KCAE.EVAL:8 - Common Anti-Patterns and How to Avoid Them

A green API test establishes interface behavior, not useful advice. A stronger retriever with a weaker prompt is not a clean model comparison. An oracle candidate trial is a diagnosis, not end-to-end performance. A gold-free case is not necessarily a true no-answer case; inspect its source basis. A cheap query does not make an expensive maintained service cheap.