James' Growth Diary

Jun 14, 2026 · Artificial Intelligence

Multi‑Agent Collaboration: How AI Commands AI and the New Complexity in Harness Engineering

This article dissects Claude Code's multi‑agent architecture, explaining why single‑agent designs hit context, serial, and failure walls, comparing leading frameworks, and detailing Claude's AgentTool recursion safeguards, Coordinator control‑data separation, UDS‑based swarms, IterationBudget controls, and the three engineering guardrails that keep multi‑agent systems reliable.