How OpenAI delivers low-latency voice AI at scale

OpenAI Blog / 5/4/2026

💬 OpinionDeveloper Stack & InfrastructureIdeas & Deep Analysis

Key Points

  • The article explains how OpenAI redesigned its WebRTC stack to support real-time Voice AI with low latency.
  • It highlights engineering choices aimed at achieving global-scale performance for voice interactions.
  • The system is described as enabling seamless conversational turn-taking, improving the naturalness of dialogue.
  • The focus is on scalable infrastructure and delivery patterns rather than a new model release.
How OpenAI rebuilt its WebRTC stack to power real-time Voice AI with low latency, global scale, and seamless conversational turn-taking.