Agent Teams Coordinate multiple Claude Code instances as a team with shared task lists, inter-agent messaging, and independent context windows. Fundamentally different from subagents (Task tool): teammates communicate directly with each other, not just back to the caller. When to Use Agent Teams vs Subagents Best use cases: - Research + review from multiple perspectives simultaneously - Multi-module features where teammates own different files - Debugging with competing hypotheses (adversarial investigation) - Cross-layer coordination (frontend, backend, tests) Avoid when: - Sequential tasks…