OpenAI 推出 AI 浏览器，DeepSeek 发布开源 DeepSeek-OCR 模型 证券研究报告 | 2025年10月28日 人工智能周报（25 年第 43 周） 优于大市 人工智能动态：1）公司动态：①OpenAI 推出 AI 浏览器并完成 Mac 端 AI 界 面 Sky 开发商收购；②Meta 重组 AI 团队，裁员 600 人聚焦前沿模型研发； ③Google 升级 AI Studio 推出 vibeCoding，降低开发门槛强化 Gemini 生态 竞争力；④华为发布鸿蒙 6；⑤夸克上线对话助手，神秘"C 计划"正式落 地；⑥腾讯预计正式发布 ima2.0。 2）底层技术：①DeepSeek 发布开源新型文字识别模型 DeepSeek-OCR； ②腾讯发布并开源混元世界模型 1.1（WorldMirror）；③百川智能正式 发布循证增强医疗大模型 Baichuan-M2 Plus；④港科大开源 DreamOmni2 模型。 3）行业政策：①十四届全国人大常委会第十八次会议审议网络安全法修正 草案，拟新增 AI 安全与发展框架性规定，同时强化法律责任与个人信息保 护衔接；②科技部部长阴和俊在 ...

Investment Rating - The report maintains an "Outperform" rating for the AI industry, indicating expected performance above the market benchmark [3][4]. Core Insights - The AI sector has demonstrated significant impacts on the advertising business of internet giants, cloud computing scenarios, and corporate efficiency, as evidenced by Tencent's advertising growth of 20% in Q2 and Alibaba Cloud's acceleration to 26% [2][29]. - Recent developments include the launch of proprietary chips by companies like Baidu and Alibaba, which are expected to enhance market share through a complete chain layout of chips, models, and applications [2][29]. - The report recommends focusing on the AI mainline, highlighting companies such as Tencent Holdings, Alibaba, Kuaishou, Baidu Group, Meitu, and Tencent Music, which are less correlated with macroeconomic fluctuations [2][29]. Summary by Sections Company Dynamics - OpenAI launched the AI browser ChatGPT Atlas, integrating large models into web browsing processes, enhancing automation capabilities [15]. - Meta restructured its AI team, laying off 600 employees to focus on advanced model development while increasing its capital expenditure limit to $72 billion [17]. - Google upgraded its AI Studio with "vibeCoding," streamlining the development process and enhancing its competitive edge in the Gemini ecosystem [18]. - Huawei released HarmonyOS 6, enabling cross-ecosystem data transfer and introducing AI capabilities for various applications [19]. - Alibaba's Quark launched a dialogue assistant, marking the first outcome of its internal "C Plan" [20]. - Tencent is set to release the ima2.0 version, enhancing its AI productivity tools [21]. Underlying Technologies - DeepSeek introduced the open-source DeepSeek-OCR model, achieving a 7-20 times increase in text token efficiency while maintaining over 97% accuracy [22]. - Tencent released the WorldMirror model, a unified 3D reconstruction model that significantly improves processing efficiency [23]. - Baichuan Intelligent launched the Baichuan-M2 Plus model, addressing the credibility of medical AI through a six-source evidence reasoning paradigm [24]. - The Hong Kong University of Science and Technology released the DreamOmni2 model, enhancing multi-modal creative capabilities [25]. Industry Policies - The 18th meeting of the 14th National People's Congress reviewed amendments to the cybersecurity law, proposing a framework for AI safety and development [27]. - The Ministry of Science and Technology outlined core directions for AI development during the 14th Five-Year Plan, focusing on foundational research and international cooperation [28].