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TAEI Pace and Race Calculator

Enter one recent race. You get your TAEI (AKURA Endurance Index), what that race means for other distances, and your pace for each of the six AKURA training zones. Free, no sign-up.

Your race

Race distance
Finish time

Get these paces every morning

AKURA updates your TAEI from your own runs, puts these paces into each day’s session, and eases them off when your training shows fatigue.

Start free at akura.in

About TAEI

TAEI (AKURA Endurance Index) is one number worked out from your best race effort. The same number sets every training pace in the AKURA app.

It is not the AISRI Index, your daily Readiness or your Fitness from training load. Those are separate numbers with their own jobs.