AI Model Atlas / Google
Nano Banana (Gemini 2.5 Flash Image)
One million input tokens cost $0.30 and one million output tokens $2.50. Context window: 33k tokens, about 55 A4 pages.
What it costs in practice
Pricing per million tokens doesn't mean anything to anyone, so I convert it to three tasks that people actually give to models. The usage assumptions are listed for each row so you can verify them.
| Task | Input | Output | Cost |
|---|---|---|---|
| 1500-word articlebrief plus finished text in English | 1,500 tokens | 2,200 tokens | $0.0060 |
| 100 chat queries700 tokens per question and 400 per answer | 70,000 tokens | 40,000 tokens | $0.12 |
| Hour of work with an agentagent reads repository and writes fixes | 250,000 tokens | 30,000 tokens | $0.15 |
Technical details
| Provider | |
| Modalities | image + text → image + text |
| Context window | 33k tokens (~55 A4 pages) |
| Maximum response | 8k tokens |
| Step-by-step reasoning | no |
| Tool calling | no |
| Forced JSON format | yes |
| Knowledge cutoff | 2025-01-31 |
| Cache read | $0.030 per million |
| Content moderation | no extra filter |
How it compares to the rest
The database contains 469 models. In terms of input pricing Nano Banana (Gemini 2.5 Flash Image) is more expensive than 38 percent of paid models. A longer context window is available in 444 models.
Input price history
2026-09-08 · $0.302026-11-11 · $0.30
The chart shows the price of a million input tokens on consecutive measurement days. History starts on the day I launched the atlas and grows with each day. I don't backfill data.
Alternatives at a similar price
Models from other providers whose cost for the same article comes out closest.
| Model | Input / M | Output / M | 1500-word article | Context |
|---|---|---|---|---|
| Moondream 3 PreviewMoondream | $0.30 | $2.50 | $0.0060 | 32k |
| Moondream 3.1Moondream | $0.30 | $2.50 | $0.0060 | 32k |
| Nova 2 LiteAmazon | $0.30 | $2.50 | $0.0060 | 1M |
| Kimi K2 0711Moonshot AI | $0.57 | $2.30 | $0.0059 | 131k |
Compare Nano Banana (Gemini 2.5 Flash Image) with another model or go back to the full database 469 models.