1. Amazon is set to overhaul its AI voice assistant, Alexa, integrating large language models (LLMs) and generative AI to answer complex questions and provide personalized news summaries; 2. Samsung has updated its AI assistant, Bixby, to better understand context and user preferences through natural language processing; 3. Google has unveiled Gemini Live, an AI voice assistant capable of natural conversation, which can be used to plan workouts based on emails or discuss YouTube content.