Nano banana 2 AI is a web image-generation tool built on Gemini 3.1 Flash Image Preview that focuses on accurate text rendering, contextual world knowledge, and precise instruction following. It supports text-to-image and image-to-image workflows, high-resolution outputs (1K/2K/4K), batch generation, and character consistency. The product offers tiered credit-based plans, permanent download links, and commercial-use rights, making it suited for professional applications like educational materials, technical documentation, and marketing visuals.