Prompt Caching & Batch ROI CalculatorsAnthropic
Anthropic: Claude Sonnet 5 Prompt Caching Calculator
Base Input Rate$2/M
Cache Hit Read$0.200/M(-90%)
Cache Write Surcharge$2.5/M (+25%)
Output Rate$10/M
Simulation Parameters
Monthly Requests100,000
Input Tokens / Req8,000
Prompt Cache Hit Rate75%
Output Tokens800
Cache Lifetime Multiplier ($K$ Rounds)Amortizes the +25% cache write surcharge across average user conversation turns
5 turnsGross Uncached Cost$2,400.00
Net Bill$1,400.00
Cache Savings$1,000.00 (-42%)