ClutchCalcs

Tech & Energy

API Rate Limit Calculator

Pick a rate limit tier without underbuying or overpaying. Match request volume to actual user behavior.

Peak QPS needed

Avg QPS
Peak RPM
Daily requests

FAQ

Why peak multiplier? +
Real traffic is spiky. Lunch/evening peaks are typically 3-5x daily average. Newsletter blasts can be 100x.
What rate limit tier? +
Always double your estimated peak. Hitting limits during traffic spikes burns user trust fast.