Claude Haiku 4.5 hay GPT-5.1 Codex Mini re hon?
GPT-5.1 Codex Mini re hon Claude Haiku 4.5 ($0.25 / 1M tokens input / $2 / 1M tokens output so voi $1 / 1M tokens input / $5 / 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.