Google launches Nano Banana 2 model with faster image generation
Google released Nano Banana 2, a faster and more realistic image generation model based on Gemini 3.1 Flash Image, becoming the default in Gemini apps and Search.Summary
Google has announced Nano Banana 2, its latest image generation model, built on Gemini 3.1 Flash Image. This new model offers faster image creation while maintaining high fidelity, and will become the default for image generation within the Gemini app's Fast, Thinking, and Pro modes. Initially released in August 2025, the Nano Banana series gained popularity, particularly in India, with Nano Banana Pro following in November, offering enhanced detail and quality. Nano Banana 2 supports resolutions from 512px to 4K, maintains character consistency for up to five characters, and can handle up to 14 objects in a single workflow. It will also be integrated into Google Search via Lens and AI Mode across 141 countries. Developers can access Nano Banana 2 through the Gemini API, CLI, and Vertex API, and all generated images will include a SynthID watermark and C2PA Content Credentials for verification.
(Source：TechCrunch)