discovery that changed how I think about AI evaluation — and led me to build an open-source testing framework. ───────────────────────────────────────── Introduction I was proud of my AI tutor called ARIA. Every metric looked excellent: deepeval faithfulness: 0.
Source: [Dev.to](https://dev.to/kumar_swamy_0b18518741d91/the-watermelon-effect-how-my-ai-scored94-in-testing-but-only-222-in-real-use-42ki)