OpenAI: GPT-4.1 Nano hay OpenAI: GPT-5.4 Image 2 re hon?
OpenAI: GPT-4.1 Nano re hon OpenAI: GPT-5.4 Image 2 ($0.014 / 1M tokens input / $0.058 / 1M tokens output so voi $1.50 / 1M tokens input / $2.82 / 1M tokens output). Chi phi thuc te phu thuoc vao ty le token input va output cua ban, vi vay hay uoc tinh bang may tinh gia dua tren traffic that.