GLOSSARY

The agentic stack, defined.

"Agentic" is the most abused word in the category, so here are the terms with their meanings attached: what the words actually promise, how to tell the real thing from the relabeled one, written by a team building the real thing.

TERM

What is an agentic experience layer?

An agentic experience layer is the software layer between your traffic and your website that AI agents can operate directly. It scores each visitor's in-session behavior, decides which experience the page renders, and exposes every operation — segments, variants, placements, measurement — as tools an agent can call. AXO is an agentic experience layer for website personalization.

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TERM

What is agentic personalization?

Agentic personalization is website personalization operated by AI agents instead of clicked together by hand. An agent builds segments, drafts variants, wires placements, and reads lift through tool calls, while a deterministic runtime decides what each visitor sees in-session. The agent operates the system; it does not improvise in the live decision path.

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TERM

What is agentic software?

Agentic software is software built to be operated by AI agents: its real operations are exposed as callable tools — via protocols like MCP — that an agent can invoke, compose, and verify. Agentic software is not the same thing as an AI agent. The agent is the driver; agentic software is the machine it drives.

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TERM

What is agent tooling?

Agent tooling is the set of callable tools a software product exposes so AI agents can operate it: the functions, schemas, and permissions that turn a product into something an agent can drive. For marketing teams, agent tooling determines whether a platform can be run by Claude or ChatGPT — or only by hand, in the vendor's UI.

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