Nano Banana Pro (Gemini 3 Pro Image Preview) API Cost Calculator
Estimate your monthly API costs for Nano Banana Pro (Gemini 3 Pro Image Preview) from Google.
Pricing per 1M tokens
Pricing last verified: Mar 21, 2026
30-Day Price History
Solid line: input price · Dashed line: output price
Estimate Your Costs
What are you building?
Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| Gemini 3 Pro Preview Google | $2.00 | $12.00 |
| Gemini 3.1 Pro Preview Google | $2.00 | $12.00 |
| Gemini 3.1 Pro Preview Custom Tools Google | $2.00 | $12.00 |
| Gemini 2.5 Pro Preview 06-05 Google | $1.25 | $10.00 |
| Gemini 2.5 Pro Preview 05-06 Google | $1.25 | $10.00 |
Frequently Asked Questions
How much does Nano Banana Pro (Gemini 3 Pro Image Preview) cost per token?
Nano Banana Pro (Gemini 3 Pro Image Preview) is priced at $2.00 per 1M input tokens and $12.00 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for Nano Banana Pro (Gemini 3 Pro Image Preview)?
Nano Banana Pro (Gemini 3 Pro Image Preview) has a context window of 65.5K tokens (65,536 tokens). The maximum output length is 32.8K tokens.
Does Nano Banana Pro (Gemini 3 Pro Image Preview) support image inputs (vision)?
Yes, Nano Banana Pro (Gemini 3 Pro Image Preview) supports vision/image inputs. You can send images as part of your prompts.
How does Nano Banana Pro (Gemini 3 Pro Image Preview) compare to similar models?
Nano Banana Pro (Gemini 3 Pro Image Preview) costs $2.00 input and $12.00 output per 1M tokens. Gemini 2.5 Pro Preview 05-06 is less expensive at $1.25 input and $10.00 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the Gemini 2.5 Pro Preview 05-06 page at /tools/cost-calculator/google/gemini-2-5-pro-preview-05-06.