---
title: Internal Response Time
description: Internal Response Time or IRT is the time taken by a contact center agent to respond to call. IRT consists of both processing time and queuing time for the contact center agent. It is often considered as a performance metric for call centers.
---

[Common Call Center Terminology And Metrics List](https://blog.revation.com/common-call-center-terminology-and-metrics-list)

# [Internal Response Time](https://blog.revation.com/common-call-center-terminology-and-metrics-list/internal-response-time)

 Written by [Revation Systems](https://blog.revation.com/common-call-center-terminology-and-metrics-list/author/revation-systems) | Nov 15, 2020 12:43:54 AM

<https://cta-redirect.hubspot.com/cta/redirect/7904435/d92d08e3-41a3-4810-b5a4-557c7e4a6226>

Internal Response Time or IRT is the time taken by a contact center agent to respond to call. IRT consists of both processing time and queuing time for the contact center agent. It is often considered as a performance metric for call centers.

<https://cta-redirect.hubspot.com/cta/redirect/7904435/96a66d6d-976c-4b14-b62c-7bf304355ecd>

[View full post](https://blog.revation.com/common-call-center-terminology-and-metrics-list/internal-response-time)

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