Opus 5.5 Made Cache Reads 60% Cheaper. I Redid the Math on My Text-to-SQL Architecture
This story is from 2026-09-23. It is preserved in the archive; the latest stories are on the live feed.
TL;DR: Claude Opus 5.5 came out yesterday with cache reads at $0.20 per million tokens, 60% cheaper than Opus 5. I redid the cost math for my text-to-SQL CRM assistant. For one design choice, the cost gap between "retrieve only the relevant schema" and "send the whole schema every time, cached" shr…
Read the full story at DEV Community — AI ↗
Timeline · 1 report
- 2026-09-23 04:55 · DEV Community — AI
Opus 5.5 Made Cache Reads 60% Cheaper. I Redid the Math on My Text-to-SQL Architecture