BREAKING:

Anthropic just dropped Opus 4.8—and it is a MONSTER

We've been testing for about a week @every and our verdict is they could've just called it Opus 5, it's that good.

Here's our vibe check:

– Beats GPT-5.5 on Senior Engineer bench. On our toughest benchmark Opus… pic.twitter.com/Qsyn0AShn8

— Dan Shipper 📧 (@danshipper) 28 mai 2026

BREAKING: Anthropic just dropped Opus 4.8—and it is a MONSTER We've been testing for about a week @every and our verdict is they could've just called it Opus 5, it's that good. Here's our vibe check: – Beats GPT-5.5 on Senior Engineer bench. On our toughest benchmark Opus

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