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

# How to create variables

> Learn how to create variables in the Builder

Variables can be created from the [sidebar](/chatbot/builder/sidebar) in the Builder. Here's how:

1. Click on the `Variables` menu in the sidebar.
2. Select `+ New`.

<img src="https://chatling-assets.b-cdn.net/create-new-variable-from-sidebar.jpg" alt="Create variable from sidebar" width="400" />

3. Enter a name for the variable and click `Create`. The name must be alphanumeric and can include underscores, such as `first_name`, `firstName`, or `First Name`.

<img src="https://chatling-assets.b-cdn.net/define-new-variable-name.jpg" alt="Define name for new variable" width="400" />

Note that variable names are case-sensitive. For example, `first name` and `First Name` are considered different variables.