I haven't been, but was checking out their site.
https://baseballhall.org/visit/hof-2024There is a FAQ, which I can't seem to find again. It is free to get in, but if you want a reserved seat, you have to "join."
The Rangers have sent out an Event package that includes a Charter flight there and back. It includes a private event there and hotel, AFAIK.
NOW... it isn't for the cheap or poor. $6500 double occupancy... $7K single.