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4月19日周日
4月18日周六
4月17日周五
  1. The Decoder:AI News

    OpenAI 称 ChatGPT 女性用户现已超过男性,扭转了发布时 80-20 的男性主导格局

    OpenAI 最新数据显示,ChatGPT 用户性别结构已发生显著翻转,常规使用者中女性数量现已超越男性,彻底改变了该产品 2022 年底上线时高达 80% 用户为男性的局面。此外,OpenAI 估计中国人工智能支出规模高达 1250 亿美元,并指出计算能力正成为决定 AI 竞赛胜负的核心竞争优势。

4月16日周四
  1. Gary Marcus:The Road to AI We Can Trust

    荒谬的巅峰:第二部分

    正文内容仅包含"You can't make this up"一句感叹,缺乏撰写摘要所需的具体信息(如发布的产品、技术细节、数据指标或关键变化等)。请提供完整文章内容以便提取关键信息点并完成摘要。

  2. TensorZero:实验与工程博客67

    TensorZero:别只比每百万 token 单价,LLM API 的隐性成本差距可达 5.3 倍

    TensorZero 测量发现同一输入在不同厂商的 token 计数相差可达 2.65 倍,按每百万 token 单价比较 LLM API 成本会产生误导。

    推荐理由:作者用各家官方 token 计数 API 实测同一输入的成本差异,给出可复用的比价方法,提醒只看每百万 token 单价会误判。

4月15日周三
  1. Cursor Blog70

    更强AI模型推动开发者转向更高复杂度工作

    一项针对500家公司开发者使用Cursor的八个月研究发现,在Opus 4.5和GPT-5.2等先进模型发布后,人均周AI使用量增长44%。开发者初期用更强模型完成更多同复杂度任务,4-6周后开始转向更高复杂度工作,高复杂度任务量激增68%,远超低复杂度任务的22%。媒体广告、软件工具和金融科技行业增长最为显著。任务分布呈现结构性变化:文档编写、架构设计等管理性任务增长超50%,而UI设计等独立任务仅增15%,表明开发者角色正从代码生成转向代码库管理。研究揭示了类似杰文斯悖论的效应——AI效率提升反而刺激了总需求,并可能创造新的经济活动空间。

    推荐理由:Cursor 拿 500 家公司八个月的真实数据证明了一个反直觉结论,AI 越好开发者用得越多,而且是从做更多简单活慢慢转向啃硬骨头。做 AI 产品的人该认真想想这个杰文斯效应。

  2. Rohan Paul

    Enhanced Games 是全球首个允许运动员在医疗监督下透明使用兴奋剂(PEDs)的体育赛事,彻底摒弃 WADA 反兴奋剂体系。赛事设立高额奖金(如破世界纪录奖励 $1M),旨在探索人类在无人工限制下的生理极限。该实验将产生独一无二的生理数据集,对 AI-biotech 交叉领域的研究具有极高价值。赛事已获得 $1.2B 资金支持,将于 5 月 24 日在拉斯维加斯举办。

    引用Damian Player@damianplayer

    this is INSANE! the world’s first colosseum built for ENHANCED athletes. every competitor FULLY enhanced. every dose tracked. every compound clinically approved.​​​​​​​​​​​​​​​​ $1.2B backing before a single event. built from scratch. who’s not tuning in to watch humans push past every limit we thought existed? Las Vegas. May 24

