Getting started

What is Unless: the agent, the Engine, and the four moments

In brief: Unless brings together a Customer Agent, the Engine that supports it, and four moments in the customer journey: Acquisition, Retention, Expansion, and Support.

Unless is designed for regulated European businesses and works across customer surfaces, from marketing sites to helpdesks. Its platform connects customer interactions with the knowledge, memory, and context the agent uses to respond and act. Understanding how these parts fit together makes it easier to see what the agent does across the customer journey.

The Customer Agent

The Customer Agent is one AI agent for Acquisition, Retention, Expansion, and Support. It works across your marketing site, product, portal, help center, and helpdesk, carrying one memory of each customer across those interactions.

The agent combines AI assistance, AI search, and AI procedures in one system. It answers questions, finds information in approved sources and cites it, and runs procedures defined in Train, with permission. This combination lets it respond to questions and take approved actions.

The Engine

The Engine provides the capabilities behind the Customer Agent. It brings together three kinds of information:

• Living Knowledge is what the agent knows.
• Living Memory is who it is talking to.
• Living Context is what it can see in your systems.

The Engine improves the agent through a continuous four-phase loop: Train, Test, Deploy, and Analyze. Each pass through the loop sharpens the agent, while the Test phase can replay simulations and benchmark questions before new changes reach customers.

The four moments

The same agent supports customers at different stages of their journey. Its focus changes with the moment:

• Acquisition: Qualifies and converts visitors on your marketing site.
• Retention: Watches usage signals inside your product and acts before churn appears in the forecast.
• Expansion: Identifies upsell signals and routes them to the right account owner.
• Support: Resolves what it can, assists with issues that need a person, and learns from overrides.

These moments share the agent’s memory, rather than operating as separate bots. That means the agent can carry customer context from one interaction to the next.

Together, the Customer Agent and the Engine connect knowledge, customer context, and action across the full journey. The four moments describe where the agent applies those capabilities, from a visitor’s first interaction through ongoing support.