GEO / AI Search
Hallucination
Definition
What is Hallucination?
When an AI model generates fluent text that is factually wrong or fabricated. Strong entity authority and structured data reduce hallucination risk by giving the model verifiable anchors. The reason brands invest in GEO infrastructure.
Related terms
Cross-linked concepts
- Generative Engine Optimization (GEO)The practice of engineering content, schema, and entity authority so a brand is cited inside generative AI answers. Targets ChatGPT, Gemini, Perplexity, Claude, and Microsoft Copilot. Built on entity disambiguation, structured data, citation-bait content, and llms.txt.
- Entity AuthorityThe strength of an organization's presence across structured data sources (Wikidata, Crunchbase, LinkedIn, schema.org Organization). AI engines weight this heavily before deciding to cite a brand. Brands present on 4+ authoritative platforms are roughly 2.8× more likely to appear in AI answers.
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