## How to Build a Cheap, Yet Reliable Model Router With Jev Model routing can finally be a design choice rather than a system enhancement Out of all the smart ways to optimize an AI system, the smartest is model routing. Model routing is intelligently picking the optimal model based on the task complexity. A tiny model can handle most questions. But larger models will jump in if the task demands reasoning. A router LLM decides which model should handle it. It doesn't compromise quality or the app's capability. Everything the app should do, it will do. The end user barely notices the…