I think people often underestimate how far behind most of the competition is.

Isn't the first open model that likely surpasses original Mythos from February this week's Kimi K3.1 Pro?

Nothing compares to September's Opus 5.5 yet.

Now the question is whether Anthropic is preparing another phenomenal upgrade with Fable 5.5, or if the progress eventually slows down and competitors catch up.