资讯列表
AI聊天机器人成为“虚拟朋友”，专家担忧儿童社交发展受影响
一份最新发布的研究报告揭示，越来越多的儿童和青少年正在将人工智能聊天机器人视为“朋友”，在现实社交关系缺失的情况下，通过 ChatGPT、Character.AI 和 Snapchat 的 MyAI 等平台寻求陪伴，这一趋势引发了专家的深切担忧。 该报告由英国非营利组织 Internet Matters 发布，调查对象为1000名年龄在9至17岁之间的儿童和青少年。 结果显示，67% 的受访者经常使用 AI 聊天机器人，其中 超过三分之一（35%）表示与 AI 对话“就像在和朋友聊天”。
7/14/2025 2:02:09 PM
AI在线
Reverse Acquisition Reappears: Google Acquires Part of Windsurf's Technology and Core Team
According to The Verge, the $3 billion deal by OpenAI to acquire the viral AI coding startup Windsurf fell through last Friday.
7/14/2025 2:02:01 PM
AI在线
Major Release! Moonshot Introduces Open-Source Large Model Kimi K2 with Trillion Parameters
Chinese AI company Moonshot AI recently launched its latest open-source large language model — Kimi K2. This model adopts a mixture of experts architecture, with a total parameter count of an impressive 1 trillion, of which 32 billion parameters are activated, demonstrating excellent performance and becoming a focus of attention in the industry.Kimi K2 not only impresses with its scale of parameters, but also boasts powerful agent capabilities.
7/14/2025 2:02:00 PM
AI在线
Meta Acquires Voice AI Startup Play AI
Meta has confirmed the acquisition of Play AI, a startup focused on using artificial intelligence to generate human voices. This move will further strengthen Meta's presence in the AI field, particularly in its growing AI roles, Meta AI, wearables, and audio content creation projects.According to Bloomberg, a Meta spokesperson confirmed the acquisition.
7/14/2025 2:02:00 PM
AI在线
Meta Acquires AI Voice Startup Play AI, Strongly Expanding into the Intelligent Voice Field!
Recently, Meta announced the acquisition of Play AI, a startup that focuses on using artificial intelligence to generate natural human voices.
7/14/2025 2:01:57 PM
AI在线
Study Warns of Major Risks in Using Artificial Intelligence to Treat Chatbots
With the development of artificial intelligence technology, more and more chatbots are being applied in the field of psychotherapy. However, a recent study from Stanford University warns us that relying on AI therapy chatbots driven by large language models may pose "significant risks." This study, titled "Expressing Stigma and Inappropriate Responses Hinder Large Language Models as Safe Alternatives to Mental Health Providers," will be presented at the upcoming ACM Conference on Fairness, Accountability, and Transparency..
7/14/2025 2:01:52 PM
AI在线
The Ministry of Industry and Information Technology will release the 'International Artificial Intelligence Open Source Cooperation Initiative' at the 2025 World Artificial Intelligence Conference
The 2025 World Artificial Intelligence Conference will be held in Shanghai from July 26 to 28, 2025. To this end, the Shanghai Municipal Government's Information Office held a press conference on July 10 to introduce the progress of the conference preparations.
7/14/2025 2:01:51 PM
AI在线
New Breakthrough in Real-Time Video Generation: Meta StreamDiT Can Generate High-Quality Videos Frame by Frame with a Single GPU
Meta and researchers from the University of California, Berkeley have developed StreamDiT, a revolutionary AI model that can create 512p resolution videos in real-time at 16 frames per second, requiring only a single high-end GPU. Unlike previous methods that needed to fully generate a video clip before playback, StreamDiT enables real-time video stream generation frame by frame.The StreamDiT model has 4 billion parameters and demonstrates impressive versatility.
7/14/2025 2:01:51 PM
AI在线
Perplexity CEO Praises Kimi K2 Model and May Conduct Further Training
Recently, Aravind Srinivas, CEO of the US artificial intelligence startup Perplexity, posted an important message on social media. He stated that the company highly praised the Kimi K2 model launched by "Moonshot," and expressed the possibility of further training based on K2 in the future.
7/14/2025 2:01:37 PM
AI在线
Goldman Sachs Introduces AI New Employee Deutsch, Opening the Era of Intelligent Finance
Today, as financial technology continues to evolve, Goldman Sachs has announced the introduction of "Devin," an AI coding assistant developed by Cognition, as its new "employee." Marco Argenti, Goldman Sachs' Chief Information Officer, stated in an interview with CNBC that Devin will be used to enhance the company's development team and is expected to launch hundreds of Devin instances, with the potential to increase to thousands in the future. This move marks another breakthrough for Goldman Sachs in technological innovation..
