The six group winners and two runners-up entered a quarter-final knock-out phase, followed by a two legged semi-final match before ending with the final in April.

The draw for each round was regionalised as per competition rules, with teams being divided between northern and southern sections.

The format changed slightly for the 2018–19 season, with each round up to the semi-finals being regionalised, and the semis an open draw.

From 2019-20 the format was expanded significantly with all 44 teams from the top two tiers of the Welsh football league system taking part as well as two wildcard entries.

[2] The first Welsh League Cup was won by Afan Lido in 1992/93, who beat Caersws FC 4–3 on penalties, after drawing in the final 1–1.

Bangor City hold the distinction of making the most number of appearances in the final and losing on every occasion (6).

The cup is currently held by Connah's Quay Nomads, who defeated Cardiff Met 10-9 on penalties after a 0-0 draw.