# How to create and work with a Request body

* To create a request body: 
  * Go to the Inputs & outputs tab. 
  * Click the \[+ Request body] button in the Request body section.

{% embed url="<https://media.langstack.com/documentation/media/images/code/training_manual/chapter_4/ch4addreqbody.png>" %}

* To expand or collapse a Request body, hover the mouse on the Request body and click the arrow in the top right corner.

{% embed url="<https://media.langstack.com/documentation/media/images/code/training_manual/chapter_4/ch4expreqbody.png>" %}

* To delete a Request Body, hover the mouse on the Request body and click the (x) in the top right corner.

{% embed url="<https://media.langstack.com/documentation/media/images/code/training_manual/chapter_4/ch4delreqbody.png>" %}


---

# 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://docs.langstack.com/welcome/get-started/learn-langstack/introduction-to-rest-api/request-and-response-body/how-to-create-and-work-with-a-request-body.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
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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.