Voice AI KPIs: How to Measure Whether Your AI Agent Is Working

The key voice AI KPIs businesses should track, including containment, bookings, missed-call recovery, escalation quality, response time, and ROI. Do Not Measure Voice AI by Call Count Alone More calls handled by AI does not automatically mean success. A voice AI agent is working when it improves the business outcome you care about. That outcome might be booked appointments, qualified leads, faster support, fewer missed calls, or lower admin time. Core Voice AI KPIs Track these first: Calls answered by AI Calls successfully resolved Calls escalated to humans Average response time Appointmen