> ## Documentation Index
> Fetch the complete documentation index at: https://docs-v1.agno.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Perplexity

> Learn how to use Perplexity with Agno.

Perplexity offers powerful language models with built-in web search capabilities, enabling advanced research and Q\&A functionality.

Explore Perplexity’s models [here](https://docs.perplexity.ai/guides/model-cards).

## Authentication

Set your `PERPLEXITY_API_KEY` environment variable. Get your key [from Perplexity here](https://www.perplexity.ai/settings/api).

<CodeGroup>
  ```bash Mac theme={null}
  export PERPLEXITY_API_KEY=***
  ```

  ```bash Windows theme={null}
  setx PERPLEXITY_API_KEY ***
  ```
</CodeGroup>

## Example

Use `Perplexity` with your `Agent`:

<CodeGroup>
  ```python agent.py theme={null}
  from agno.agent import Agent, RunResponse
  from agno.models.perplexity import Perplexity

  agent = Agent(model=Perplexity(id="sonar-pro"), markdown=True)

  # Print the response in the terminal
  agent.print_response("Share a 2 sentence horror story")

  ```
</CodeGroup>

<Note> View more examples [here](../examples/models/perplexity). </Note>

## Params

<Snippet file="model-perplexity-params.mdx" />

`Perplexity` also supports the params of [OpenAI](/reference/models/openai).