
Build a Realtime Voice Assistant With gpt-realtime-2
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Kodetra Technologies··10 min read Intermediate Summary
Stream audio in and out, add tools, approvals, and handoffs with gpt-realtime-2 in Python.
Build a Realtime Voice Assistant With gpt-realtime-2
On June 3, 2026 OpenAI shipped a fresh batch of real-time audio models aimed squarely at conversational agents, and the developer chatter since has been about one thing: you no longer need to glue together a speech-to-text model, an LLM, and a text-to-speech model with three round trips of latency. A single model now listens, thinks, calls your tools, and talks back over one persistent connection.
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