AI can be great at one task and bad at a very similar one.
It is like a kid who nails every math quiz. Then they forget how to use a stapler.
An AI may write great emails but miss easy facts. Check its work. One amazing answer proves very little.
LLM
An LLM can be great at one task and weak at a nearby one.
AI Model Selection
Test each model on your real task, not one impressive demo.
Benchmark Validity
One high benchmark score can hide weak skills on other tasks.