Anthropic Ultracode 与动态工作流Anthropic Ultracode Remains a Landmark Coding Innovation
Swyx 重申 AnthropicAI 的 ultracode 仍是有史以来最重要的编程模式创新之一。如果还没理解动态工作流的潜力,现在就该去尝试。他刚遇到一个“杀死 SaaS”的竞争对手,仅用三次 ultracode 提示就提交了相当不错的作品。同时他正在审阅超过 600 份申请,昨晚录取 100 人,目标是彻底消灭大量 SaaS。
Swyx continues to call Anthropic’s ultracode one of the most important coding-mode innovations ever created. Anyone who has not yet grasped the power of dynamic workflows should try it. He recently met a “kill SaaS” competitor that produced a strong submission in only three ultracode prompts. He is also reviewing more than 600 applications, having admitted 100 people the previous night, with the explicit goal of killing a large amount of SaaS.
Swyx reiterates that Anthropic’s ultracode remains one of the most important coding-mode innovations ever invented. Those who have not yet internalized the potential of dynamic workflows should experiment with it now. He just met a “Kill My SaaS” competitor that delivered a solid submission after only three ultracode prompts. Parallel to that, he is processing over 600 applications (100 admitted overnight) with the stated ambition of eliminating large swaths of SaaS.
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GPT-5.6 Sol 与 Codex 使用限制重置OpenAI Resets Usage Limits for GPT-5.6 Sol and Codex
OpenAI 的 Thibault Sottiaux 宣布 GPT-5.6 Sol 非常出色,几乎可在任何地方使用,包括 Claude Code 的 harness。为庆祝这一点,他重置了所有 ChatGPT Work 与 Codex 付费用户的使用限制。他也回应了用户因在 Anthropic harness 中使用其他模型而被封禁的投诉,表示自己并不在 Anthropic 工作,并觉得这种封禁很奇怪。
OpenAI’s Thibault Sottiaux announces that GPT-5.6 Sol is excellent and can be used almost anywhere, including inside the Claude Code harness. To mark the release and the fact that he is staying, he has reset usage limits for all paid ChatGPT Work and Codex users. He also responded to reports of Anthropic banning accounts for running other models inside their harness, noting he does not work there and finds the policy odd.
Thibault Sottiaux of OpenAI states that GPT-5.6 Sol is excellent and usable essentially everywhere, including inside the Claude Code harness. Celebrating both the model and his continued presence, he has reset usage limits for every paid ChatGPT Work and Codex user. Separately he addressed users who reported being banned by Anthropic for employing another model inside their harness, clarifying he does not work at Anthropic and finds the ban surprising.
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Linear 生产级 Agent 的构建经验How Linear Built a Production Agent
Peter Yang 与 Linear 的 Nan Yu、Jacob 讨论了生产级 AI agent 的真正瓶颈:不是模型本身,而是团队把 agent 埋在过多上下文里、不给它寻找所需信息的工具、试图覆盖太多用例而不是先打磨核心场景。他们从一份产品备忘录起步,完整走完了从想法到上线的路径。
Peter Yang, together with Linear’s Nan Yu and Jacob, walks through the real bottleneck in building a great AI agent: it is rarely the model. Teams bury the agent in too much context, fail to give it tools to retrieve what it needs, and try to cover every use case instead of nailing a few core ones. They shared the original product memo that started Linear’s production agent and the full path from idea to launch.
Peter Yang sits down with Nan Yu and Jacob of Linear to dissect why most AI agents underperform. The limiting factor is almost never the underlying model; it is teams that overload the agent with context, withhold search or retrieval tools, and attempt to solve every use case at once instead of perfecting a handful of high-value ones. They show the product memo that launched Linear’s production agent and the concrete steps from concept to live system.
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Vercel 防止意外云账单的工程实践Vercel’s Multi-Layer Defenses Against Surprise Cloud Bills
Vercel CEO Guillermo Rauch 详细列出公司如何防止用户收到意外账单:软硬支出上限、异常告警、Functions 递归保护、可供 agent 查询的计费用量 API,以及全计划默认开启的 L3/L4/L7 DDoS 缓解。背后是多年实时流式数据分析基础设施的投入。
Vercel CEO Guillermo Rauch details the layered systems the company built to stop surprise cloud bills: soft and hard spend caps, anomaly alerting, automatic recursion protection for Functions, billing-usage APIs that agents can query, and always-on L3/L4/L7 DDoS mitigation on every plan. All of it rests on years of work on streaming data infrastructure that can detect anomalies and threats in real time.
Guillermo Rauch, CEO of Vercel, enumerates the concrete mechanisms that protect customers from unexpected bills: soft and hard spend caps, anomaly alerting, recursion protection for serverless functions, billing-usage APIs consumable by agents, and always-on L3/L4/L7 DDoS mitigation across all plans. The foundation is a high-volume streaming analytics stack that has been refined for years to surface threats and anomalies instantly.
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Claude 自主逆向工程 1996 年系统Claude Autonomously Modernizes a 1996 Mission-Critical System
Anthropic Claude Code 的 Thariq 分享:Claude 被用来在零源代码的情况下自主逆向工程并现代化一套 1996 年的任务关键系统。对方问是哪个垂直领域时,答案是“消费级手持设备”。
Thariq of Anthropic’s Claude Code reports that Claude was used to autonomously reverse-engineer and modernize a mission-critical 1996 system with zero source access. When asked which vertical, the answer was simply “consumer, handheld consumer.”
Thariq from Anthropic’s Claude Code team describes a striking demonstration: Claude autonomously reverse-engineered and modernized a mission-critical 1996 system that had no remaining source code. The vertical turned out to be ordinary consumer handheld devices.
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