A Foreword on AGENTS.md#One aspect of agents I hadn’t researched but knew was necessary to getting good results from agents was the concept of the AGENTS.md file: a file which can control specific behaviors of the agents such as code formatting. If the file is present in the project root, the agent will automatically read the file and in theory obey all the rules within. This is analogous to system prompts for normal LLM calls and if you’ve been following my writing, I have an unhealthy addiction to highly nuanced system prompts with additional shenanigans such as ALL CAPS for increased adherence to more important rules (yes, that’s still effective). I could not find a good starting point for a Python-oriented AGENTS.md I liked, so I asked Opus 4.5 to make one:
2026-02-28 11:15去年还说去火星，今年要在月球建城市，马斯克是变脸还是有新计划？飞说智行
，这一点在搜狗输入法2026中也有详细论述
In the US alone, 127 billion plastic bottles are purchased every year, according to one estimate.
Страна БРИКС захотела самой лучшей сделки с ТрампомReuters: Индия ждет удачного момента для наилучшей сделки с США
Марина Совина (ночной редактор)