Google: Nano Banana (Gemini 2.5 Flash Image)

google/gemini-2.5-flash-image

Released Oct 7, 2025Knowledge cutoff Jan 31, 202532,768 context$0.30/M input tokens$2.50/M output tokens

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, edits, and multi-turn conversations. Aspect ratios can be controlled with the image_config API Parameter(opens in new tab)

Google: Nano Banana (Gemini 2.5 Flash Image)

google/gemini-2.5-flash-image

Released Oct 7, 2025Knowledge cutoff Jan 31, 202532,768 context$0.30/M input tokens$2.50/M output tokens

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, edits, and multi-turn conversations. Aspect ratios can be controlled with the image_config API Parameter(opens in new tab)

Sample code and API for Nano Banana (Gemini 2.5 Flash Image)

OpenRouter normalizes requests and responses across providers for you.

OpenRouter provides an OpenAI-compatible completion API to 300+ models & providers that you can call directly, or using the OpenAI SDK. Additionally, some third-party SDKs are available.

In the examples below, the OpenRouter-specific headers are optional. Setting them allows your app to appear on the OpenRouter leaderboards.

Using third-party SDKs

For information about using third-party SDKs and frameworks with OpenRouter, please see our frameworks documentation.