Caching ROI Calculator
Calculate when prompt caching saves money vs. when it costs more.
Model Selection
50.0K
System prompt, few-shot examples, or any reusable context
5 times
How many times will you reuse this cached content?
Caching Economics
Cache write cost125% of input cost
Cache read cost10% of input cost
Savings per reuse90% of input cost
Break-even point1.39 reuses
V
CACHE IT!
Cache it! You'll save $0.6375 (71%)
Cost Comparison
Without Caching
$0.90
With Caching
$0.2625
You Save$0.6375 (71%)
Detailed Breakdown
| Item | Cost |
|---|---|
| Cache Write (one-time) | $0.1875 |
| Cache Read x 5 | $0.075 |
| Total with Caching | $0.2625 |
| vs. Input x 6 | $0.90 |
Cost Over Reuses
Lines cross at break-even point (~1.4 reuses)