As AI agents evolve from code assistants to autonomous SDLC orchestrators, the missing piece is an agent harness—a governance runtime that scales autonomy without eroding trust. Drawing from Wells Fargo-scale deployments, I'll share how to architect risk-tiered multi-agent systems with replayable decisions, deterministic tool execution, and compliance baked in, cutting human oversight 40% while holding 99.9% audit readiness.
