The uptake (successfully getting value put of llms) is probably the bigger opportunity than the models themselves at this point - as model performance gains plateau and converge, the possible margin per token may get close to nothing.
Canada punches above its weight on a research pov, but misses on capitalization. That said I think US market is going to take a massive hit from over investment. Related sometimes Canada's caution is a good thing! (See financial crisis).
On the other hand... The opportunity for the frontier labs is less on research / capital in my opinion, but whether network effect becomes a material advantage.