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google/gemini-2-5-flash-image
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Nano Banana (Gemini 2.5 Flash Image)
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](https://openrouter.ai/docs/features/multimodal/image-generation#image-aspect-ratio-configuration)
10/7/2025
32,768 tokens
Specifications
Modalities
Input
image
text
Output
image
text
Supported Parameters
max_tokens
response_format
seed
stop
structured_outputs
temperature
top_p