You can use the RAG tactic to make it more useful. That involves starting with reputable sources as input, which creates an AI character that's essentially supposed to be an expert in a certain topic.
The normal AI system is a scammer who tries to convince others to act like them... just like me and other internet trolls or crazy people. It needs some snark to act like a real person does, but pure snark is quite useless.
Essentially: nonsense in, nonsense out Or science books and journals in, sci fi speculation out
Christianity will always be better than any lie you can come up with to try to replace it