  3. Rohan Paul

    马克·扎克伯格:Meta 的广告业务现在依靠 AI 优化,而非静态人口统计。 "AI 实际上可能比你自己更能找到谁会对你的产品感兴趣。所以你最好只专注于打造最好的产品" https://t.co/Gd33SNixCJ [引用 @rohanpaul_ai]:Reuters:Meta 有望成为全球最大的数字广告公司,2026 年广告收入预计达 2434.6 亿美元,而 Google 预计为 2395.4 亿美元。 数字广告奖励那些能将海量用户行为转化为低成本、高效、自动化投放结果的平台。 Meta 的优势在于 Advantage+,这是一个自动化广告定位、创意测试、预算分配和展示位置的系统,意味着广告商手动设置更少,且通常能在相同支出下获得更好回报。 这非常符合现代广告买家的需求,因为他们越来越希望减少管理参数,并在 Instagram、Facebook、Reels、WhatsApp 和 Threads 上获得更快的性能反馈。 Google 仍拥有庞大的广告机器,但其优势主要在于搜索广告,该领域增长更稳定,而 Meta 则通过在社交信息流、短视频和消息领域更积极的扩张实现更快增长。 eMarketer 称,Meta 的广告业务预计今年增长 24.1%,高于 2025 年的 22.1%,而 Google 预计增长 11.9%,这才是差距逆转的真正原因。 --- reuters .com/business/media-telecom/meta-poised-surpass-google-digital-ad-revenue-first-time-report-says-2026-04-13/

    引用Rohan Paul@rohanpaul_ai

    Reuters: Meta is on track to become the world’s biggest digital ad company, with $243.46B in 2026 ad revenue versus Google’s projected $239.54B. Digital ads reward whichever platform can turn huge amounts of user behavior into cheap, effective, automated campaign results for brands. Meta’s edge is Advantage+, a system that automates ad targeting, creative testing, budget allocation, and placement, which means advertisers do less manual setup and often get better return from the same spending. That is a strong fit for modern ad buyers because they increasingly want fewer knobs to manage and faster performance feedback across Instagram, Facebook, Reels, WhatsApp, and Threads. Google still owns an enormous ad machine, but much of its strength sits in search ads, where growth is steadier, while Meta is growing faster by expanding more aggressively across social feeds, short video, and messaging. eMarketer says Meta’s ad business is expected to grow 24.1% this year, up from 22.1% in 2025, while Google is projected to grow 11.9%, which is the real reason the gap flips. --- reuters .com/business/media-telecom/meta-poised-surpass-google-digital-ad-revenue-first-time-report-says-2026-04-13/

  4. Rohan Paul

    旧金山检方要求无保释拘留20岁嫌犯Daniel Moreno-Gama,其涉嫌向Sam Altman住所投掷燃烧瓶并试图袭击OpenAI总部。调查人员称嫌犯持有AI CEO暗杀名单,动机源于极端反AI信念,视人工智能为人类威胁。该住所两天内遭遇第二次袭击,另有两名嫌犯因枪击案被捕。Moreno-Gama面临谋杀未遂、纵火及联邦爆炸物等多项重罪指控。

    引用Rohan Paul@rohanpaul_ai

    Anger about AI is now spilling out into real-world violence. Sam Altman’s home was hit by a second alleged attack in 2 days, with a gunshot reported early Sunday after a Molotov cocktail attack on Friday. Police arrested Amanda Tom, 25, and Muhamad Tarik Hussein, 23, after the shooting report and recovered 3 guns, while Daniel Moreno-Gama, 20, was already in custody over the earlier firebomb case. --- nypost .com/2026/04/13/us-news/openai-ceo-sam-altmans-home-allegedly-targeted-in-second-attack-in-two-days-cops-make-2-arrests

  5. Rohan Paul

    北京 2026 人形机器人半程马拉松的一些有趣时刻 https://t.co/Eo8SRBU9fc [引用 @rohanpaul_ai]:北京人形机器人半程马拉松,夜间测试。约 40% 的队伍完全自主运行,遥控跑获得 1.2× 罚分(4 月 19 日北京 E-Town 半程马拉松,100 多支队伍,300 多个人形机器人参赛) https://t.co/CKhEBlFZ3V

    引用Rohan Paul@rohanpaul_ai

    Beijing’s Humanoid Robot Half Marathon, night run test. Around 40% of teams are running fully autonomous, remote-controlled runs get a 1.2× penalty (Beijing's E-Town Half Marathon on April 19 with 100+ teams, 300+ humanoids competing) https://t.co/CKhEBlFZ3V

