Nano Banana 2.1 Playground

A free, no-signup playground for Google's Nano Banana 2.1 image model. Bring your own Gemini API key - it stays in your browser - and generate images from text or edit photos with up to 14 reference images for consistent characters. Output reaches 4K with panoramic ratios. Includes a 51-prompt library and guides comparing 2.1 with Nano Banana Pro, Nano Banana 2 and 2 Lite.