Shuge Unlimited

Apr 17, 2026 · Artificial Intelligence

From 6.7% to 68.3%: How Harness Engineering’s Six Pillars Reshape AI Agent Development

The article shows that swapping only the harness around a fixed model can boost performance from 6.7% to 68.3%, then details a six‑layer harness architecture, context‑usage thresholds, entropy management, code‑level constraints, and practical roadmaps drawn from real‑world AI agent teams.