CARDIAC-PURR — I built an LLM cost-router. Here's what 100 questions per provider, across 9 providers, taught me.
This story is from 2026-09-03. It is preserved in the archive; the latest stories are on the live feed.
You ship a feature, it calls GPT-4, it works beautifully, you move on. Six months later, someone checks the logs and — surprise — half your traffic is "what's my account number" going through a model smart enough to pass the bar exam. This isn't a one-off mistake, either — it's the default outcome…
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- 2026-09-03 04:26 · DEV Community — Machine Learning
CARDIAC-PURR — I built an LLM cost-router. Here's what 100 questions per provider, across 9 providers, taught me.