Claude Code · Free micro-course

Introduction to Subagents

Delegate tasks, protect context, and get more from Claude Code.

Learn how to use and create subagents in Claude Code — specialized assistants that run in isolated context windows, perform focused work, and return concise summaries. Master the full lifecycle: what subagents are, how to create and design them, and when to deploy them.

What you'll be able to do

Course structure

1

Introduction to Subagents

4 lessons— Free

  • What are subagents?
  • Creating a subagent
  • Designing effective subagents
  • Using subagents effectively
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Frequently asked questions

Who is this course for?

Developers and technical professionals who use Claude Code and want to manage context window usage more effectively. You should be comfortable using Claude Code for everyday tasks — this course teaches you how to extend it with subagents.

Is this course free?

Yes. All four lessons are free and immediately accessible. No account or payment required.

How long does the course take?

About 30 minutes. The course has four focused lessons, each covering a specific aspect of subagents in Claude Code.

Do I need prior experience with subagents?

No. The course starts with what subagents are and builds up to creating, designing, and deploying them effectively. Basic familiarity with Claude Code is the only prerequisite.

Will I build something during the course?

The course walks through creating a code-quality-reviewer subagent as a running example, including the full config file. You can follow along in your own Claude Code environment to create your first custom subagent.

Ready to start delegating to subagents?

Four focused lessons. About 30 minutes. Completely free.

Start learning — free