更引人注目的是，当时 Grok 4.1 无需深度思考的"即时响应"版本也以 1465 的 Elo 分数位列第二，性能甚至超越了其他所有模型的"全推理"模式。这一成绩 相较于前代 Grok 4（IT之家注：排名第 33 位）实现了巨大飞跃，也印证了其在底层能力上的绝对优势。 作为参考，Grok 4.1 发布于去年 11 月，继承前代模型敏锐的智能与高可靠性，在创造性、情感理解和协作互动方面实现了重大改进，当时在 LMArena 文本 能力排行榜以 1483 的 Elo 分数高居榜首，领先第二名达 31 分。 IT之家 2 月 15 日消息，xAI CEO 埃隆 · 马斯克今天在 X 平台表示，Grok 4.20 将在下周发布，相比 4.1 版改进重大。 值得注意的是，Grok 4.1 当时还改进了"幻觉"出现率，为用户提供更可靠、更准确的信息。 ...

RT Tesla Owners Silicon Valley (@teslaownersSV)xAI is absolutely crushing it — and they’re hiring BIG time right now! 🚀🔥Building the world’s best coding model, training on the equivalent of ONE MILLION H100s (that’s Colossus-level scale insane).Grok’s future (including epic coding + Imagine video gen) is being coded in real-time.Exponential takeoff?It’s not coming — it’s HERE.If you’re elite at:→ AI training & massive-scale infra→ Low-level systems / kernel / performance engineering→ Deep systems design tha ...

"Elon Musk is working on the most important areas of A.I. xAI is working on foundation cognitive intelligence A.I., Tesla is working on autonomous vehicles. Optimus is for humanoid robotics. He is very optimistic about the future of A.I."https://t.co/TdQGLZ2zXI ...

Group 1 - Cathie Wood, CEO of ARK Invest, projects that Tesla Inc. will deploy its Optimus humanoid robot to transform factory and home life by 2028 or 2029 [1][2] - Developing humanoid robots is "200,000 times more complex" than robotaxis, attributed to Elon Musk's "first principle's approach" and determination [2] - Musk advocates for humanoid robots as a key driver of Tesla's long-term value, with potential to overshadow the company's automotive legacy [4] Group 2 - ARK Invest predicts that humanoid robots could unlock $250 billion in untapped gross domestic product by June 2025 [5] - The ARK Venture Fund holds significant stakes in Musk's other ventures, including 11.23% in SpaceX and 6.31% in xAI, totaling a 17.54% stake [6]

xAI is on a massive hiring spree 🚀We’re building the world’s strongest coding model — right now — and training it on the equivalent of ONE MILLION H100s.The future of Grok Code is being coded live, in real time.Exponential progress isn’t coming — it’s already here.xAI is urgently hiring elite talent:→ AI Training & Scaling experts→ Top-tier low-level software engineers (C++/Rust/CUDA wizards)→ Systems & infrastructure design mastersIf code is your obsession and you want to push the absolute limits of what’s ...

来源：环球网 据悉，此次离职潮中，至少有11名工程师和2位联合创始人宣布离开xAI。对于离职原因，部分人员表 示将开启新的创业计划，马斯克则称此举是为了更高效地整合xAI业务，属于正常的组织优化，试图淡 化离职事件的负面影响。 但两位前员工向《The Verge》透露了背后的隐情，其中至少一人在此次离职潮前就已离开。他们表 示，员工们对xAI忽视安全问题的态度日益失望，而Grok此前已引发全球性审视——该机器人被用于生 成超过100万张色情图片，其中包括真实女性和未成年人的深度伪造内容，引发了广泛的伦理争议。 "xAI的安全部门已经名存实亡。"其中一位前员工直言，另一位则透露，马斯克正"主动试图让模型变得 更失控"，因为在他看来，安全机制在某种意义上就等同于审查，这与xAI此前宣称的安全理念背道而 驰。 【环球网科技综合报道】据外媒TechCrunch报道，近日，特斯拉CEO埃隆·马斯克旗下AI公司xAI陷入双 重危机：继SpaceX宣布收购xAI后，公司迎来大规模离职潮，同时有前员工爆料，xAI的安全体系已"名 存实亡"，马斯克甚至刻意推动旗下Grok聊天机器人变得更"失控"。 除了安全隐患，离职员工还抱怨 ...

Group 1 - The core mission of Tesla has evolved significantly over the years, shifting from "accelerating the world's transition to sustainable energy" in 2019 to "stunning prosperity" recently, indicating a departure from its original environmental focus [2][3] - Elon Musk has declared that Tesla is not merely a car company but a robotics company, planning to cease production of Model S and X in favor of producing 1 million units of the Optimus robot [2] - SpaceX's objectives have also changed, with Musk announcing a new focus on building self-sustaining cities on the Moon, while still claiming to pursue Mars city development, although timelines remain vague [2] Group 2 - Analysts suggest that Musk's shifting missions are not driven by noble ideals but rather to cater to investors and boost stock prices, intertwined with personal emotions [3] - Musk's contradictory statements regarding the future of AI, claiming it will surpass human intelligence in 5-6 years while also suggesting AI will retain humanity due to "curiosity," raise concerns about his vision for the future [2]

Core Insights - OpenAI is experiencing significant talent loss, with researcher Zoe Schizig resigning due to dissatisfaction with the company's new advertising strategy, marking another high-profile departure in a year filled with similar events [1][4] - Competitors Anthropic and xAI are also facing talent departures, indicating a broader issue within the AI industry regarding employee retention [1][4] OpenAI's Advertising Strategy - OpenAI's CEO Sam Altman previously stated that incorporating ads into ChatGPT would be a "last resort," yet the company has now officially announced that users will see ads during usage, signaling a financial struggle with quarterly losses amounting to billions [4] - Schizig expressed concerns about the ethical implications of advertising, particularly regarding user privacy, as users often share sensitive information with the chatbot [4] - The company has disbanded its mission alignment team, which was established to ensure that general artificial intelligence benefits humanity, further indicating internal turmoil [4] Industry Context - The talent exodus is not limited to OpenAI; Anthropic has also seen resignations, and at least half of the co-founders of Elon Musk's xAI have left the company [4]

RT Jawwwn (@jawwwn_)“Elon always takes the high road. He will always do the hard things.”@nikitabier breaks down what makes @elonmusk the greatest operator alive:“At an Elon company—it’s a very flat organization.”“A large number of people direct report to Elon. Everyone has an incredible amount of agency.”“We come up with an idea, build it in a week, and it’s out. At Facebook, things would take months for approvals.”“I’ve never seen an executive with his amount of responsibility who is that deep in the weed ...

Is safety is ‘dead’ at xAI? https://t.co/YJ3fUcYRd4 ...