According to @demishassabis, Google has published info and metrics for Gemini 3 Flash on its official blog, shared on Dec 17, 2025 (source: @demishassabis on X; source: Google blog at blog.google/products/gemini/gemini-3-flash/). The post link is presented as the location for official performance details, while the tweet itself provides no further pricing or rollout specifics (source: @demishassabis on X).