LLM on Symbol's Notes

LLM on Symbol's Noteshttps://hongsymbol.online/tags/llm/Recent content in LLM on Symbol's NotesHugozh-cnMon, 11 May 2026 19:30:00 +0800假如 LLM 无限上下文了，RAG 还有意义吗？https://hongsymbol.online/posts/rag-vs-infinite-context/Mon, 11 May 2026 19:30:00 +0800https://hongsymbol.online/posts/rag-vs-infinite-context/上下文窗口从 4K 飙到 200 万 token，很多人觉得 RAG 要凉了。但这个判断错在三个层面。RAG 不会消亡，而是在进化——从 Naive RAG 到 Agentic RAG，解析 5 个 RAG 依然不可替代的理由。Prompt Engineering 实战指南：从 Zero-Shot 到 Multi-Agenthttps://hongsymbol.online/posts/prompt-engineering-guide/Sat, 28 Feb 2026 14:00:00 +0800https://hongsymbol.online/posts/prompt-engineering-guide/一份来自实战的 Prompt Engineering 指南，涵盖 Zero-Shot、Few-Shot、CoT、ReAct 等核心 pattern，附带真实业务案例。