OpenAI confirms voice mode stays on gpt-live-1 but can delegate to any chosen model

athyuttamre · x · 2026-09-14

An OpenAI employee confirmed that ChatGPT's voice mode still runs on gpt-live-1 for the voice layer, but users can now choose which model the voice delegates questions to — confirming the new architecture that decouples the voice interface from the underlying reasoning model.

Related event: OpenAI Voice Mode Lets Users Pick the Model Behind Delegation(3 posts)→

Original post →

More from Models

Models channel →