2026 Prompt Testing in Practice: Bridging Failure to Robustness
In 2026, over 68% of AI service outages stem from silent prompt failures, and this article details a four‑step, data‑driven methodology that raised prompt robustness to 99.2% in a provincial health‑insurance audit system, cutting error rates from 17.3% to 0.8% and latency by 19%.
