Nano Banana Pro (Gemini 3 Pro Image) API price, and what each image really costs
Google. Price checked 7 Nov 2026; unchanged since we started tracking it. Source: the official pricing page. google/nano-banana-pro
Price per image, and the real cost per image that works
Some images don't work first time and get redone, and you pay for those tries too. The last columns show the real cost per image that works, depending on how many work first time. The rates are examples, not measurements.
| Real cost per image that works, when this many work first time | ||||
|---|---|---|---|---|
| Option | Per image | 8 in 10 | 6 in 10 | 4 in 10 |
| 1K / 2K | $0.134 | $0.168 | $0.223 | $0.335 |
| 4K | $0.240 | $0.300 | $0.400 | $0.600 |
Note: fal.ai lists $0.15/image.
Questions
How much does the Nano Banana Pro (Gemini 3 Pro Image) API cost?
From $0.134 per image (1K / 2K), as listed on Google's own pricing page. Price checked 7 Nov 2026; unchanged since we started tracking it. Prices change often, so check the source before you set your own prices.
What does an image that works really cost with Nano Banana Pro (Gemini 3 Pro Image)?
Divide the cost per image by the share that work first time. At $0.134 per image and 6 in 10 working first time, each image that works costs $0.223, because the redone ones were paid for too.