Need Google Talk API for C#.Net

Question

Any one know Google Talk Api for C#.Net?, Please help.

Answer 1

Check out Google Talk for Developers.

It uses the Extensible Messaging and Presence Protocol (XMPP) (Originally called Jabber as @kbok mentioned).

There are numerous XMPP libraries available for .NET. The agsXMPP SDK .NET library being one of them.

Here's a tutorial in C# to get you started:

Google Talk (GTalk) Autoreply using .NET

Answer 2

Google Chat uses the Jabber(AKA XMPP) protocol behind the hood. You can find a .NET binding here : http://code.google.com/p/jabber-net/