68% of Multi-Agent Deployments Fail Within 72 Hours. The Models Are Fine. The Coordination Layer Is Missing.

A 2026 survey of 1,200+ multi-agent deployments found that 68% fail within 72 hours of going live. Not from bad models. Not from hallucinations. From missing architectural patterns in the coordination layer. The failure rates are worse than most teams expect. Research shows multi-agent LLM systems f