Question 1

Why does ChatGPT hallucinate fake facts, dates, and citations?

Accepted Answer

Large Language Models like GPT-4o and Claude predict probabilistic word sequences and do not possess an internal database of ground truth facts, leading to plausible-sounding but fabricated statements.

Question 2

How does ChatGPTLie verify claims in real time?

Accepted Answer

ChatGPTLie extracts atomic factual assertions from pasted text and cross-references them against authoritative knowledge bases including Wikipedia and official encyclopedia records.

Question 3

Is ChatGPTLie free and private?

Accepted Answer

Yes, ChatGPTLie is 100% free with zero registration required, and processes text client-side in your web browser with zero server data retention.

Did ChatGPT Lie to You? — Free AI Fact-Checker & Hallucination Detector