Google begins rolling out Nano Banana 2.1 for image generation and editing

Google introduced Nano Banana 2.1 on October 6, claiming improvements in visual design, mask-based editing and subject consistency over its previous models. The company said rollout began that day across Gemini, AI Mode in Search, AI Studio, Flow and other products. Arena placed it fifth in Text-to-Image and fourth in Multi-Image Edit, while one user found Nano Banana Pro more creative in a comparison.