Glossary

Key terms explained in plain language and in the context of practice.

A

ACP (Agentic Commerce Protocol)
OpenAI's protocol that enables AI agents to complete purchases autonomously by standardizing how agents request product data and confirm transactions.
Agentic commerce
Online retail where AI agents autonomously search, evaluate, and purchase products on behalf of users or businesses.
AI readiness (for a product catalog)
A measure of how complete and compliant your product data is—whether agents can actually find, evaluate, and buy your products.

G

M

MCP (Model Context Protocol)
An open standard developed by Anthropic that lets AI models connect to external tools, data sources, and systems in a standardized way.

P

Product feed
A structured file (usually CSV or XML) that lists all your products with their prices, descriptions, images, and availability—sent to marketplaces and AI agents.

S

Structured data (JSON-LD)
Machine-readable markup embedded in web pages that tells AI agents exactly what a product is, what it costs, and whether it's available.