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

# Overview

> Everything that happens after the call

Vogent provides a suite of features to help you track information from dials and improve performance systematically.

<CardGroup cols={2}>
  <Card title="Extractors" icon="filter" href="/platform-overview/agents/evaluation/extractors">
    Extract data after each call in a structured format
  </Card>

  <Card title="Dial History" icon="clock-rotate-left" href="/platform-overview/agents/evaluation/dial-history">
    Recordings, transcripts, and additional information from every call
  </Card>

  <Card title="Versioning" icon="code-branch" href="/platform-overview/agents/evaluation/versioning">
    Iterate on your agent's models and extractors safely
  </Card>

  <Card title="Counterfactuals" icon="flask" href="/platform-overview/agents/evaluation/counterfactuals">
    Test changes to your agent on past calls
  </Card>
</CardGroup>