Have you ever seen an AI demo where five agents talk to each other, assign tasks, debate plans, write code, review code, fix bugs, and declare victory?

It looks futuristic. It also looks suspiciously like a meeting with no manager, no agenda, and everyone speaking confidently at once.

Multi-agent systems can be useful. Specialized agents can divide work, check each other, and handle complex workflows. But they're also very easy to overcomplicate. More agents do not automatically mean more intelligence. Sometimes it just means more places for confusion to hide.

One Good Agent Beats Five Confused Agents

Before adding multiple agents, ask whether one well-instructed agent with good tools can solve the problem.