Integrating GPT Realtime Voice with FaceTime for One-Agent UX

alexcovo_eth · x · 2026-08-28

A developer demonstrated connecting GPT's realtime voice mode to a Mac Mini's FaceTime audio, enabling direct calls to the AI. This setup leverages the Codex subscription to access the voice feature. The author is building a COS voice agent on top of this to manage all agent threads on the go, aiming for a UX where the user only ever interacts with a single agent for all tasks.

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