# Anthropic went CRAZY (Opus 5.5)

**Published:** September 23, 2026
**Author:** Matthew Berman
**Source:** YouTube — Matthew Berman
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/anthropic-went-crazy-opus-5-5

Opus 5.5 is here. This is the first major model release from Anthropic since they are now pacing the Frontier. So, this is going to be an interesting one. And if you remember, the last time we had a.5 version was late last year when we had Opus 4.5, which really changed the…

> From the original source: **YouTube — Matthew Berman**
> [Read full article at YouTube — Matthew Berman](https://www.youtube.com/watch?v=OWu2kjKrRTA)

**Tags:** #Anthropic #YouTube

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