Build a Live Translation Broadcast App with the Gemini Live API and LiveKit

Google has released the Gemini 3.5 live translation model through the Gemini API, alongside an open-source demo that streams spoken audio into multiple languages in real time using LiveKit, Next.js, and Google Cloud Run. Real-time multilingual broadcast The demo is designed for live events where one speaker can be heard by listeners in different languages at the same time. Audience members join through a page, choose a target language such as Chinese or French, and receive translated audio and captions on their phones, making it practical for presentations and small multilingual gatherings.

Sources from the briefing

• Build a Live Translation Broadcast App with the Gemini Live API and LiveKitGoogle for Developers