Why the Real Production Bottleneck for AI Agents Is the Harness, Not the Model
The article explains that when AI agents move from prototype to production, failures usually stem from the execution harness—issues like multi‑step orchestration, tool integration, context overflow, and lack of observability—rather than the underlying language model itself, and it provides a concrete seven‑layer framework (ETCLOVG) to diagnose and engineer a reliable harness.
