Google unveiled major AI advancements at I/O 2025, including Gemini 2.5 with Deep Think, AI Mode in Search, Veo 3 for video with audio, and a $249 Ultra plan aimed at power users and enterprises.

Google is testing an enhanced reasoning mode called Gemini 2.5 Pro Deep Think that uses new reasoning techniques.

Google is moving closer to its goal of autonomous agentic AI with a series of enhancements to Gemini 2.5 Pro and Flash.