4月14日周二
  1. Cursor Blog62

    多智能体系统将GPU内核性能提升38%

    我们与NVIDIA合作,利用自主运行的多智能体系统,在为期三周内对235个真实CUDA内核进行了优化。该系统从零开始构建并优化Blackwell GPU内核直至汇编级别,实现了38%的几何平均速度提升,其中63%的问题超越基线,19%实现超2倍优化。这些内核直接影响AI训练与推理效率,传统上需资深工程师耗时数月乃至数年的优化工作,该系统在数周内即自主完成,并能探索更广阔解决方案空间,突破了人工逐项优化的限制。

    推荐理由:Cursor 把自家多 Agent 系统拉去优化 CUDA 内核,38% 的 geomean 提速不算炸裂,但真正值得看的是它证明了 Agent 可以在无人干预下跑三周啃硬骨头,这对做 Agent 产品的人是个强信号。

  2. The Decoder:AI News70

    Stanford 2026 年 AI 指数报告显示技术快速进步、安全担忧加剧且公众信任下降

    Stanford HAI 发布的 2026 年 AI 指数报告显示,AI 模型性能实现重大飞跃,中美技术差距显著缩小,但安全问题和公众信任危机同步加剧。报告指出,尽管 AI 能力快速提升,行业面临的安全隐忧日益严峻,公众对技术的信任度持续下滑。

    推荐理由:Stanford 年度报告把 AI 的矛盾赤裸裸摆上台面,模型啃得动博士考题却看不懂钟,编程效率暴涨却让年轻开发者就业萎缩,信任度滑向谷底,这是行业必须正视的撕裂感。

  3. Rohan Paul

    这张图表捕捉了一个历史性的转折点:首次,新发布的在线内容看起来 AI 撰写的多于人类撰写的。 这意味着互联网正开始成为一个系统,其中机器越来越多地训练、影响并相互响应。 这将重塑从搜索、信任到文化和公共知识的一切,因为网络不再只是人类思想的记录,而是一个越来越多地充满合成文本的环境。 [引用 @rohanpaul_ai]:Stanford 发布了一份 423 页的 2026 年 AI 指数报告。 模型进展并未趋于平缓,顶级系统现在在一些困难的编程、科学和数学测试中达到或超过人类基线,而一些旧基准测试正变得不那么有用,因为前沿模型在顶部聚集在一起。 在模型前沿,美国与中国的差距现在很小,美国在顶级模型数量和私人投资方面仍然领先,而中国在论文、引用、专利数量以及大部分工业部署基础方面领先。 AI 采用速度异常之快,在 3 年内达到约 53% 的全球人口水平使用,商业采用强劲,即使工具免费,估计也有巨大的消费者剩余。 负责任 AI 落后于能力,记录的 AI 事件上升到 362 起,安全报告薄弱,存在真实的权衡,改进一个安全维度可能会损害另一个指标。 硬件故事与模型故事同样重要,因为 AI 现在依赖于一个脆弱的堆栈,其中心是数据中心、巨大的能源使用,以及与 TSMC 紧密相关的芯片供应链。 劳动力信号是复杂的,因为 AI 在支持和编程等领域产生实际的生产力提升,而一些入门级软件工作已经减弱。 近期最实际的胜利可能是医学,AI 记录工具正在减少临床医生的文书工作和倦怠,尽管许多系统的强有力真实世界临床证据仍然薄弱。

    引用Rohan Paul@rohanpaul_ai

    Stanford published a 423 pages long 2026 AI index report. Model progress is not flattening, with top systems now hitting or beating human baselines on some hard coding, science, and math tests, while some older benchmarks are getting less useful because frontier models are bunching together near the top. The U.S.-China gap at the model frontier is now very small, with the U.S. still ahead in top model count and private investment, while China leads in papers, citations, patent volume, and much of the industrial deployment base. AI adoption is moving unusually fast, reaching about 53% global population-level use in 3 years, with strong business uptake and a large estimated consumer surplus even when tools are free. Responsible AI is lagging capability, with documented AI incidents rising to 362, weak safety reporting, and real tradeoffs where improving one safety dimension can hurt another metric. The hardware story is just as important as the model story, because AI now depends on a fragile stack centered on data centers, huge energy use, and a chip supply chain heavily tied to TSMC. The labor signal is mixed, because AI is producing real productivity gains in fields like support and coding while some entry-level software jobs are already weakening. The most practical near-term win may be medicine, where AI note-taking tools are reducing clinician paperwork and burnout, even though strong real-world clinical evidence is still thin for many systems.

