I used one expensive model for everything and the real upgrade was LLM fallback routing
This story is from 2026-08-23. It is preserved in the archive; the latest stories are on the live feed.
I learned this the annoying way. I had an automation stack that looked clean on a diagram and messy in production: one expensive model one API path one prompt style one giant assumption that the “best” model would stay best under load For about a week, it felt smart. Then the weirdness started. A p…
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- 2026-08-23 21:55 · DEV Community — AI
I used one expensive model for everything and the real upgrade was LLM fallback routing