OpenAI Codex Record & Replay Turns Demonstrated Workflows into Reusable Skills

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OpenAI's Codex Record & Replay feature allows macOS users to demonstrate a workflow once instead of writing detailed text prompts, with Codex observing and converting the session into a reusable, editable automation called a Skill. Unlike traditional macro recorders that replicate low-level mouse and keyboard actions, Codex treats the recorded trace as evidence of intent rather than a literal script to replay. During replay, Codex selects the most stable available tool — an API, browser automation, or desktop UI — to execute the task reliably even if the interface has changed. The system captures actions and window context via macOS Accessibility APIs, storing data in local trace files that Codex then compiles into a structured Skill document. This approach is designed for repetitive UI workflows, cross-application tasks, and tools lacking good APIs, where showing is simpler than describing.

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