Model index
SpaceXAI·Grok

Grok Voice 3.0

xAI’s real-time speech-to-speech model, accepting text or audio and returning text and audio responses over bidirectional WebSocket.

CurrentLanguageMultimodal

The xAI API model ID is `grok-voice-3.0`, and `grok-voice-latest` currently points to this version. xAI says 3.0 keeps the 2.0 API, session parameters, events, and price; `grok-voice-2.0` is deprecated.

MODEL NUMBER044
First public date
2026-10-14
Organization
SpaceXAI
Family
Grok
01

Specifications

Only published specifications are shown.

Input modalities
Text · Audio↗
Output modalities
Text · Audio↗
Status
Current↗
02

Overview

Release dates

— xAI released the real-time voice model `grok-voice-3.0`; `grok-voice-latest` now points to 3.0, which supports speech-to-speech interaction. xAI says the API and price are unchanged, and the previous `grok-voice-2.0` is deprecated. ↗

Why it mattered

Grok Voice 3.0 is a separately named voice-model version; its release moved the dynamic API alias `grok-voice-latest` to 3.0, establishing a verifiable real-time voice-model milestone.

03

Architecture & capabilities

Model capabilities

Audio generationReal-time audio
04

Release history

API launch

xAI released the real-time voice model `grok-voice-3.0`; `grok-voice-latest` now points to 3.0, which supports speech-to-speech interaction. xAI says the API and price are unchanged, and the previous `grok-voice-2.0` is deprecated.

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05

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06

Sources

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