Enlarge / Scarlett Johansson and Joaquin Phoenix attend Her premiere during the 8th Rome Film Festival at Auditorium Parco Della Musica on November 10, 2013, in Rome, Italy. (credit: Franco Origlia / Contributor | Getty Images Entertainment) OpenAI has paused a voice mode option for ChatGPT-4o, Sky, after backlash accusing the AI company of intentionally ripping off Scarlett Johansson's critically acclaimed voice-acting performance in the 2013 sci-fi film Her. In a blog defending their casting decision for Sky, OpenAI went into great detail explaining its process for choosing the individual voice options for its chatbot.