> ## Documentation Index
> Fetch the complete documentation index at: https://reedai-07fa30f1.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Perplexity Models

> Access Sonar models optimized for search and research tasks

Perplexity's Sonar models are specifically optimized for search, research, and information retrieval tasks with built-in web search capabilities.

## Available models

<CardGroup cols={2}>
  <Card title="Sonar" icon="magnifying-glass">
    **Strengths**: Search, research, citations

    Search-optimized AI
  </Card>

  <Card title="Sonar Pro" icon="magnifying-glass-plus">
    **Strengths**: Advanced search, analysis

    Enhanced research capabilities
  </Card>
</CardGroup>

## Key features

* Built-in web search
* Citation and source tracking
* Research-optimized responses
* Current information access

## Best use cases

* Research and fact-finding
* Information synthesis
* Competitive analysis
* Current events tracking

<Tip>
  Perplexity models are ideal when you need AI that can search and cite sources, similar to ZeroTwo's [web search tool](/tools/web-search).
</Tip>

## Related models

<CardGroup cols={2}>
  <Card title="All models" icon="grid" href="/overview/models-and-providers">
    Browse all models
  </Card>

  <Card title="xAI" icon="robot" href="/providers/xai">
    Grok models
  </Card>
</CardGroup>