompanying images
- Professional design and documentation: Workflows where image quality must match that of prior-generation flagship models

### Consider alternatives when

- Pure image generation: You need images without text output (consider `google/imagen-4.0-generate-001` or `google/imagen-4.0-ultra-generate-001`)
- Language-only reasoning: Your use case has no image generation requirement (consider `google/gemini-3-pro-preview`)
- Flash-tier speed and cost: Generation speed matters more than pro-level quality (consider `google/gemini-3.1-flash-image-preview`)
- Video output required: Still images are not sufficient (consider the Veo model family)

## [Copy link to heading](#conclusion)Conclusion

Nano Banana Pro (Gemini 3 Pro Image) fills a gap in AI-assisted technical documentation and professional creative production. It generates accurately labeled diagrams and web-search-grounded imagery at higher resolutions. For teams building tools that produce technical illustrations, enriched visual content, or composite image workflows, it exposes capabilities that simpler image-generation models do not.