LICENSEWARE
Anthropic Metric

Cache writes

Catalog row in Vendor License Metrics · Cited

Unit
Other
Aliases
5m cache writes; 1h cache writes; prompt caching
Definition
"5m cache writes: Writing a prompt prefix to the 5-minute prompt cache." "1h cache writes: Writing a prompt prefix to the 1-hour prompt cache."
Counting rules
5-minute cache write: 1.25x base input price; 1-hour cache write: 2x base input price. "Cache write tokens are charged when content is first stored." Multipliers stack with the Batch API discount and data residency.
Floors / minimums
None stated.
Applies to products
  • Claude API
Product category
Esc