> For the complete documentation index, see [llms.txt](https://guides.clickatell.com/flow/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://guides.clickatell.com/flow/action-nodes/action-nodes-set-variables.md). # Set Variable The *Set Variable* node allows you to create/set variables in a session in order to [use them at a later point ](/flow/untitled-1.md)in the workflow again. You can set multiple variables using the same *Set Variable* node. These variables will only be available for the duration of the session. {% hint style="info" %} **Note:** *Variable Name* cannot be in a variable format (i.e., cannot be \[\[var]]). {% endhint %}