Biographical Information
Tarush Agarwal
Co-founder and CEO of Cekura
Tarush Agarwal is co-founder and CEO of Cekura, which tests and monitors voice and chat artificial intelligence agents and publishes benchmarks of voice AI models at benchmarks.cekura.ai. Before Cekura, Agarwal built low-latency trading simulations in quantitative finance.
Articles by Tarush Agarwal
What Word Error Rate Misses on Real Calls
10 Nov 2026
A speech-to-text model's word error rate on clean test clips is a poor guide to how it will handle real phone conversations, so buyers should measure accuracy on audio that sounds like their own calls.