AI API monthly cost calculator
Estimate AI inference and token costs from your request volume, input/output tokens, caching and batch usage. Compare up to four models and their channels in USD. This is a budget calculator, not a connected billing dashboard.
1. Usage
Daily usage is converted using a 30-day month.
0%
Channels without a published cache price use the regular input price.
0%
Assumes the common 50% Batch discount; confirm channel eligibility before use.
30K
requests/mo
30M
input/mo
15M
output/mo
2. Models and region
Claude Sonnet 51/4
Monthly cost comparison
Paid channels are sorted by USD-normalised monthly cost.
| Model | Channel | Input price | Output price | Cache | Est. monthly |
|---|---|---|---|---|---|
| Claude Sonnet 5 | OpenRouterGlobal | $1.00/1M | $5.00/1M | $0.10 | $105.00Lowest paidUSD normalised |
| Claude Sonnet 5 | AnthropicGlobal | $2.00/1M | $10.00/1M | $0.20 | $210.00USD normalised |
| Claude Sonnet 5 | OpenRouterGlobal | $2.00/1M | $10.00/1M | $0.20 | $210.00USD normalised |