Microsoft Launches Live Interpreter API for Real-Time Multilingual Speech Translation

September 15, 2025
Microsoft Launches Live Interpreter API for Real-Time Multilingual Speech Translation
  • The Live Interpreter API enables real-time, multilingual communication, supporting seamless language switching during conversations, which is ideal for applications like contact centers, online meetings, classrooms, and social streaming.

  • It can be integrated into various applications, allowing users to switch languages effortlessly during conversations, enhancing global communication.

  • Microsoft has announced the public preview of its Live Interpreter API, a new feature within Azure Speech Translation designed for real-time multilingual speech translation.

  • This API is built on Azure Speech Translation and offers continuous language detection, extensive language coverage with 76 input languages and 143 locales, and low-latency translation that rivals human interpreters.

  • A notable feature of the API is its ability to preserve a user’s personal voice, including style, tone, intonation, and pacing, with enterprise-grade consent controls ensuring privacy and security.

  • Developers can access a QuickStart Guide to easily integrate the API into apps or websites, while end users will benefit indirectly through these platforms.

  • Microsoft has partnered with Anker Innovations to demonstrate practical uses of the API, focusing on improving audiovisual experiences in real-world scenarios.

Summary based on 2 sources


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