I was backend lead at Manus. After building agents for 2 years, I stopped using function calling entirely. Here's what I use instead.

I was backend lead at Manus. After building agents for 2 years, I stopped using function calling entirely. Here's what I use instead.

摘要

Unix命令行工具与LLM的结合展现了惊人的效率。通过单一run(command="...")工具，LLM能够直接调用CLI命令，避免了多工具选择的复杂性。Unix的文本流设计与LLM的文本处理能力天然契合，CLI命令的密度和训练数据的丰富性使得LLM无需额外学习即可上手。错误提示和帮助信息的渐进式设计进一步优化了LLM的使用体验，使其在任务执行中更加智能和高效。