OpenAI launched its "12 Days of OpenAI" event, releasing the o1 reasoning model and a new ChatGPT Pro tier. Amazon unveiled its Nova AI models, a range of foundational models for processing text, images, and video. Google announced a weather AI system capable of 15-day accurate forecasts. Further advancements were reported in areas such as automated reasoning checks, improved AI chatbots, and robotic technologies like a restaurant chef robot and a healthcare robot for children. Finally, the report highlights significant industry investments in infrastructure, such as Meta's exploration of nuclear power for AI projects.