Following the release of the trailer for Gen Atlas, reactions have been mixed, with fans expressing excitement for Fumito Ueda's return to game development after a decade since The Last Guardian. Some viewers have raised concerns about the trailer's performance issues, particularly regarding framerate, as certain scenes appeared choppy. Ueda acknowledged the team's awareness of the trailer's optimization status in an interview, stating, "Our team is well aware that parts of the trailer were not fully optimized." He also expressed confidence in the gaming community's ability to address performance issues, suggesting that modders may step in if necessary.