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Hallucination in machines: Why AI makes things up

When we prompted multiple AI models on why they lie, the first thing they wanted to do was differentiate lies from hallucinations.

Published on: Dec 19, 2025 04:54 AM IST
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We go to Artificial Intelligence (AI) chatbots for research, guidance and emotional support. But how do we tackle the sweet lies they tell us, sometimes as much as 30% of the times? A recent study by Relum, an online gaming support engine, found that popular AI chatbots hallucinate upto 30% of the times that they are prompted for information. ChatGPT, the most popular product with users like us, makes up stuff around 35% of the times, while Gemini leads with

PREMIUMIt was to fix ChatGPT’s reliability amongst other things, that a slightly panicked Sam Altman declared a Code Red in a memo to his employees, in December. (AP)
It was to fix ChatGPT’s reliability amongst other things, that a slightly panicked Sam Altman declared a Code Red in a memo to his employees, in December. (AP)
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