🤖 LLM API Margin Calculator

Model real AI SaaS unit economics with token input/output cost, retries, cache hit rate, payment fees, support load, and fixed overhead.

Inputs

Monthly Active Users

Requests / User / Month

Avg Input Tokens / Request

Avg Output Tokens / Request

Cache Hit Rate (%)

Retry Rate (%)

Input Cost / 1M Tokens (USD)

Output Cost / 1M Tokens (USD)

Infra Cost / Request (USD)

Subscription Price / User (USD)

Payment Fee Rate (%)

Support Cost / User (USD)

Fixed Monthly Cost (USD)

Target Contribution Margin (%)

Gross Revenue

Net Revenue (after fee)

Token Cost (Total)

Variable Cost Total

Contribution Margin

Operating Profit

Operating Margin

Break-even Price / User

Break-even Active Users

Target Margin Price / User

Waiting for calculation

Base Requests	-
Billable Requests (with retries)	-
Effective Input Tokens	-
Effective Output Tokens	-
Input Token Cost	-
Output Token Cost	-
Payment Fees	-