📄 中文摘要
OpenAI于2026年3月5日发布的GPT-5.4标志着“聊天机器人”时代的结束，重点转向“执行任务”。EvoLink团队在过去一周内将GPT-5.4集成到其Agent Gateway中，提供了技术变化的详细分析和重要基准。文章强调，2026年唯一重要的基准是OSWorld验证的标准，而非传统的MMLU。开发者在将应用程序投入生产前，需要了解与经济相关的潜在问题和挑战。
GPT-5.4 时代：原生计算机使用、工具搜索与272K附加费陷阱
📄 English Summary
The GPT-5.4 Era: Native Computer Use, Tool Search, and the 272K Surcharge Trap
The release of GPT-5.4 by OpenAI on March 5, 2026, marked the end of the 'Chatbot' era, shifting the focus to 'executing missions.' The EvoLink team has spent the past week integrating GPT-5.4 into their Agent Gateway, providing a detailed technical breakdown of the changes and important benchmarks. The article emphasizes that in 2026, the only benchmark that matters is OSWorld-verified, rather than traditional MMLU. Developers need to be aware of potential economic pitfalls and challenges before shipping applications to production.