The Department of Justice is reportedly investigating whether Google's AI deal with Character.AI violates antitrust laws.Google signed an agreement with Character last year where the founders joined Google and provided a nonexclusive license for their AI technology.Regulators are concerned that such agreements by big tech companies like Google could stifle competition from emerging innovators.Google has faced antitrust cases and has now started placing ads within AI chatbot conversations as a way to protect its search ads revenue.