Grok and Copilot show lower hallucination on references but higher on abstracts while Gemini and ChatGPT control tone better but have more factual errors, quantified by a new Hallucination Index.
Using ChatGPT in academic writing is (not) a form of plagiarism: What does the literature say,
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
fields
cs.CL 1years
2026 1verdicts
UNVERDICTED 1representative citing papers
citing papers explorer
-
Not All That Is Fluent Is Factual: Investigating Hallucinations of Large Language Models in Academic Writing
Grok and Copilot show lower hallucination on references but higher on abstracts while Gemini and ChatGPT control tone better but have more factual errors, quantified by a new Hallucination Index.