[Tiberium]

Seems like the model is incredibly inefficient at max reasoning, and even at high/xhigh it uses far more tokens than other models, including Gemini 3.5 Flash, GLM 5.2 and so on. GPT 5.5's efficiency in tokens is still unmatched.

See also: https://cursor.com/cursorbench

[trentor]

Same with opus nothing above medium has a reasonable improvement for the tokens spent.