Grok-3 94% citation hallucination vs o3-mini-high 0.8% - which number should you trust?

https://keegansexcellentdigests.lowescouponn.com/how-to-export-ai-conversation-as-a-professional-document-multi-ai-decision-validation-with-frontier-models

Which specific questions about reported "hallucination rates" will I answer and why these matter for practitioners? When vendors or third-party benchmarks publish starkly different numbers - for example, "Grok-3 has 94% citation