Edit | Respond

Jeremy Polgar did the rough animation for the last cut (0:28 - end), which is partially CG:
Jeremy Polgar:
I actually did the rough animation for this shot😅 However, MIR did use some CG animation/2D hybrid for a couple of sections in the first episode. Though very uncommon throughout the entire series, this shot was one of them
https://twitter.com/Jpolgar1/status/1768703292383834188