It has nothing to do with being "fine" if the PRC or anyone else for that matter get to some speculative and hypothetical ASI first. There are zero US regulations that would be effective to prevent that.

US regulations apply to US companies and citizens, exclusively. Anthropic crowding out all future potential competitors in the US via regulatory capture has no weight on what the rest of the world does.

Unless you are proposing military action over a speculative sci-fi future