However, a slave uprising led by the Gith shattered the Illithid Empire and reduced them to terrestrial monsters and a few colonies seen in 's present day, the githyanki and githzerai hate mind flayers more than anything, including each other.

Source: https://www.cbr.com/dnd-mind-flayer-history-tactics-campaign/

She has an unusual ask: she wants a githyanki egg.

Source: https://screenrant.com/baldurs-gate-3-githyanki-egg-lady-esther/

The biggest feature of the Mountain Pass in is the Rosymorn Monastery, which the githyanki have claimed and converted into Crèche Y'llek.

Source: https://gamerant.com/baldurs-gate-3-where-to-find-egg-location-githyanki-creche/