Audio Block
The Audio block lets you add audio to your lessons by uploading files, pasting a URL, or generating narration with AI.
Audio sources
Section titled “Audio sources”- Upload - drag and drop or browse for an audio file
- Media Library - select from previously uploaded audio
- Audio URL - paste a direct link to an audio file
- AI Narration - generate voice narration from a script
Supported formats: MP3, WAV, OGG, M4A, WebM. Maximum file size: 50 MB.
Player controls
Section titled “Player controls”Learners see a standard audio player with play/pause, volume, progress scrubber, and duration display.
Captions
Section titled “Captions”Add an optional text caption that displays alongside the audio player.
AI narration
Section titled “AI narration”The Audio block integrates with Slate’s AI narration feature. You can generate natural-sounding voice narration from a text script, choose from multiple voices and languages, and preview the audio before publishing.
See AI Narration for details on voices, languages, and credit costs.