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How To Make Your Apps Sound Natural with Google NotebookLM-powered Journey Voices

Emad Dehnavi
5 min readNov 13, 2024

Google Cloud recently added something amazing to its Text-to-Speech API: the NotebookLM-powered Journey Voices! These voices make synthesized speech sound super natural, just like real human conversation. In this blog, I’ll go over what makes NotebookLM Text-to-Speech special and how you can use it in your projects.

You can now easily generate a variety of voices based on language, gender, and accent. And most importantly, two speakers, like it’s done for NotebookLM!

HowTo Make Your Apps Sound Natural with Google NotebookLM-powered Journey Voices

Whether you’re building a voice assistant, an interactive game, or even a podcast-like feature for your app, Journey Voices can make user interactions sound friendly and engaging. Let’s explore how to set up and use this API to make your app’s voice feel more human.

What is NotebookLM Text-to-Speech?

NotebookLM is part of Google Cloud’s Text-to-Speech API, and it focuses on creating voices that sound natural and conversational. The technology behind it, AudioLM, enables voices that…

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Emad Dehnavi
Emad Dehnavi

Written by Emad Dehnavi

With 8 years as a software engineer, I write about AI and technology in a simple way. My goal is to make these topics easy and interesting for everyone.

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