# Agents

Agents are off-the-shelf tools which can help you enhance your workflow. These are collection of toolkits designed to do a specific task.  You can also select if the output of agents are visible to the users or hidden.

<figure><img src="/files/kAgbuiILBuSDrSD1CGJp" alt=""><figcaption></figcaption></figure>

### Google Search

You can use Google Search agent to perform real-time search on Google and retrieve answers. You can either hard code the search query or pipe a set of variables from the workflow.

<figure><img src="/files/A8XCiisCHa4nG2jkqowR" alt=""><figcaption></figcaption></figure>

### Wikipedia

You can use Wikipedia agent to perform real-time search on Wikipedia and retrieve answers. You can either hard code the search query or pipe a set of variables from the workflow.

<figure><img src="/files/GtxeOT3GtUPykjtUt5Ef" alt=""><figcaption></figcaption></figure>

### YouTube

YouTube agent helps users to extract transcript by providing a YouTube video url. You can either hard code the url or pipe a set of variables from the workflow.

<figure><img src="/files/Q68g5MOoLTcmiwxnoQjk" alt=""><figcaption></figcaption></figure>


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://document.unifiedstacks.com/workflow-elements/agents.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.