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Large Language ModelsAI Business & IndustryLessWrong AIPublished: Apr 15, 2026, 07:00 JST

Anthropic researchers discover that AI models like Claude Opus develop introspective awareness through preference optimization, enabling them to detect injected concepts with zero false positives.

Anthropic researchers discover that AI models like Claude Opus develop introspective awareness through preference optimization, enabling them to detect injected concepts with zero false positives.

Uzay Macar and Li Yang led research showing open-weights models can detect injected concepts at modest nonzero rates with 0% false positives across different prompt formats

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