What causes ChatGPT wrong answers?

Mostly poor prompting on factual queries – it patterns from training data, not verifies truth.

How do I avoid ChatGPT hallucinations?

Engineer prompts with specifics, sources, and chain-of-thought; cross-check with search.

Marginally via updates, but core limits persist without external fact-checking.

ChatGPT didn't just slip up once – it bombed seven factual questions straight. The culprit? Our lazy prompting habits, not bad luck.

theAIcatchup Apr 11, 2026 4 min read

ChatGPT fails 100% on broad factual questions due to prompting flaws, not luck. 𝕏
Prompt engineering boosts accuracy but can't eliminate hallucinations entirely. 𝕏
Real winners are OpenAI and chipmakers; users must layer tools for reliability. 𝕏

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#AI hallucinations #ChatGPT wrong answers #LLM limitations #prompt engineering

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Originally reported by Towards AI