Nano Banana Pro (Gemini 3 Pro Image)
Nano Banana family:Nano Banana Pro (Gemini 3 Pro Image)·Nano Banana 2 (Gemini 3.1 Flash Image)·Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
Google's most advanced image generation and editing model, built on Gemini 3 Pro, with improved multimodal reasoning and real-world grounding.
Pricing
Input$2 / 1M checked Jul 19, 2026
Output$12 / 1M checked Jul 19, 2026
Google bills image generation per image on the Gemini API; token rates shown are the OpenRouter listing.
Cost bandBalanced
Free tierAI Studio has a free tier for experimentation.
Limits
Context window64k checked Jul 19, 2026
DeploymentGemini API, AI Studio, Vertex AI
OpenAI-compatible APINo
ModalitiesText, Image input, Image output
Where it fits
Best forImage generation and editing inside Gemini-based products and pipelines.
Business fitTiered image stack: Pro for quality, Flash for volume, Lite for speed.
Capabilities
Image generationImage editing
Change history
- Jun 18, 2026New modelNano Banana Pro (Gemini 3 Pro Image) added to the index $2 / 1M in / $12 / 1M out per 1M (image output billed per image by Google). OpenRouter listing
Data
Last checkedJul 19, 2026
Cross-checked againstopenrouter.ai/google/gemini-3-pro-image
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