Gemini 2.5 Flash Image, a.k.a. "Nano Banana," is now generally available. It is a state of the art image generation model with contextual understanding. It is capable of image generation,...
| Provider | |
|---|---|
| Input price | $0.300 / 1M tokens |
| Output price | $2.50 / 1M tokens |
| Context window | 33k tokens |
| Max output | 8k tokens |
| Modalities | image, text |
| Model ID | google/gemini-2.5-flash-image |
A 1,000-token prompt with a 500-token answer on Google: Nano Banana (Gemini 2.5 Flash Image) costs roughly $0.00155. Use the OpenRouter cost calculator to price your own prompt across 400+ models, or the token counter to measure prompt length first.
PromNest stores your prompt library and lets you run any prompt on Google: Nano Banana (Gemini 2.5 Flash Image) with your own OpenRouter key — including side-by-side comparison with other models. Browse 1,000+ ready-made prompt templates to start.