7/14/2025 2:01:30 PM
AI在线
OpenAI Postpones Open-Source Large Model Release, Prioritizes Safety Testing
OpenAI recently announced on its official website that the open-source large model originally scheduled for release this week has been postponed. Sam Altman, co-founder and CEO of OpenAI, stated in the announcement that the main reason for the delay is the need for more time for safety testing.
7/14/2025 2:01:30 PM
AI在线
AI Chatbot Becomes a Virtual Friend, Experts Worry About Impact on Children's Social Development
A newly released research report reveals that an increasing number of children and adolescents are viewing AI chatbots as "friends," seeking companionship through platforms such as ChatGPT, Character.AI, and Snapchat's MyAI when their real-life social relationships are lacking. This trend has raised deep concerns among experts.The report, published by the UK-based nonprofit organization Internet Matters, surveyed 1,000 children and teenagers aged 9 to 17.
7/14/2025 2:01:30 PM
AI在线
Big Investment from SpaceX! Will Inject $2 Billion into xAI
Recently, according to a report from the Wall Street Journal, Elon Musk's space exploration company SpaceX plans to invest up to $2 billion in his artificial intelligence startup xAI. This investment will be SpaceX's first direct investment in xAI and also a significant capital injection for the company into another business.According to the information, this investment will be part of Morgan Stanley's $5 billion equity financing announced at the end of June, in addition to planning $5 billion in debt financing.
7/14/2025 2:01:22 PM
AI在线
用动作分块突破RL极限，伯克利引入模仿学习，超越离线/在线SOTA
如今，强化学习（Reinforcement Learning，RL）在多个领域已取得显著成果。 在实际应用中，具有长时间跨度和稀疏奖励特征的任务非常常见，而强化学习方法在这类任务中的表现仍难令人满意。 传统强化学习方法在此类任务中的探索能力常常不足，因为只有在执行一系列较长的动作序列后才能获得奖励，这导致合理时间内找到有效策略变得极其困难。
7/14/2025 1:47:29 PM
蔚来李斌：祝理想i8大卖，只要选纯电就是队友
订单又爆了？ 这是蔚来乐道L90开启预售后，外界最关注的话题。 李斌这次依然没有透露具体订单量，只表示“早上起来订单增长很快”，“达到预期”。
7/14/2025 1:45:09 PM
一凡
Windsurf交易内幕疯传：24亿美元被瓜分，背刺数百员工？
这个周末，大家都在看 OpenAI 的热闹。 起因是谷歌 DeepMind 截胡了 OpenAI 原本打算收购 Windsurf 的计划。 此前 OpenAI 就以 30 亿美元收购这家初创公司一事展开了长达数月的谈判，没想到，还是被 DeepMind 抢先了。
7/14/2025 1:25:00 PM
机器之心
ACL 2025｜自我怀疑还是自我纠正？清华团队揭示LLMs反思技术的暗面
本文第一作者是张清杰，清华大学博士生，研究方向是大语言模型异常行为和可解释性；本文通讯作者是清华大学邱寒副教授；其他合作者来自南洋理工大学和蚂蚁集团。 反思技术因其简单性和有效性受到了广泛的研究和应用，具体表现为在大语言模型遇到障碍或困难时，提示其“再想一下”，可以显著提升性能 [1]。 然而，2024 年谷歌 DeepMind 的研究人员在一项研究中指出，大模型其实分不清对与错，如果不是仅仅提示模型反思那些它回答错误的问题，这样的提示策略反而可能让模型更倾向于把回答正确的答案改错 [2]。
7/14/2025 1:19:00 PM
机器之心
天塌了！Cursor和Windsurf用户零日漏洞曝光，一键劫持，数百万开发者开源插件噩梦，网友：零信任太重要了
编译 | 沈建苗审校 | 云昭出品 | 51CTO技术栈（微信号：blog51cto）近日，一位来自 Koi Security 的安全研究员，偶然发现了一个深藏于当今 AI 编程工具基础架构中的严重零日漏洞。 如果该漏洞被利用，一个技术水平不高的攻击者就可能“一键”劫持超过一千万台设备。 Cursor 和 Windsurf 等 AI 编程助手日益流行，向全球开发者承诺“生产力加速”。
7/14/2025 12:24:07 PM
沈建苗