Gemini 4 Argon is Google's flagship reasoning model, built for complex software engineering, deep mathematical and scientific problem solving, and autonomous multi-step agents. Google trained it to keep context across...
Specs
google/gemini-3-pro-image-previewHow to use Nano Banana Pro (Gemini 3 Pro Image Preview) in your app
The quickest way is through an API gateway such as OpenRouter, which uses the same format as the OpenAI API. Create a key, then send a request with the model ID google/gemini-3-pro-image-preview:
Prefer no code? Many tools in our AI tools directory run on models like this one.
More models from Google
Gemini 4 Argon is Google's flagship reasoning model, built for complex software engineering, deep mathematical and scientific problem solving, and autonomous multi-step agents. Google trained it to keep context across...
Nano Banana 2.1 (Gemini Nano Banana 2.1) is Google's image generation and editing model on the Flash tier, succeeding Nano Banana 2 and Nano Banana Pro. It improves product recontextualization,...
Gemini 3.8 Flash is Google's most intelligent Flash model with significant gains from 3.7 Flash across software engineering, agentic tasks, and multi-step reasoning.
Gemini 3.7 Flash is a multimodal model from Google for fast agentic workflows, coding, and complex multi-step reasoning. It is designed for tasks that require responsive performance and reliable multi-step...
Gemini 3.6 Flash is a high-efficiency model from Google for coding, agentic workflows, and web and app development. It is designed to produce polished outputs with fewer unnecessary edits and...
Gemini 3.5 Flash Lite is a high-efficiency model from Google with upgraded agentic capabilities. It is suited for subagents that execute focused tasks within complex, multi-agent workflows.
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is Google's fastest, most cost-efficient Gemini image model, built for high-velocity developer pipelines and rapid-fire visual exploration. It delivers text-to-image generation...
Questions about Nano Banana Pro (Gemini 3 Pro Image Preview)
What is Nano Banana Pro (Gemini 3 Pro Image Preview)?
Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...
How big is the context window of Nano Banana Pro (Gemini 3 Pro Image Preview)?
Nano Banana Pro (Gemini 3 Pro Image Preview) can read up to 65,536 tokens in one request, roughly 49,152 words.
How much does Nano Banana Pro (Gemini 3 Pro Image Preview) cost?
Through OpenRouter, Nano Banana Pro (Gemini 3 Pro Image Preview) costs about $2.00 / 1M tokens for input and $12.00 / 1M tokens for output. Prices change, so check before large jobs.
Is Nano Banana Pro (Gemini 3 Pro Image Preview) open source?
Nano Banana Pro (Gemini 3 Pro Image Preview) does not have downloadable weights. You use it through Google or an API provider.
What can Nano Banana Pro (Gemini 3 Pro Image Preview) take as input?
Nano Banana Pro (Gemini 3 Pro Image Preview) accepts image, text and produces image, text.
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Specs and prices come from OpenRouter and the provider, and are refreshed daily. Last checked 20 Nov 2025.