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Model Evaluation

56 summarised stories about Model Evaluation, each linking back to the original source. Browse all topics →

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Friday, 5 September 2025

Why language models hallucinate

OpenAI 11 months ago 44

OpenAI researchers identified mechanisms that cause language models to generate false information even when trained to be accurate. The study focuses on how evaluation methods can detect and measure hallucination rates across different model sizes and training approaches. Better evaluation techniques could help developers reduce hallucinations and improve model reliability in deployment.

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