  4. Rohan Paul

    FBI 特工突袭了被指控向 Sam Altman 住所投掷燃烧瓶的 21 岁嫌疑人的住所。 据报道,他受反 AI 观点驱使,并携带一份列有 AI 高管和投资者地址的宣言。 https://t.co/mtqbjxdkhS [引用 @rohanpaul_ai]:对 AI 的愤怒正在蔓延至现实世界的暴力行为。 Sam Altman 的住所两天内遭遇第二次疑似袭击,周五发生燃烧瓶袭击后,周日凌晨又传出枪声。 警方在接到枪击报告后逮捕了 25 岁的 Amanda Tom 和 23 岁的 Muhamad Tarik Hussein,并缴获 3 支枪支,而 20 岁的 Daniel Moreno-Gama 已因之前的燃烧弹案件被拘留。 --- nypost .com/2026/04/13/us-news/openai-ceo-sam-altmans-home-allegedly-targeted-in-second-attack-in-two-days-cops-make-2-arrests

    引用Rohan Paul@rohanpaul_ai

    Anger about AI is now spilling out into real-world violence. Sam Altman’s home was hit by a second alleged attack in 2 days, with a gunshot reported early Sunday after a Molotov cocktail attack on Friday. Police arrested Amanda Tom, 25, and Muhamad Tarik Hussein, 23, after the shooting report and recovered 3 guns, while Daniel Moreno-Gama, 20, was already in custody over the earlier firebomb case. --- nypost .com/2026/04/13/us-news/openai-ceo-sam-altmans-home-allegedly-targeted-in-second-attack-in-two-days-cops-make-2-arrests

  5. Rohan Paul

    AI正重塑小企业增长模式,使收入增速远超人员扩张。Perplexity为例:收入从$100M增至$500M(5倍增长),团队仅增34%,预计2026年再翻倍而团队不变。传统扩张需同步招聘客服、运营等,AI作为共享记忆、研究层与执行支持,消除了这一摩擦。创业前沿从劳动效率转向组织设计,稀缺资源不再是工时或招聘,而是判断力。Perplexity的Computer产品正赋能更多创业者实现高效增长。

    引用Aravind Srinivas@AravSrinivas

    Perplexity started as a small business tool for ourselves. We had 4 people and no revenue with AI at our fingertips. The pivot to Computer is actually a full circle. Founders are using it to grow companies that matter to the economy and their communities.  It’s rewarding to see it now powering small businesses and startups in big ways. Perplexity is still a startup. We just 5X’ed revenue from $100M to $500M with only 34% growth in team size. 2x revenue growth in 2026 with same small team. And we’re just warming up. Everyone here works at a small business, and everything we build is for people who build.

4月13日周一
  1. Tomasz Tunguz 博客61

    AI稀缺时代的开端

    AI算力稀缺时代正式开启。Nvidia Blackwell芯片GPU租赁价格涨至每小时4.08美元,两月内涨幅达48%;云服务商CoreWeave涨价20%并将最低合同期从一年延长至三年。Anthropic已将最新模型限制给约40个组织使用,OpenAI因算力不足被迫放弃部分项目。这标志着AI充足时代结束,"价高者得"、关系型销售、被迫多元化成为行业新常态,初创公司面临更严峻挑战。

