simonwillison.net·Jun 12, 2026
Simon Willison's latest blog post discusses the updated OpenAI WebRTC Audio Session tool, which now allows users to incorporate document context for more interactive audio conversations using the new GPT-Realtime-2 model. This enhancement enables users to explore specific topics in real-time audio discussions.
OpenAI has introduced GPT-Realtime-2, a voice model with GPT-5-class reasoning, which allows for audio interactions with document context, making it a potential tool for enhancing conversational AI workflows and prompt engineering in real-time applications. This advancement highlights the importance of integrating document context into AI interactions for more productive and contextually aware discussions.