Google Rolls Out 'AI Mode' to U.S. Search Users
1. Google's 'AI mode' for search launched for all U.S. users today. 2. The feature integrates a chatbot for conversational searches. 3. Google AI Ultra subscription launched at $249.99/month for enhanced tools. 4. Gemini's usage growth outpaces competitors, with 40% monthly user rate. 5. Alphabet shares fell 1.5% amid announcements; down 13% in 2025.