# Nano Banana 2.1

Nano Banana 2.1 is Google's Flash-tier image generation and conversational editing model, the successor to Nano Banana 2. It is built for high-volume creative work where visual quality, text rendering and keeping a character consistent across several turns of editing matter. Its published context window is 65,536 tokens. The advertised input rate is $1.50 per million input tokens. The advertised output rate is $30.00 per million image output tokens. Text and thinking output costs $7.50 per million tokens.

- Model identifier: ` google/gemini-nano-banana-2.1 `
- Creator: Google
- Providers: Google
- Model type: Image generation
- Canonical model page: [Nano Banana 2.1](<https://impossibl.com/google/gemini-nano-banana-2.1>)
- API availability: Listed as serving through Impossibl.
- Creator release date: 2026-10-06

## Providers

Google hosts Nano Banana 2.1. Impossibl routes your request intelligently and handles failover automatically when a provider is down.

| Provider | Endpoint location | Routes | Verified context window | Tool calling |
| --- | --- | --- | --- | --- |
| Google | Not specified | 1 | Not verified | Not supported |

The model price applies whichever provider serves the request. Endpoint locations do not guarantee inference residency.

## Specs and Capabilities

- Context window: 65,536 tokens
- Maximum output tokens: Not published in the public catalog; this is separate from the context window.
- Inputs: text
- Outputs: image
- Tool calling: Not supported

## API access

Use ` google/gemini-nano-banana-2.1 ` as the model identifier through the Impossibl API.

Published API endpoints:

- ` /v1/images/generations `

[API quickstart](<https://impossibl.com/docs/agent-quickstart>) · [Models and billing documentation](<https://impossibl.com/docs/models>)

## Published API prices

All rates are in USD. An unpublished rate is unknown, not zero. Workspace-specific pricing, taxes, balance-purchase fees, billing adjustments, and tool charges can affect the amount paid.

| Usage | Published base rate | Billing unit |
| --- | --- | --- |
| Input | $1.50 | per million input tokens |
| Image output | $30.00 | per million image output tokens |
| Text and thinking output | $7.50 | per million text and thinking output tokens |
| Cache read | Not published | per million cached input tokens |
| Cache write (default retention) | Not published | per million tokens |
| Cache write (one-hour retention) | Not published | per million tokens |
| Audio input | Not published | per million audio input tokens |

## Availability and retirement

The model is listed as serving. No retirement is announced in the current public catalog.

## Frequently asked questions

### What is Nano Banana 2.1?

Nano Banana 2.1 is Google's Flash-tier image generation and conversational editing model, the successor to Nano Banana 2. It is built for high-volume creative work where visual quality, text rendering and keeping a character consistent across several turns of editing matter.

Sources: [Google image generation documentation](<https://ai.google.dev/gemini-api/docs/image-generation>); [Gemini API release notes](<https://ai.google.dev/gemini-api/docs/changelog>); [OpenRouter model listing](<https://openrouter.ai/google/gemini-nano-banana-2.1>)

### How much does Nano Banana 2.1 cost?

Nano Banana 2.1 costs $1.50 per million input tokens, $30.00 per million image output tokens, and $7.50 per million text and thinking output tokens through the Impossibl API. All rates are in USD.

### What is the context length of Nano Banana 2.1?

Nano Banana 2.1 has a 65,536-token context window through the Impossibl API.

### Does Nano Banana 2.1 support tool calling?

No. Nano Banana 2.1 does not support tool calling through the Impossibl API.

### What inputs and outputs does Nano Banana 2.1 support?

Nano Banana 2.1 accepts text as input. Nano Banana 2.1 returns image.

### How do I use Nano Banana 2.1 through an API?

Nano Banana 2.1 is available through the Impossibl API. Use google/gemini-nano-banana-2.1 as the model identifier with /v1/images/generations. The quickstart explains how to create an API key and send your first request.

### When was Nano Banana 2.1 released?

Google released Nano Banana 2.1 on October 6, 2026.

Sources: [Creator release announcement](<https://ai.google.dev/gemini-api/docs/changelog>)

## Sources and related links

Prices, limits, capabilities, endpoints, and availability come from the public Impossibl catalog. Creator documentation supplies descriptions and release dates where available; it does not override the published API offering.

- [Public Impossibl model catalog](<https://api.impossibl.com/v1/models>)
- [Full model directory as JSON](<https://impossibl.com/models.json>)
- [Nano Banana 2.1: model details and pricing](<https://impossibl.com/google/gemini-nano-banana-2.1>)
- [Model directory](<https://impossibl.com/models>)
- [Google image generation documentation](<https://ai.google.dev/gemini-api/docs/image-generation>)
- [Gemini API release notes](<https://ai.google.dev/gemini-api/docs/changelog>)
- [OpenRouter model listing](<https://openrouter.ai/google/gemini-nano-banana-2.1>)