RAG SystemsApr 08, 2026
The 32x vector DB cost cut most teams do not know about
A founder forwarded the latest invoice from his vector DB provider with one comment: 'this needs to come down 80% by next quarter'. The corpus had grown three times in six months and the bill had grown with it. The fix was a one-line config change with a recall trade-off small enough that the team could not measure it on their eval set.
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