Model release · Google
gemini-nano-banana-2.1
- Model released
- Review updated
Gemini Nano Banana 2.1 is generally available for image generation and conversational editing. Google reports improvements in visual quality, prompt adherence, character consistency across turns and text rendering. It supports 1:4, 4:1, 1:8 and 8:1 aspect ratios at 1K, 2K and 4K resolutions. Google will shut down gemini-3.1-flash-image on October 29, 2026, and directs users to migrate to gemini-nano-banana-2.1.