GSnap plugin- auto-tune

I just successfully added the gsnap plugin to audacity as I want to try pitch correction to a vocal track. If there is anyone familiar with gsnap, Is there a default setting I can use for more natural pitch correction that minimizes that robotic effect? I don’t understand all of the settings on Gsnap. Way over my head.

I don’t use GSnap, but it has a manual here: