I highly, highly doubt we've reached the level of AI safety required to make it a good idea to replace (or even just supplement) caregivers for children. Nobody has truly solved the safety problems with AI yet, just doing the best they can--seems like a terrible idea to put that in direct intimate access of emotionally vulnerable children. We've already passed the threshold of AI suggesting to testers to commit suicide[0], and the bar has been raised to actual users being told that[1] and someone reportedly following through.[2]
[0]: https://www.artificialintelligence-news.com/news/medical-cha...
[1]: https://ainiro.io/blog/googles-ai-encouraging-people-to-comm...
[2]: https://www.euronews.com/next/2023/03/31/man-ends-his-life-a...