OpenAI, on Tuesday, announced plans to shut down the popular Sora app. The discontinuation impacts both the mobile app and the application programming interface (API). The San Francisco-based artificial intelligence (AI) giant did not share the reason behind sunsetting the platform, or when it plans to hit the kill switch.OpenAI, on Tuesday, announced plans to shut down the popular Sora app. The discontinuation impacts both the mobile app and the application programming interface (API). The San Francisco-based artificial intelligence (AI) giant did not share the reason behind sunsetting the platform, or when it plans to hit the kill switch.