OpenAI adds full duplex voice control to Codex and ChatGPT desktop apps OpenAI has integrated full duplex voice control into its Codex and ChatGPT desktop applications, enabling hands-free coding and task management. The feature follows the earlier global rollout of GPT-Live, OpenAI's high-performance voice model, as part of the company's strategy to enhance AI usability and competitiveness. OpenAI has announced the integration of full duplex voice control into its Codex and ChatGPT desktop applications. This development allows users to interact with these AI models using voice commands, facilitating hands-free coding and task management. The addition of this feature follows the earlier introduction of GPT-Live, OpenAI’s high-performance voice model, to ChatGPT users globally. The move is part of OpenAI’s broader strategy to enhance the usability and functionality of its AI offerings, positioning Codex as a versatile coding and work agent. Key Takeaways - OpenAI’s introduction of full duplex voice control to Codex and ChatGPT appears to enhance usability, potentially increasing competitive positioning in the AI model landscape. - Market pricing suggests this development could influence the perceived ranking of OpenAI’s AI models by year-end 2026. - Current odds reflect varied participant views on which company will lead in AI models, with Anthropic and Google maintaining strong positions. What to Watch Markets are likely monitoring the impact of OpenAI’s voice control feature on its AI model’s competitiveness. Key actors such as Sam Altman of OpenAI and Sundar Pichai of Google could play significant roles in upcoming developments. As the Chatbot Arena LLM Leaderboard rankings evolve, shifts in perceived AI leadership may occur, particularly as new features and models are introduced by leading companies. Get live prediction-market analysis, powered by Vera. Sign up for Vera.