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GPT-Realtime-2, -Translate, and -Whisper: new SOTA realtime voice APIs

OpenAI released three new streaming audio models in the Realtime API: GPT-Realtime-2 with GPT-5-class reasoning, GPT-Realtime-Translate for live translation from 70+ languages, and GPT-Realtime-Whisper for streaming transcription. Features include 128K context, adjustable reasoning effort, improved interruption handling, and tool use. Independent benchmarks show significant performance gains.

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GPT-Realtime-2, -Translate, and -Whisper: new SOTA realtime voice APIs
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Key points

  • OpenAI launches GPT-Realtime-2, -Translate, and -Whisper in the Realtime API.
  • GPT-Realtime-2 offers GPT-5-class reasoning, 128K context, adjustable reasoning effort, and improved interruption handling.
  • GPT-Realtime-Translate supports live streaming translation from 70+ input languages to 13 output languages.
  • GPT-Realtime-Whisper provides low-latency streaming transcription.

Highlights and analysis are generated automatically and may contain errors. Check the original source.

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