Old Zhang's AI Learning
Apr 13, 2026 · Artificial Intelligence
How Harness Engineering Makes or Breaks AI Agents – Lessons from Hsu’s 2026 Lecture
The article explains Harness Engineering—a set of tools that control an AI agent’s cognitive framework, capability boundaries, and behavior flow—showing how proper harnesses can turn modest models into high‑performing agents, while poor harnesses cause failures, with concrete examples, benchmarks, and research citations.
AI AgentContext EngineeringHarness Engineering
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