I make no judgement on this particular claim, I have not checked it out.
But what immediately comes to mind from reading the title are all the "AI solutions" for the as-of-yet undecoded voynich manuscript that are posted with surprising (and increasing) frequency to at least one forum. They're all incompatible and fall apart on closer inspection.
A collection of them can be found at https://www.voynich.ninja/forum-59.html .