Google Nano Banana Pro
Google's Gemini 3 Pro image model, built for accurate text rendering, multi-image blending and studio-grade composition at up to 4K.
Nano Banana Pro is a cloud image-generation model built by Google. It generates images from a text prompt, and can take reference images to guide style or composition (image-to-image). It outputs up to 4K across 10 aspect ratios. Images can be saved as PNG, JPEG, and WebP. It runs through Runware, OpenRouter, Replicate, and Google using your own API key, from about $0.138 per image.
- Released
- Nov 2025
- Pricing
- $0.138 per image
- Max resolution
- 4K
- Aspect ratios
- 1:1, 16:9, 9:16 +7 more
- Image-to-image
- Up to 14 reference images
- Output formats
- PNG, JPEG, WebP
Samples
Generated with Nano Banana Pro via Runware. The same three prompts run against every model in the catalog, first result kept, so the only thing that changes between two models’ tiles is the model.
Materials, reflections, macro detail
Skin texture, lighting, shallow depth of field
Text rendering, layout, flat colour
Google and Google DeepMind build the Gemini family of multimodal models, the Imagen and Nano Banana image models, the Lyria music models, and the Veo video models.
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