Your AI agent passes every test. It handles edge cases. You demo it to your team and everyone nods.

Then you deploy it. And it breaks.

Not a little. Catastrophically. The kind of break where you stare at logs for three hours wondering what went wrong, only to discover your RAG pipeline silently returned the wrong chunk 40% of the time.

You're not alone. RAND Corporation found that 80-90% of AI agent projects never reach production. That's twice the failure rate of non-AI IT projects. The gap isn't about talent. It's about math.

The 95% Illusion