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LaunchAI Models

Claude Opus 4.8 system card details improvements

Only six weeks after Opus 4.7, Claude Opus 4.8 brings incremental improvements in capabilities, honesty, and task length, though still below the Mythos model. The system card notes some backsliding on prompt injections and adversarial scenarios due to changes to avoid dishonesty.

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19 days ago
Claude Opus 4.8 system card details improvements — AIBriefs