Google's Gemini AI hits 1 billion users as DeepMind CEO Demis Hassabis steps down
Google's Gemini AI assistant reached 1 billion users in record time, matching ChatGPT's milestone, as the company reshuffles its AI leadership with DeepMind CEO Demis Hassabis transitioning to chief scientist and chairman roles. The changes come amid pressure from co-founder Sergey Brin and others to catch up with rivals OpenAI and Anthropic.