The problem A team I was helping upgraded their embedding model to cut cost — swapped an older general-purpose embedding model for a newer, cheaper one. No schema change, no downtime, no errors in any log. Over the next three weeks, support tickets crept up: "the assistant is confidently answer...

Source: [Dev.to](https://dev.to/speed_engineer/upgrading-your-embedding-model-doesnt-break-rag-loudly-it-breaks-it-quietly-ih6)

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