Do you have a source I can read? All I see on Google are random blog posts mostly debunking that idea. Profit margins on API tokens isn't the same as running a profitable long term business, or bringing returns on the large amount of funding they got.
Look information about the parent company High-Flyer which has has been breaking profit records with AI based stock market prediction. They already had the computing before LLM era.
What bills? Deepseek has been profitable for long time.