gmod models

I was wondering: If i downloaded a Spy character model to use for servers would other be able to see me as a spy or would the server need to download it too?

[editline]07:38AM[/editline]

also where do i extract this to? http://www.garrysmod.org/downloads/?a=view&id=65033

Character models have to be on the server for you to be able to use them.
To extract that just put all of the folders into your
<Steam DIR>\steamapps&lt;your steam login>\garrysmod\garrysmod