✻Founding-member pricing: every lesson for $19/mo. The first 3 lessons are free. Start lesson 1 →
Claude Code Academy
🔥0·0 XP Log in Start free
Unit 5 of 9 · 4 lessons · 41 min

Subagents & Parallel Work

Subagents are isolated workers with their own context window, tools and instructions. You'll learn how delegation works, build custom subagents, design them with focused roles, limited tools and structured reports, and scale out with worktrees, background sessions and batch work.

Start with lesson 22 →
22

What Are Subagents?

Learn how Claude Code subagents work: separate context windows, delegation, returned summaries, the built-in Explore and…ACADEMY9 min+68 XP23

Creating a Custom Subagent

Create a custom Claude Code subagent: the markdown file format, frontmatter fields (tools, model, skills, permissionMode…ACADEMY11 min+72 XP24

Designing Effective Subagents

Design subagents that deliver: single-purpose roles, descriptions that route correctly, least-privilege tools, structure…ACADEMY10 min+70 XP25

Parallel Work: Worktrees, Background Agents & /batch

Scale Claude Code with parallel work: git worktrees, background subagents, background sessions, /batch for large changes…ACADEMY11 min+72 XP

Cookies, briefly. We use essential browser storage to save your lesson progress, XP and streak on this device. No ad trackers. Cookie policy

Start lesson 1 free →