Prompt Caching & Batch ROI CalculatorsOpenAI
OpenAI: GPT-5.5 Pro Prompt Caching Calculator
Base Input Rate$30/M
Cache Hit Read$15.000/M(-50%)
Cache Write SurchargeFree (Automatic)
Output Rate$180/M
Simulation Parameters
Monthly Requests100,000
Input Tokens / Req8,000
Prompt Cache Hit Rate75%
Output Tokens800
Gross Uncached Cost$38,400.00
Net Bill$29,400.00
Cache Savings$9,000.00 (-23%)