李飞飞发布全新世界模型RTFM；德勤向澳洲政府退钱；OpenAI放宽成人内容引发争议｜一周AI要闻回顾

Core Insights - The article discusses the advancements in AI technologies, particularly focusing on new models and applications that enhance capabilities in various sectors, including retail, video generation, and AI infrastructure [2][3][4][5][12]. Group 1: AI Model Developments - Li Fei-Fei's World Labs launched the RTFM model, capable of real-time rendering on a single H100 GPU, addressing scalability issues in world modeling [2]. - OpenAI upgraded its Sora2 model, doubling video generation time to 15 seconds for free users and 25 seconds for Pro users, while also introducing audio generation features [3][4]. - Google's Veo 3.1 model enhances video generation with audio support and object addition capabilities, deployed across various platforms [5]. Group 2: Retail Innovations - Taobao introduced six AI shopping applications aimed at enhancing user experience during the upcoming Double 11 shopping festival, marking a significant AI integration in retail [2][4]. - AI tools for merchants on Taobao have shown impressive results, with AI-generated images and videos increasing product click-through rates by 10% [4]. Group 3: AI Infrastructure and Financials - Oracle reported a 35% gross margin on a six-year AI infrastructure project worth $60 billion, with remaining performance obligations exceeding $500 billion [12]. - Google plans to invest $15 billion in India to establish a data center and AI hub, marking its largest investment in the region [13]. Group 4: Market Trends and Challenges - OpenAI's user base is large, with 800 million monthly active users, but only 5% are paying customers, leading to significant operational losses [8]. - A report warns that the current AI investment boom may exceed historical bubbles, with concerns about diminishing returns on large language models [14].