> For the complete documentation index, see [llms.txt](https://docs.dstillery.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.dstillery.com/ds-1-foundations/help/glossary.md).

# Glossary

Use this reference to understand common DS-1 terms and capabilities.

### Agent

A specialized workflow for a specific audience task. Agents are faster than open-ended chat for defined requests. Access them from the home screen or the **Agents** page.

### Custom AI Audience

An audience built from your first-party data. DS-1 models your customers and finds similar people across the open web.

### Custom Built Audience

An audience built from proxy signals, such as domains, keywords, or retail products. Use it when you lack first-party data but understand your target audience's behaviors.

### Multimodal AI

Dstillery's AI learns from different data types. It applies those learnings to create targetable audience segments.

### Project

A workspace for related conversations, files, and context. Projects keep history and files together for recurring campaigns or client work.

### Segrank

A predictive lift score that measures expected audience performance against random targeting. DS-1 uses these scores to surface high-performing audience categories.

### Workflow

A saved sequence of steps. DS-1 provides recommended workflows for common actions. You can also build and save workflows for repeated tasks.