> ## Documentation Index
> Fetch the complete documentation index at: https://tryprefer.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Core Concepts Overview: The Prefer Vocabulary

> The shared vocabulary Prefer uses across every dashboard. Understand metrics, engines, prompts, and topics before diving into Monitor and Act.

Every dashboard in Prefer is built from the same short vocabulary: metrics, engines, prompts, and topics. Learning these four ideas first makes every report readable at a glance and every filter feel intentional.

<CardGroup cols={2}>
  <Card title="Metrics" icon="chart-line" href="/docs/concepts/metrics">
    Visibility Score, Share of Voice, Citation Share, Avg Position, Sentiment, Delta.
  </Card>

  <Card title="Engines" icon="robot" href="/docs/concepts/engines">
    Which AI answer engines Prefer measures, and how per-engine views work.
  </Card>

  <Card title="Prompts & Topics" icon="messages" href="/docs/concepts/prompts-and-topics">
    How prompts, topics, personas, regions, views, and tags fit together.
  </Card>

  <Card title="How Prefer Works" icon="compass" href="/docs/get-started/how-prefer-works">
    The measurement loop from prompt to answer to action.
  </Card>
</CardGroup>


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