When AI compresses the information edge and hands everyone roughly the same high-quality financial insights, pure “knowing more” stops being a reliable source of alpha. The remaining edge shifts to the parts that are still scarce. Judgment under

Claude Opus 4.6 can work for twelve hours. It can work reliably for seventy minutes. Mythos and likely Fable 5 can work for 16 hours at 50% correctness and 2-3 hours at 80%. Both numbers describe the same model doing the same kind of work, measured