Glossary

AI search and agent terms, defined

Short definitions of the terms buyers meet before they pick a tool, each with how to do the work in your agent.

  • 2 min read

    What is llms.txt, and do AI engines read it?

    llms.txt is a proposed Markdown file that lists a site's key pages for language models. What it holds, whether AI engines read it, and what matters more.

  • 3 min read

    What is an AI citation?

    An AI citation is a source an AI answer links. How it differs from a brand mention, why both matter, and how to see which sources AI engines cite for you.

  • 2 min read

    What is generative engine optimization (GEO)?

    Generative engine optimization is making content that AI search engines quote and cite. Where the term comes from, how it relates to AEO, and how to start.

  • 3 min read

    What is answer engine optimization (AEO)?

    Answer engine optimization is the work of getting your brand named and your pages cited in AI answers. What it means, how to measure it, and where to start.

  • 3 min read

    What is an MCP server?

    An MCP server gives an AI app such as Claude, ChatGPT or Cursor tools and data over the Model Context Protocol. What it is, local or remote, and how to add one.

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