Nano Banana 2.1
Nano Banana 2.1 (Gemini Nano Banana 2.1) is Google's image generation and editing model on the Flash tier, succeeding Nano Banana 2 and Nano Banana Pro. It improves product recontextualization, mask- and ink-based editing, and factual accuracy, and renders photorealistic skin tones, detailed materials, lighting, and coherent backgrounds. It accepts text and image inputs, returns images with optional text, and supports 1K, 2K, and 4K output plus extended aspect ratios via the image_config API Parameter.
- Organization
- Family
- gemini-flash
- Providers
- 7
- Context
- 131,072
- Output limit
- 32,768
- Knowledge
- —
- Release
- 2026-10-06
- Updated
- —
- Weights
- Closed
- Input
- text, image/png, image/jpeg, image/webp, image/heic, image/heif, video/mp4, video/mpeg, video/mov, video/avi, video/x-flv, video/mpg, video/webm, video/wmv, video/3gpp
- Output
- text, image/png, image/jpeg
- Capabilities
- —
Providers
Compare every cataloged offer for this model, including its provider, route, token limits, price, and capabilities.
| Provider | Model ID | Context | Output | Input / output · 1M | Reasoning | Tools | Structured | Details |
|---|---|---|---|---|---|---|---|---|
| Cloudflare AI Gateway | google/nano-banana-2.1 | 131,072 | 32,768 | — / — | — | — | — | View |
| Eden AI | vertex/gemini-nano-banana-2.1 | 131,072 | 32,768 | — / — | — | — | — | View |
| Eden AI | google/gemini-nano-banana-2.1 | 65,536 | 32,768 | — / — | — | — | — | View |
gemini-nano-banana-2.1 | 131,072 | 32,768 | — / — | — | — | — | View | |
| Kilo Gateway | google/gemini-nano-banana-2.1 | 65,536 | 58,982 | — / — | — | — | — | View |
| Google AI Studiovia OpenRouter | google/gemini-nano-banana-2.1 unknown | 65,536 | 58,982 | $1.50 / $7.50 | Yes | Yes | Yes | View |
| Vercel AI Gateway | google/gemini-nano-banana-2.1 | 131,072 | 32,768 | — / — | — | — | — | View |
| Vertex | gemini-nano-banana-2.1 | 131,072 | 32,768 | — / — | — | — | — | View |
Prices and limits apply to each offer. A dash means the value is not provided. OpenRouter offers show the hosting provider and routing channel separately.
Pricing
Compare token rates and cache charges across available routes and hosting configurations.
Lowest listed input and output prices across the offers above; they may belong to different providers. These are base rates, before conditional pricing, discounts or additional fees.
google/gemini-nano-banana-2.1Observed - Input
- $1.50
- Output
- $7.50
Additional fees and pricing conditions
- web search
- $0.014 / search
- image output
- $0.00003 / image
Hosting prices through OpenRouter All endpoints and cache rates
| Endpoint | Input / 1M | Output / 1M | Cache read / 1M | Cache write / 1M |
|---|---|---|---|---|
| Google AI Studiogoogle-ai-studio | $1.50 | $7.50 | — | — |
Each row is a hosting configuration. Open an offer in Providers for its full pricing conditions and additional fees. Endpoint observations may differ from the routing catalog's base price.
Performance
Review reported latency and output-throughput percentiles from the latest observed rolling window.
Time to first token · milliseconds
All latency percentiles 1 endpoints
| Endpoint | P50 | P75 | P90 | P99 |
|---|---|---|---|---|
| Google AI Studiogoogle-ai-studio | 18,394 ms | 22,960.75 ms | 34,320.5 ms | 120,057.65 ms |
Output throughput · tokens per second
All throughput percentiles 1 endpoints
| Endpoint | P50 | P75 | P90 | P99 |
|---|---|---|---|---|
| Google AI Studiogoogle-ai-studio | 0 t/s | 0 t/s | 0 t/s | 0 t/s |
Percentiles describe the observed request distribution. These are snapshots of a rolling window, not a historical time series.
Uptime
Compare successful request rates across the latest 5-minute, 30-minute, and 24-hour observations.
Reported by OpenRouter at the time of collection; rate-limited requests are excluded. A dash means no measurement was reported. This is not a live availability check.
Apps & session costs
Compare observed median session costs for applications using this model, grouped by conversation length.
| Application | Model route | Turns | Median cost / session | Details |
|---|---|---|---|---|
| Kilo Code | google/gemini-nano-banana-2.1-20261006 | 2–9 turns | $0.039979 | Details |
| Kilo Code | google/gemini-nano-banana-2.1-20261006 | 1 turn | $0.001586 | Details |
Source: OpenRouter, as of Oct 19, 2026. Published under CC BY 4.0. These are observed costs per session, not token prices or a forecast for your workload. Apps are compared separately.
Technical details & API
Explore specifications, supported parameters, reasoning controls, and API identifiers for each OpenRouter route.
google/gemini-nano-banana-2.1Observed - Context
- 65,536
- Maximum output
- 58,982
- Tokenizer
- Gemini
- Input
- image, text
- Output
- image, text
- Moderation
- No
- Added to OpenRouter
- 2026-10-06
https://openrouter.ai/api/v1google/gemini-nano-banana-2.1google/gemini-nano-banana-2.1-20261006Reasoning
- Required
- No
- Enabled by default
- Yes
- Default effort
- minimal
- Supported efforts
- high, minimal
Supported parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstemperaturetool_choicetoolstop_p
Frequently asked questions
Answers based on the model metadata and serving offers currently in the catalog.
How much does Nano Banana 2.1 cost?
Listed rates start at $1.50 per million input tokens and $7.50 per million output tokens. Prices vary by provider and configuration; see Pricing for details.
Which providers offer Nano Banana 2.1?
There are 8 cataloged offers across 7 providers. Compare model IDs, prices and limits in Providers.
What is the context window?
The cataloged model context is 131,072 tokens. Each serving endpoint may apply a different limit.
Does it support tools and structured output?
Tool calling: Not reported. Structured output: Not reported. Support can vary by endpoint.
Catalog history · 2 recorded revisions
Metadata observations since this model was first cataloged. These are not model release versions.
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