Key TakeawaysSoundHound AI's voice artificial intelligence (AI) technology is being added to more Stellantis-owned vehicle brands in Europe.The company's SoundHound AI voice assistant with ChatGPT is live and in production in Peugeot, Opel, and Vauxhall vehicles in 11 markets.Stellantis' DS Automobiles was the first international brand to install SoundHound AI's product. Shares of SoundHound AI (SOUN) soared for a second day Thursday after the maker of artificial intelligence (AI) voice technology announced ...