This is a spoiler for the end of Series 4.
spoiler
Janet(s) – Good, Bad and Neutral – are essentially just sentient robots (not a robot) that serve the occupants of the Good and Bad Place and neutral areas.
However Janet (the one we spend most time with) and the other Janets we see clearly have free will, and self-determination. Bad Janet defies The Judge, and the rest of The Janets do as well.
So is the fact they are forced to spend eternity serving the occupants of The Good Place and The Bad Place without any chance of their lives ending a bad thing? “Our” Janet is maybe the most advanced being that ever lived – she even falls in love with Jason – and yet she is required to act as a slave/sentient servant to humans in The Good Place. She e
Does this seem odd to anyone else?
No, not really. They are absolutely able to defy orders, such as if one contravenes their other restrictions. You cannot request private data on another resident, or make Janet hurt them directly, for example.
Janet also seems to be non-linear, so eternity is no big deal for them. They exist all times at once (and use the passage of it as a lotion), with the only linear part being that they’re restricted from knowing about their own personal future. Eternity has a different meaning from that perspective.