GPT-6 Astra hit a record 169 on Epoch AI's capability index, jumping 6 points past the previous ceiling and setting separate records across math, continual learning, and game puzzles.
This benchmark ECI combines scores from more than 50 benchmarks into one capability scale, reducing dependence on any single saturated test.
Epoch estimates each benchmark's difficulty from overlapping model results, so strong scores on harder tests carry more information than near-perfect scores on easier ones.
GPT-6 Astra has set a new ECI record, with a score of 169. This is a substantial jump from the prior best (163), but is within our uncertainty range for the rea...