ClimateGPT is built by Erasmus.AI, which says "Built by Erasmus.AI on behalf of the ClimateGPT Foundation, and supported by the Internet Archive Europe,".

Brewster Kahle, Internet Archive founder (and board chair), is on the board of Erasmus.AI.

It does seem weird to rattle the donation box because hosting costs are going up while shooting money at the prime cause of hosting costs going up.