Anthropic's latest flagship AI model Claude Opus 4.8 arrives with sharper reasoning, tighter alignment, and a price tag that hasn't budged.
Anthropic has launched Claude Opus 4.8, a new version of its flagship AI model ...
Anthropic today announced the launch of its latest AI model, Claude Opus 4.8. Anthropic claims the model is a "more effective ...
Anthropic describes Claude Opus 4.8 as having “sharper judgement, more honesty about its progress, and the ability to work ...
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.
Opus 4.8 fixes the laziness of 4.7. Explore the May 2026 Claude Code update, including improved autonomy and token efficiency.
AI Model Release Tracker: Opus 4.8's misalignment rates similar to Claude Mythos Preview ...