Human or machine? Jabberwacky chatbot put to the ultimate test.

UK finalist, Jabberwacky, goes for gold at the International 2003 Loebner Prize Contest, a version of the Turing Test to find the most 'human' artificial intelligence application. Jabberwacky is an entertaining chatbot on the web.

1. Loebner Prize - The Loebner Prize is an annual competition in artificial intelligence that awards prizes to the computer programs considered by the judges to be the most human-like.

2. Turing Test - The Turing test, developed by Alan Turing in 1950, is a test of a machine's ability to exhibit intelligent behaviour equivalent to, or indistinguishable from, that of a human.

3. Artificial Intelligence - Artificial intelligence (AI) is intelligence demonstrated by machines, as opposed to the natural intelligence displayed by animals and humans.