How to Effectively Use Claude Code Sub-Agents

As a battle-tested veteran who’s been wrestling with code for over a decade, I’ve seen development tools come and go. Some tools shine like meteors—bright but brief—while others burn steady like stars. Claude Code’s Sub-Agents feature undoubtedly belongs to the latter category. It’s not just a tool; it’s like having an entire development team packed into your IDE.

How to Effectively Use Claude Code’s /add-dir Command

In modern software development, separating frontend and backend architectures has become the standard practice. Developers often need to work with multiple related but independent project directories simultaneously, such as a frontend React application and a backend API service. Claude Code’s /add-dir command is a powerful feature designed specifically to address this pain point.

What is the /add-dir Command

According to the official documentation, the /add-dir command functions to “Add additional working directories”.