Voice Agents Realtime AI GPT Inference Optimization

OpenAI WebRTC Audio Session

Establish real-time audio conversations with OpenAI's GPT realtime models using WebRTC technology.

A browser-based tool/playground for establishing real-time audio conversations with OpenAI GPT realtime models using WebRTC. It lets users provide an OpenAI API token, choose a voice and model, optionally paste document context for discussion, and view token/cost tracking for the session.

Screenshot of OpenAI WebRTC Audio Session website

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releaseSECONDARY2026-08-03

OpenAI updates GPT-Live with continuous audio and one-round-trip WebRTC startup

OpenAI says GPT-Live can listen while speaking using continuous audio, async reasoning and tool use, one-round-trip WebRTC startup, and async context compaction. Staff said the rebuilt stack removes a separate turn detector.