Do you have a source for that claim?

Hmm, it looks like if their revenue doubles to ~$10B and their expenses don't, they stand to gain a very sweet ~$500M.

https://www.reuters.com/business/anthropic-nears-first-quart...

That being said, it does look like it's being partially subsidized by Elon burning lots of money. We'll see if he can keep it up or if it will be left behind as hardware evolves.