the actual major leap was o1, going from 3.5 to 4 is just scaling, o1 is a different paradigm that skyrocketed its performance on math/physics problems (or reas

the actual major leap was o1, going from 3.5 to 4 is just scaling, o1 is a different paradigm that skyrocketed its performance on math/physics problems (or reasoning more generally), it also made the model much more precise (essential for coding).