Sergey Brin takes bigger role as Google races to revive Gemini AI lead
AI Summary- Sergey Brin is taking a larger role in Google's Gemini effort without formal executive authority.
- Polymarket gives Google 8%, Anthropic 61% and OpenAI 22% chances for 2026.
- Google's Gemini 3 briefly led the field in late 2025 before rivals moved ahead.