I don't think there is such a thing in Larian games. Remember that right now there is much more xp than levels, and I assume that the toughest fights in the ea will be much less hard with an extra level or two

Larian's Biggest Oversight, what to do about it, and My personal review of BG3 EA
"74.85% of you stood with the Tieflings, and 25.15% of you sided with Minthara. Good outweighs evil, it seems."