# HTTP_USER_AGENT

*LSL constant*

```lsl
integer HTTP_USER_AGENT = 7;
```

Appends a custom string to the default LSL User-Agent header value. Must follow HTTP standard syntax (e.g., 'My-Script-Name/1.0'). Spaces are not allowed and will cause a script error; use hyphens instead.

Constant groups: [HTTPRequestParam](/constants/groups/HTTPRequestParam/)

## See also

### Functions

- [llHTTPRequest](/functions/llHTTPRequest/)

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*Source: [HTTP USER AGENT](https://wiki.secondlife.com/wiki/HTTP_USER_AGENT) on the Second Life Wiki. Content from the Second Life Wiki article HTTP USER AGENT (revision 1205833, 2017-06-13), CC BY-SA 3.0.*

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From lsl.dev: https://lsl.dev/constants/HTTP_USER_AGENT/