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Cooking with Codex — Charlie Guo & Gabriel Chua, OpenAI

AI Engineer · Oct 06, 2026 · Product Launches

OpenAI Codex now runs on mobile and can be self-hosted via open-source application server

“You can host Codex anywhere thanks to its open source code and application server”

OpenAI engineers Charlie Guo and Gabriel Chua presented a 'Cooking with Codex' masterclass at AI Engineer, showcasing community-built projects including a synthesizer plugin, video editing in Premiere, game development, and a self-driving golf cart. They announced Codex is now available on mobile devices and can be self-hosted anywhere via its open-source code and application server. The session framed Codex as a pervasive coding agent already deeply embedded in developer workflows, setting up a deeper dive into six practical usage patterns.

codex openai agentic-coding open-source mobile

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