models.rip · plot reserved

o4-mini

2025–present · Plot reserved · 1 year, 4 months so far

It arrived beside o3 as half of the pair that could reach for every tool in ChatGPT on its own — search, Python, vision — and decide when to. Eighteen months is all it gets: of the four reasoning models going on 23 October, this is the youngest and the last to arrive.