OpenAI has officially launched voice-based intelligent agents in its ChatGPT mobile app, enabling users to issue oral commands for cross-app navigation and complex task execution. Plus and Pro subscribers gain access to Work features like document creation and financial tasks, while free users benefit from plugin integration. The update optimizes voice interaction with seamless text-voice switching and cross-device continuity, transforming the mobile interface into a super portal where AI handles multi-step operations based on user goals.