2026-09-15

硅基流动上线开源模型 Hy4 preview,770B 总参数、1M 上下文 / 58 signals

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2026-09-1558 signals

Lead Story

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硅基流动上线开源模型 Hy4 preview,770B 总参数、1M 上下文

硅基流动(SiliconFlow)宣布开源模型 Hy4 preview 上线其平台。该模型总参数 770B、每 token 激活 49B、支持 1M 上下文,采用 Apache 2.0 协议,面向编码、分析、研究和复杂实际工作。用户可将其接入 Claude Code、Codex、Cursor 等已有工具;图片显示定价为每 1M tokens 输入 $0.834、输出 $2.501、缓存 $0.042。 🔗 阅读原文 via AIHOT · https://aihot.news/items/cmu1gt8gn097trocnxxvdhxli

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Quoting Laurie Voss

The cost of writing code collapsed, and the cost of reviewing, fixing and operating it is following, and I'm assuming it gets there. What's left of making software is finding out what people actually want, defining it precisely, and making it pleasant to use. That cost is per piece of software and doesn't transfer, so as the amount of software goes to infinity, which it will because there's no ceiling on demand, that cost becomes the whole job. — Laurie Voss , We are all Product Engineers now Tags: laurie-voss , generative-ai , agentic-engineering , ai , llms , deep-blue , careers

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AI & Builders

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DeepSeek-V4.1-Flash (Max) 进入 Agent Arena 开源模型第 3 名

DeepSeek-V4.1-Flash (Max) 进入 Agent Arena 开源模型第 3 名,净提升 +4.87%,每任务中位成本 $0.07,重塑 Pareto 前沿。其成本比第 2 名 Hy4 preview 低 68%、成绩仅差 0.09 个百分点;总榜排名第 12,Confirmed Success 信号排名 第 4(+13.75%)。 🔗 阅读原文 via AIHOT · https://aihot.news/items/cmu1jhejj0njbrocn5llfnktp

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Apple 发布新一代 Apple Intelligence,Siri AI 正式以测试版上线

Apple 发布新一代 Apple Intelligence,推出全面重构的 Siri AI,支持个人语境理解、屏幕感知、系统级应用操作和跨设备对话,今日起以英文测试版随 2027 系统更新推出,下月扩展至法语、日语、韩语、葡萄牙语和西班牙语。 🔗 阅读原文 via AIHOT · https://aihot.news/items/cmu1ju3b00pmgrocnrgwe6e9e

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The contagion of fear

The contagion of fear Bryan Cantrill responds to the tweet by former Anthropic employee Jacob Coxon confirming that many Anthropic researchers believe AI "could kill us all by the end of the decade". Bryan shares a story of his own youthful mistakes causing unjustified panic among less technical peers, and warns against doing the same: These ghoulish claims strike brazenly at the hearth, and given the obvious importance of AI, it is unsurprising that they have leapt into the mainstream, with people asking the natural question: how would that happen? The answers always rely on hand-wavy extrapolation into the future; for example, Jacob Coxon cites "hacking critical infrastructure" and "extinction-level bioweapons" without further elaboration. But Coxon is not an expert on critical infrastru

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What blog posts influenced your thinking the most?

My comment on What blog posts influenced your thinking the most? — Lobste.rs. An early Joel Spolsky one for me was The Law of Leaky Abstractions . I read that near the start of my career and it's encouraged me to always be looking for improved understanding of the layers under where I'm working, just in case one of those abstractions leaks. A more recent one, from 2018, is Migrations: the sole scalable fix to tech debt by Will Larson. I absolutely love his idea that migrations (e.g. replacing one service with a new one, or switching database engines, or whatever) are part and parcel of software engineering and are a skill that you should invest in and get good at, not avoid or treat as special one-offs. The Engineer/Manager Pendulum by Charity Majors was hugely influential for me. I

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Tech & Industry

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macOS 27 is available now

Apple released macOS 27 Golden Gate on Monday, which brings the new Siri AI assistant, Liquid Glass improvements, improved performance, and more. The update is compatible with all Macs with Apple Silicon, but not Intel Macs - Apple released its final big update for Intel-based Macs last year with macOS Tahoe. Siri AI is arguably […]

