Google model
Nano Banana 2 (Gemini 3.1 Flash Image Preview) API cost calculator
Nano Banana 2 (Gemini 3.1 Flash Image Preview) costs $0.50 per 1M input tokens and $3 per 1M output tokens on the Google API, with a 66K-token context window. A typical request (2K input, 500 output tokens) costs $0.0025 — about $75.00/month at 1,000 requests per day. Use the calculator below to model your exact workload.
Find me a cheaper modelWhat real workloads cost on Nano Banana 2 (Gemini 3.1 Flash Image Preview)
| Workload | Tokens (in / out) | Per request | Per 1K requests |
|---|---|---|---|
| Chatbot message | 500 / 300 | $0.0011 | $1.15 |
| RAG query with context | 4,000 / 500 | $0.0035 | $3.50 |
| Document summarization | 20,000 / 1,000 | $0.01 | $13.00 |
| Agent coding session | 100,000 / 5,000 | $0.07 | $65.00 |
Nano Banana 2 (Gemini 3.1 Flash Image Preview) vs other Google models
| Model | Input /1M | Output /1M | Context |
|---|---|---|---|
| Nano Banana 2 (Gemini 3.1 Flash Image Preview) | $0.50 | $3 | 66K |
| Gemini 3.7 Flash | $0.38 | $1.88 | 1.0M |
| Gemini 3.6 Flash | $0.75 | $3.75 | 1.0M |
| Gemini 3.5 Flash Lite | $0.30 | $2.50 | 1.0M |
| Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) | $0.25 |
Frequently asked questions
How much does Nano Banana 2 (Gemini 3.1 Flash Image Preview) cost per 1M tokens?
According to current pricing data, Nano Banana 2 (Gemini 3.1 Flash Image Preview) costs $0.50 per 1M input tokens and $3 per 1M output tokens. Processing 1M tokens each way costs $3.50.
What does a typical API request to Nano Banana 2 (Gemini 3.1 Flash Image Preview) cost?
A typical request with 2,000 input tokens and 500 output tokens costs $0.0025. At 1,000 requests per day that is $2.50 daily, or about $75.00 per month.
What is Nano Banana 2 (Gemini 3.1 Flash Image Preview)'s context window?
Nano Banana 2 (Gemini 3.1 Flash Image Preview) supports a 66K-token context window (65,536 tokens).
Does Nano Banana 2 (Gemini 3.1 Flash Image Preview) support prompt caching?
No cache-read pricing is published for Nano Banana 2 (Gemini 3.1 Flash Image Preview), so every input token is billed at the full $0.50 per 1M rate.
What is a cheaper alternative to Nano Banana 2 (Gemini 3.1 Flash Image Preview)?
Ling-2.6-flash from Inclusionai is currently the cheapest comparable option at $0.01 per 1M input tokens versus $0.50 for Nano Banana 2 (Gemini 3.1 Flash Image Preview) — roughly 50x cheaper on input.
Prices may differ from Google's official pricing page for batch, tiered, or fine-tuned usage. Compare all current prices on the live model pricing dashboard, see Nano Banana 2 (Gemini 3.1 Flash Image Preview) vs Ling-2.6-flash pricing, or run Nano Banana 2 (Gemini 3.1 Flash Image Preview) head-to-head against other models in the side-by-side comparison playground.
Pricing data via the OpenRouter models API.