Post by Andon Labs on X
Andon Labs@andonlabs
XWe got early access to GPT-5.5. It's 3rd on Vending-Bench 2: better than GPT-5.4 but worse than Opus 4.7.
However, it's on par with Opus 4.6 without any of the deception or power-seeking we saw from Opus 4.6 and Mythos. So bad behavior isn't necessary. Why is Claude doing it?

640 likes30 repliesPosted Apr 23, 2026