Google NotebookLM Expands AI Podcast Feature to 76 New Languages

Google's NotebookLM AI assistant is expanding its Audio Overviews feature to 76 new languages. Users can now choose the output language of their AI-generated podcasts. The feature aims to help users digest and comprehend information in documents they have uploaded to the app. The new languages include Afrikaans, Arabic, Azerbaijani, and more.

Google has significantly expanded the capabilities of its NotebookLM AI assistant by adding support for 76 new languages in its Audio Overviews feature. This enhancement allows users to generate AI-generated podcasts in their preferred language, facilitating a broader and more inclusive access to information. The new languages include Afrikaans, Arabic, Azerbaijani, and many more, further diversifying the tool's utility [1].

The Audio Overviews feature transforms text sources into engaging podcast-style conversations between AI voices. Initially available only in English, the multilingual update makes this feature accessible to a global audience. This expansion is particularly beneficial for educators, professionals, and individuals seeking to manage knowledge effectively across various languages [1].

The multilingual capability of NotebookLM is powered by Google's Gemini technology, which incorporates native audio capabilities. This allows the tool to synthesize information across language barriers into conversational formats, making content more engaging than traditional text summaries or standard machine translations [1].

For businesses operating globally, this feature simplifies information sharing across teams speaking different languages. Research papers, market reports, or competitor analyses can be uploaded in their original language and then summarized as an audio conversation in the listener's preferred language, enhancing communication and understanding [1].

Google has implemented this feature in a user-friendly manner. Audio Overviews automatically generate in the user's preferred language, but a new "Output Language" option in Settings allows users to change languages at any time. This flexibility enables users to create multilingual content or study materials as needed [1].

While this update greatly enhances NotebookLM's utility, the tool still lacks several features that could make it even more powerful. Users cannot control the number of speakers, their demographic characteristics, accents, or conversation length. The output remains a single audio file rather than separate tracks that could be easily repurposed for video creation [1].

Given Google's focus on NotebookLM, it seems likely that these improvements will follow if the tool gains traction. The company appears to be taking an iterative approach, adding features gradually based on user feedback [1].

This update represents another step toward AI-generated media that is increasingly indistinguishable from human-created content. The conversational nature of Audio Overviews creates an experience that feels remarkably natural, raising both opportunities and questions for content creators [1].

In conclusion, Google's expansion of NotebookLM to over 76 languages demonstrates the rapid evolution of AI-powered content tools. By making it easy to access multilingual content through engaging audio conversations, Google may transform how we learn from and interact with information across language barriers [1].

References:
[1] https://www.forbes.com/sites/rogerdooley/2025/04/29/googles-notebooklm-now-speaks-50-languages-enabling-global-content/