Free tool
What does your LLM traffic cost — and what would routing save?
Enter your traffic and your providers’ prices. The calculator shows the monthly bill if everything hits a frontier model, versus routing the simple share to a small model — the mechanism behind smart LLM routing.
All-frontier cost / month
$6,000
With smart routing
$2,526
Saved
$3,474 (58%)
Defaults are illustrative — replace the prices with your provider’s current list prices. The model assumes routed requests keep the same token counts; quality gating decides what is routable in practice.
In production this is what Kosmoy’s LLM Router does on every call — picks the cheapest model that fits the task, with cost tracking and budgets enforced at the AI Gateway. Customers regularly cut spend up to 90% on routable workloads. See it on your traffic