- Published on August 31, 2025
- In AI Features
OpenAI’s gpt-realtime Promises New Era for Enterprise Voice AI
New releases make voice agents more capable through access to additional tools and context
Image by Nalini Nirad
- By Supreeth Koundinya
With OpenAI making its Realtime API generally available with new features and releasing its “most advanced” speech-to-speech model, gpt-realtime, developers and enterprises can now build reliable, production-ready voice agents that sound more natural and expressive.
The API now supports Model Context Protocol (MCP) servers, image inputs, and even phone calling through Session Initiation Protocol (SIP), OpenAI announced.
The company claimed that gpt-realtime is better at interpreting system messages and developer prompts—whether that’s reading disclaimer scripts word-for-word on a support call, repeating back alphanumerics, or switching seamlessly between languages mid-sentence.
While traditional voice AI pipelines involve multiple models for speech-to-tex
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Supreeth Koundinya
Supreeth is an engineering graduate who is curious about the world of artificial intelligence and loves to write stories on how it is solving problems and shaping the future of humanity.
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