Claude Haiku 4.5 hay Claude Opus 5.5 re hon?
Claude Haiku 4.5 re hon Claude Opus 5.5 ($1 / 1M tokens input / $5 / 1M tokens output so voi $4 / 1M tokens input / $20 / 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.