AI

AI agent 不缺代码，它缺工程记忆 在 RAG 或 grep 之前，先给 agent 工程意图 AI 编程正在变快。 快到什么程度？ 一个需求，几分钟出代码。 一个 bug，几轮对话就修。 一个重构，agent 可以通宵跑完。 ...

It’s been a while since I’ve written. With a moment to spare today, I want to share my experiences from the past two years of AI development and entrepreneurship. Now, in the second half of 2025, having led several AI projects including my own startup, Hika, I can make a bold claim: building AI products has become deceptively easy, but building an AI business is harder than ever. Prompt is All You Need This is an insight I shared in an article a year ago, and it holds truer than ever today. Prompt Engineering, RAG, MCP, Agents—all these fancy terms are just different ways to feed a large model a prompt with the right context. ...