Overview
Gemini 2.5 Flash Image Preview (Nano Banana) vs Nano Banana Pro (Gemini 3 Pro Image Preview): side-by-side summary
Gemini 2.5 Flash Image Preview (Nano Banana) and Nano Banana Pro (Gemini 3 Pro Image Preview) are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Gemini 2.5 Flash Image Preview (Nano Banana), from Google, has a 32,768-token context window and is priced by the provider serving it on OpenRouter.
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, $120/M tokens output on OpenRouter.
- Context window
- Gemini 2.5 Flash Image Preview (Nano Banana): 32,768 tokens
- Nano Banana Pro (Gemini 3 Pro Image Preview): 65,536 tokens
- Price
- Gemini 2.5 Flash Image Preview (Nano Banana): Pricing varies by provider
- Nano Banana Pro (Gemini 3 Pro Image Preview): $2/M tokens input, $120/M tokens output
- Provided by
- Gemini 2.5 Flash Image Preview (Nano Banana): Google
- Nano Banana Pro (Gemini 3 Pro Image Preview): Google