Arnav Sharma • 12/17/2025

Why Do We Have LLM Hallucinations?

This article delves into the phenomenon of LLM hallucinations, where models like ChatGPT confidently generate false or unsupported information. It explains that LLMs are sophisticated pattern-matching systems that predict the next word without true understanding, leading to factual errors. The piece cites research on hallucination rates in various applications, including alarming figures for medical and citation tasks, and begins to explore the root causes of this critical flaw in AI systems.

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#Machine Learning #llm #ai