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Glossary

Cache read vs cache write explained

The difference between paying to store context (write) and paying to reuse it (read).

Why it matters for cost

Write: 1.25x input (5-min) or 2x input (1-hour). Read: 0.1x input.

How JP the Cat surfaces it

JP the Cat reads the real token counts behind this from the local logs on your Mac and prices them at the shipped rates — so it shows up in your actual cost, not an estimate.

Common questions

What is cache read vs cache write?
The difference between paying to store context (write) and paying to reuse it (read).
How does it change what I pay?
Write: 1.25x input (5-min) or 2x input (1-hour). Read: 0.1x input.