X
Grok Voice TTS
Grok Voice TTS, a text-to-speech model from X.ai.
speechModelOverride: { model: "grok-voice-tts" }
XX.ai·Released 2026
Pricing
- List price
- $15 / 1M characters
- Per 1M characters
- $15.00
- Per 1M characters
- $0
Specifications
- Context window
- 15,000 tokens
- Released
- 2026
- Model string
- grok-voice-tts-1.0
- Capabilities
- Low latency
Parameters
Model options, passed in
speechModelOverride.config.| Parameter | Type | Default | Range / options |
|---|---|---|---|
voiceBuilt-in voice, or paste a custom voice ID from the xAI console. | Select | eve | evealtairaraatlasauroracarina+22 |
languageBCP-47 language for synthesis. Auto detects from the text. | Select | auto | autoenzhesfrde+4 |
speedSpeech speed. 1.0 is normal. Range 0.7–1.5. | Number | 1 | 0.7–1.5, step 0.05 |
Voices · 28
Previews aren’t available for this model’s voices.
Use this model
await mindstudio.textToSpeech({ text: "...", speechModelOverride: { model: "grok-voice-tts", config: { voice: "eve", speed: 1, }, }, });