Cache hits and refreshes
Catalog row in Vendor License Metrics · Cited
- Unit
- Other
- Aliases
- cache read; cache hit
- Definition
- "Cache hits and refreshes: Reading a prompt prefix from the prompt cache, which also refreshes it."
- Counting rules
- Cache read (hit): 0.1x base input price, except 0.025x on Claude Fable 5.1 and Claude Mythos 5.1 and 0.05x on Claude Opus 5.5. For most models cache reads do not count toward ITPM rate limits.
- Floors / minimums
- None stated.
- Applies to products
- Claude API
- Related metrics
- Product category