Nano Banana 2 (Gemini 3.1 Flash Image Preview) is a premium large language model developed by Google. With a 66K tokens context window, this model excels at complex reasoning and step-by-step problem solving, understands and analyzes images alongside text. Try Nano Banana 2 (Gemini 3.1 Flash Image Preview) instantly on ValorGPT alongside 300+ other AI models.