Israel’s eSelf (see here previously) completed a pilot in partnership with the Center for Educational Technology, Israel’s largest K-12 textbook publisher. The initiative (with Harvard and MIT) helped thousands of Israeli students with their English Oral Matriculation (Bagrut).

https://www.prnewswire.com/il/news-releases/study-shows-thousands-of-students-see-test-score-gains-in-just-25-minutes-with-eselfs-ai-avatar-tutors-302530283.html