If you mean OpenAI and Anthropic's investments into R&D, ok, perhaps.
However, they will not be able to increase prices unless what they are offering next is a significant enough improvement over the current SOTA, which might only be six months ahead of the Chinese models.
These companies are burning helps of money, and they need to keep burning heaps of money in order to stay competitive. People have (correctly) learned to be extremely fickle consumers, they can't depend on making profit by running inference on a 1 year old model.
They arbitrarily decide 1M API tokens cost X, and any subscription where usage costs less than that is "subsidized". No it isn't. They may be profiting on subscriptions as well, or losing on full API costs as well, or anything in between, and that X is anyway more reflective of competition than their costs. For all we know they did a rand()%1000 to determine it in the first place.