Anthropic (ANTH.PVT) on Thursday released its latest flagship AI model, Claude Opus 4.8. The new model, an upgrade over the ...

Anthropic launched Claude Opus 4.8 with stronger coding tools while teasing broader Mythos access in the coming weeks.

Anthropic describes Claude Opus 4.8 as having “sharper judgement, more honesty about its progress, and the ability to work ...

Anthropic's latest Claude model isn't just faster or smarter. Opus 4.8 is being pitched as more honest, more careful, and ...

Opus 4.8 shows a growing tendency to reason explicitly about how its outputs will be graded, including in environments where it wasn't told it was being evaluated.

Anthropic has launched Claude Opus 4.8, a new version of its flagship AI model ...

Hallucinations are a big problem for AI. Anthropic says Opus 4.8 is ‘less likely’ to make stuff up.

Anthropic today announced the launch of its latest AI model, Claude Opus 4.8. Anthropic claims the model is a "more effective ...

Claude Opus 4.8 is Anthropic’s new flagship AI model, released May 28, 2026, and the company says it is about four times less likely than Opus 4.7 to leave flaws in its own code unflagged. Pricing ...

Anthropic releases Claude Opus 4.8 with sharper judgement and fewer uncaught code flaws. Mythos-class models coming in weeks. Series H raises $65B at $965B valuation.

Anthropic says Opus 4.8 is “more likely to flag uncertainties.” ...

I vibe coded with both Claude and ChatGPT, and the latter is just the better tool right now. It causes fewer headaches and ...