AI Tools Kit
Claude Code

Inside Claude Code's Agent Tool: How Sub-Agent Isolation Works

How Claude Code's Agent tool spawns isolated sub-agents, what context isolation actually means at the protocol level, and the design decisions behind result aggregation and failure handling.

Published May 10, 2026
15 min read
AI

AI Tools Kit

AI Tools Kit provides free developer tools for working with AI language models. Built by developers, for developers.

Learn more about us →

Related Articles

Claude Code

8 Claude Code Agent Tool Workflows You Should Be Using

Claude Code's Agent tool spawns isolated sub-agents for parallelism, context protection, and specialized tasks. These 8 workflows show where it outperforms single-session Claude by 3-10x.