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Euronews
Euronews
Anna Desmarais

Why do AI models make things up or hallucinate? OpenAI says it has the answer and how to prevent it

Artificial intelligence (AI) company OpenAI says algorithms reward chatbots when they guess, the company said in a new research paper.

OpenAI is referring to “hallucinations” when the large language models (LLMs) used to train the chatbots guess answers when they are unsure, instead of admitting that they don't know. 

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