A beta release of the entire game was made on Steam on September 17, 2007, for customers who had pre-purchased The Orange Box, who had activated their Black Box coupon, which was included with the ATI HD 2900XT Graphics cards, and for members of Valve's Cyber Café Program.
O ediție beta a întregului joc a devenit disponibilă pe Steam pe data de 17 septembrie 2007 pentru clienții care au pre-cumpărat The Orange Box, care au activat cuponul Black Box, inclus cu placa grafică ATI HD 2900XT, sau pentru membrii programului Valve Cyber Café.