Grok's Text to Speech API

Grok's Text-to-Speech API is a developer tool designed to transform written content into lifelike, articulate speech, offering 5 distinct voice options, more than 20 language choices, and the ability to include detailed speech markers for precise management of delivery style and tone.

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Expression-Based Audio ChoicesFive distinct character voices with their own unique traits - Ara (warm and friendly), Eve (energetic and positive), Rex (confident and articulate), Sal (smooth and balanced), and Leo (authoritative and powerful).
In-line Speech ControlEffective management of speech delivery through inline tags for silences, laughter, whispering, emphasis, and other expressive features
Support for Multiple LanguagesSupports over 20 languages with automatic language identification and native-level fluency in pronunciation and dialects
Variable Audio FormatsSupports multiple output formats ranging from 8 kHz to 48 kHz, ideal for telephony, speech recognition, and professional audio applications.