想象一下餐厅后厨。平台线程就像厨师，每个厨师都有自己的灶台、案板、锅铲（对应线程的栈空间、上下文）。招聘一个厨师成本很高，要给工资、买设备、安排工位，所以后厨一般就养十几个厨师，再多就养不起了（内存开销大）。
Assistant responses (text, tool_use, thinking blocks)，推荐阅读WPS下载最新地址获取更多信息
Google Summer of Code，详情可参考哔哩哔哩
The right place to deal with external data is at the boundary, the moment you first ingest it. Validate it, normalize it, sanitize it there, not two services later when the damage is already done and the error message is "invalid column count on row 4,721."，详情可参考PDF资料