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WER Says 1%, but the Caller Got the Wrong Locker Code: Scoring the Words a Voice Agent Acts On

Most speech-to-text comparisons end with one number, the word error rate. It's a useful number, and I still check it first when I look at a new model. But when I'm building a voice agent that books appointments or takes order details over the phone, WER keeps telling me things are fine on calls tha…

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  1. 2026-11-12 16:28 · DEV Community — AI
    WER Says 1%, but the Caller Got the Wrong Locker Code: Scoring the Words a Voice Agent Acts On

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