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Nano Banana Pro (Gemini 3 Pro Image Preview) vs Gemini 3 Pro Preview: side-by-side summary

Nano Banana Pro (Gemini 3 Pro Image Preview) and Gemini 3 Pro Preview are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.

Nano Banana Pro (Gemini 3 Pro Image Preview), from Google, has a 65,536-token context window and is priced at $2/M tokens input, $12/M tokens output on OpenRouter.

Gemini 3 Pro Preview, from Google, has a 1,048,576-token context window and is priced by the provider serving it on OpenRouter.

Context window
  • Nano Banana Pro (Gemini 3 Pro Image Preview): 65,536 tokens
  • Gemini 3 Pro Preview: 1,048,576 tokens
Price
  • Nano Banana Pro (Gemini 3 Pro Image Preview): $2/M tokens input, $12/M tokens output
  • Gemini 3 Pro Preview: Pricing varies by provider
Provided by
  • Nano Banana Pro (Gemini 3 Pro Image Preview): Google
  • Gemini 3 Pro Preview: Google
  • Nano Banana Pro (Gemini 3 Pro Image Preview) model details, providers and pricing
  • Gemini 3 Pro Preview model details, providers and pricing