ReAct（Reason + Act）架构要解决的问题是开放式研究里最经典的问题。本文要做的是一个 Research Brief Agent：会上网搜索、抓取真实 URL、压缩证据，最终产出一份带真实引用的结构化简报。重点不在于功能，而在于 正确写法——不再依赖那种脆弱的 "Thought: / Action ...

In the rapidly evolving field of artificial intelligence, LangGraph has emerged as a groundbreaking tool that is transforming the way advanced AI agents, particularly research agents, are developed.

What if you could build your own AI agent, one that operates entirely on your local machine, free from cloud dependencies and API costs? Imagine having complete control over your data, making sure ...