https://thedispatch.com/article/fact-checking-claims-that-the-us/

Space x won't comment officially, we just have musks ramblings, and those are plastered all over the Internet when you try and search on the issue.

I've also seen the ukranians claim to be paying for it. We really don't know what kind of agreements are going on behind the scenes. Potentially the ukranians have agreed to cover the costs under money due to then by the eu/us etc.

Musk uses public statement to enact pressure and attempt to force change. That much is evident in plenty of other examples.