    推荐理由:Tunguz 把 AI 算力短缺的五个特征讲得很透,关系销售与价格通胀对创业者是核心挑战,虽然文章有点旧,但判断框架仍然有效。

  2. Rohan Paul

    印度工厂工人佩戴头戴摄像头,为机器人AI采集训练数据。与语言模型不同,机器人学习物理行为需昂贵的具身数据,而机器人车队成本高昂且难以规模化。企业因此转向用工人第一人称视频作为廉价替代方案,捕捉操作序列与身体协调。在具身数据采集成本低于人工记录之前,机器人将持续从工人学习,使人类劳动双重成为AI训练基础设施。

    引用Rohan Paul@rohanpaul_ai

    Robotic data is insanely expensive and brutal to collect. It’s the only thing holding back general-purpose robots right now. Figure CEO @adcock_brett : "If we could get a pile of data in the helix stack, we would solve general robotics right now." https://t.co/YWpA20gdn5

  3. Rohan Paul

    印度工人佩戴头戴摄像头采集第一人称手部动作数据,用于训练人形机器人掌握抓取、折叠等物理技能。这揭示了当前机器人热潮仍依赖廉价人类劳动获取 embodied data。与语言模型不同,机器人需从人类动作中学习握持角度、力度调整等微观物理细节。该模式将人类劳动双重商品化:既是生产工作,又成为训练AI的数据基础设施。在具身数据采集成本降低前,机器人行业将持续依赖工人劳动作为"物理智能"的廉价来源。

    引用Rohan Paul@rohanpaul_ai

    Indian factory workers wear head-mounted cameras to capture data for training robotics AI models. This image captures a blunt truth about robotics: teaching a machine to move in the real world is still painfully expensive. What looks dystopian at first is also a clue about the bottleneck. Robots do not learn useful physical behavior from internet-scale text the way language models do. They need embodied data: hands reaching, wrists turning, objects slipping, fabric folding, tools resisting, people recovering from small mistakes in real time. That data is rare because reality is slow, messy, and costly. A robot fleet is expensive to buy, expensive to maintain, hard to supervise, and dangerous to scale in uncontrolled settings. Even teleoperation is costly, because every minute of human-guided movement requires hardware, operators, calibration, and failure recovery. So companies go looking for the cheapest possible proxy for physical intelligence. First-person video from factory workers is not the same as robot action data, but it can still be valuable because it captures sequencing, posture, bimanual coordination, and the micro-adjustments that make real work look easy. The frontier in robotics is not just better models. It is better pipelines for collecting reality itself. That is why warehouses, factories, kitchens, and repair benches matter so much: they are dense environments of repeated contact with the physical world, which is exactly what robots lack. The unsettling part is that this turns human labor into training infrastructure twice over, first as work, then as data. And until embodied data becomes cheaper to gather than human motion is to record, robotics will keep learning from workers before it fully replaces them.

4月12日周日
  1. Rohan Paul

    David Sacks 称 AI 价值已从芯片、超大规模云服务商转移至 OpenAI 等模型公司,下一阶段看应用公司(如 Palantir)能否捕获价值。Brad Gerstner 指出,自有算力使成本固定,OpenAI 算力利润率从 35% 升至 70%,Anthropic 从 -94% 转正至 40%,物理电力成主要瓶颈。

    引用Rohan Paul@rohanpaul_ai

    Brad Gerstner (@altcap): AI economics flipped: firms with owned compute keep infra costs fixed while revenue scales. OpenAI’s compute margins rose from 35% to 70%, Anthropic went from -94% to +40%, and physical power is now the main bottleneck. https://t.co/VKRUpGhoee

4月11日周六
4月10日周五
  1. Tomasz Tunguz 博客57

    创始人,装备你的代理

    买方旅程已被AI彻底改变,客户在与销售对话前会先询问AI代理。曾主导DocuSign、Grammarly和Notion营销的Lena Waters指出,企业正从"债务偿还"阶段——用AI连接本应修复的流程——迈向新范式。AI代理正加入采购委员会,对小额购买拥有决策权,它们不浏览网站而是解析结构化数据。企业需放弃面向人类的精美网页,转而以markdown等格式为AI代理提供信息,如同装备内部支持者。