Definition

Cost-to-Serve

The total variable cost of delivering your product or service to one customer, including API costs, compute, and per-customer overhead.

Formula: Cost-to-Serve = (API Costs + Compute + Per-Customer Overhead) / Customer

Worked example

A customer using 500K tokens/month at $0.03/1K tokens has API cost of $15. Add $5 compute overhead = $20 cost-to-serve.