AI Communication Standards Glossary

Definitions for the file formats, protocols, and standards used to make websites communicate with AI systems.

A

AI Sitemap
A structured JSON file that gives AI systems a typed, organized index of a website's content ... more detailed and machine-useful than a standard sitemap.xml.

E

Entity Map
A structured inventory of the real-world entities (people, organizations, concepts, topics) that a website covers, with their definitions and relationships.

L

llm.json
A structured JSON file that provides machine-parseable identity and metadata about a website, designed for AI systems, data pipelines, and retrieval tools.
llms.txt
A plain-text file placed at a website's root that gives AI language models a concise, human-readable overview of what the site is and what it contains.