LLM code isn't allowed in OpenJdk.

Practically that means code that is identifiable as LLM, if the code is indistinguishable it is indistinguishable.

Isn't this the paid version of the JDK?

EDIT: I should actually click the link, not just read the title. Rip.

The paid version of the JDK is OpenJdk.

Thats an arbitrary decision that can easily be reversed.