Why it matters
FRT is the single biggest driver of CSAT in the first 24 hours of a ticket's life. Research across the support industry consistently shows customers tolerate a slow resolution if the first reply arrives quickly and acknowledges the problem in human language. Conversely, a fast resolution that arrived after eight hours of silence still earns a poor score.
FRT also exposes staffing gaps. A team with a tight FRT during 9am to 5pm local hours but a 12-hour FRT overnight is signalling that out-of-hours volume is unstaffed. The fix is either to add an evening shift, route inbound to a partner team in another timezone, or auto-acknowledge the ticket with an AI-drafted holding reply that sets expectations.
Be careful not to game FRT by using a generic auto-responder ("Thanks, we'll be in touch") and counting that as the first reply. The metric should measure substantive replies, not boilerplate. Most helpdesks let you exclude auto-responses from the calculation; flip that switch on day one.
How KimonDesk handles it
KimonDesk's FRT clock starts the moment a ticket arrives on any channel: email, chat, WhatsApp, SMS, social, or webhook. The clock pauses outside business hours if the SLA policy says so, and it stops on the first agent or AI reply that contains substantive content (an acknowledgement of the customer's actual problem, not just a confirmation that the ticket was received).
Real-time alerts ping the on-shift team lead when the queue is approaching the FRT target on amber, giving the team a few minutes to redistribute load before tickets breach. AI-drafted replies count toward FRT only when an agent reviews and sends them, so the metric stays honest. None of this is gated; it ships in every tier.
Read about analytics in KimonDesk, or pair FRT with the MTTR definition for a fuller picture.