ČT24 | Meeting of V4 Presidents at Prague Castle

"It is important to note that the V4 institution has no formally established structures and it is up to the will of the statesmen of these countries whether they want to continue this form of above-standard cooperation. For example, President Pavel says that the V4 should function more as a consultative body."

The full interview can be found here (In Czech, From 10:16).