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AI Hallucinations April 18, 2026 · officechai.com

Claude Opus 4.7 Tops Artificial Analysis Intelligence Index, Anthropic, Google And OpenAI ...

Hallucination Rate Falls Sharply. One of the more notable results in the release is Opus 4.7's performance on AA-Omniscience, Artificial Analysis's ...

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Hallucinations & Fabrication
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