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Valve is still figuring out ‘how and when’ to do Steam Deck 2

Now that Valve has finally launched its entire 2026 hardware lineup - the Steam Controller, the Steam Machine, and today's Steam Frame - are we any closer to a next-gen Steam Deck handheld? Valve isn't saying so yet. The company is figuring out "how and when we can deliver something like that," Valve designer Pierre-Loup […]

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Trump throws out power plant climate pollution rules

The Environmental Protection Agency announced its plans today to kill any remaining standards on how much greenhouse gas pollution power plants are allowed to emit in the US. The move will only make electricity dirtier as AI, electric vehicles, and a revival of domestic manufacturing drive up power demand. The EPA's proposal today is a […]

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Countries Seek to Curb Social Media Addiction for Kids

Social media plays a significant, multifaceted role in adolescents’ development, influencing how they communicate, learn, socialize, and express themselves. The benefits, however, are accompanied by risks that can undermine youngsters’ character as well as their cognitive and social development. The potential problems include excessive screen time , social media addiction , cyberbullying , misinformation , radicalization , privacy violations , exposure to inappropriate content , sextortion , and doomscrolling . A recent study published in Nature: Human Behaviour found that adolescents who begin using social media at an early age tend to have significantly lower academic performance. A Mashable article highlights additional issues including effects on mental health , self-harm , addiction t

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AI Travel & Travel Tech

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Me and Stephen King

A hospitality professional reflects on how Stephen King's "On Writing" inspired a daily writing habit and ultimately led to publishing their first book.

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World Affairs

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Design & Culture

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Outside the Bubble

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Builders on X

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There are two ways AI progress could go very badly and that we must avoid. First, we could lose control of the future to AI. This is unacceptable; we are unapologetically on Team Humanity, and AI must always serve people. To ensure that, we need ways to ensure that alignment and safety techniques stay ahead of progress in model capabilities. Second, we could end up in a world with too much concentration of power. If an extraordinarily powerful AI is used by one person or company to impress their worldview onto everyone else, the results could be extremely dystopian. Avoiding these two threats requires walking a narrow middle path; for example, one country could gain too much power. Another example is one lab ending up with too much power.

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The world deserves confidence that American companies developing increasingly capable AI will act responsibly, especially as the trajectory of progress has steepened. Every frontier lab must deliver on this, and there is no reason any of us should come to work if we cannot. We welcome a federal framework that sets consistent safety requirements for frontier AI. But we do not believe we need to wait for an anti-trust exemption or legislation to begin the work of providing this confidence. Consistent rules to manage frontier risk so that we can maximize the benefits are a good idea (and we are excited by ideas like independent auditors). Years ago, companies like ours developed things like Responsible Scaling Policies and Preparedness Frameworks. Those were good for that moment, and focused primarily on the deployment of completed models, not what happens during their development process. Today's shift to focusing on safe development and evaluation will need new tools. For example, at OpenAI we now formulate explicit safety cases in advance of frontier reinforcement learning runs we expect to significantly increase capability, in addition to the safety work we have long done in advance of model releases. We hope that other companies will learn from our approaches and propose their own; we think shared standards for misalignment, monitoring, and safety will lead to better outcomes. We look forward to collaborating with our colleagues across the industry to formulate the best version of these. When we talk about “pacing”, we do not mean “stopping”. Progress has been rapid and will continue to be. But it should be slower than it otherwise could be; interventions like safety cases and monitoring have significant costs. Pacing will be well worth this cost; no amount of American competitive pressure should justify recklessness, or let capabilities get ahead of alignment and monitoring. Where we will need the help of our government is for international coordination. But first we should do what we can ourselves.

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Anyone else notices this problem with Astra? Astra: I have done X Me: This is wrong, you should do Y instead Astra: You're right. I should do Y Me: ... Why doesn't it just go and do Y, like the other models??

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I'm really curious who's actually managing this account https://t.co/BWu6Imtxuy

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Nominal determinism strikes again. https://t.co/rFD1V1y2D9

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Daily Feed · 2026-09-15 | Tian Peng