ai-citation (4 facts)

• How do AI answer engines choose which sources to cite?
  No engine publishes exact rules; research and observed behavior point to retrievability, direct quotability, attribution, freshness, and authority as the main factors.
• What is AI citation monitoring?
  AI citation monitoring tracks whether and how AI answer engines cite a site — or a brand — for a defined set of prompts, measured on a regular cadence.
• What is generative engine optimization (GEO)?
  GEO is the practice of making content more likely to be retrieved, quoted, and cited by AI answer engines, formalized in a KDD 2024 research paper.
• What is llms.txt?
  llms.txt is a proposed standard: a markdown file at /llms.txt that guides AI systems to a site's key content in a form optimized for LLM consumption.