Tencent Technical Engineering

Aug 27, 2026 · Artificial Intelligence

AI Coding Deep Dive: Why Humans Must Retreat to Judgment, Not Code Review

This 20k-word article shares production lessons from building AI coding agents: prompts hit diminishing returns so constraints must move into frameworks; orchestration requires runtime sovereignty; evaluation needs executable criteria like mutation kill rates; humans shift from code review to judgment gates; and nested verification loops replace trust with verifiable facts.