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Grok Voice 3.0

xAI · Released Oct 14, 2026 · 11 days ago · Closed weights

Speech-to-speech model for real-time voice agents with tool use and optional reasoning

Lab announcement ↗Open in the timeline
BENCHMARKS

Not in the Epoch Capabilities Index. Epoch benchmarks what it can run, so this is a gap in coverage, not a poor result.

xAI's past year

19 release days in the past year, about one every 19 days. The next is expected around Nov 7, 2026. Forecasts ↗

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Specifications

RELEASE DATEOct 14, 2026
WEIGHTSClosed weights
CONTEXT WINDOWNot listed
MAX OUTPUT0
REASONINGNot listed
TOOL CALLINGNot listed
INPUTStext, audio/pcm, audio/pcmu, audio/pcma, audio/opus
OUTPUTStext, audio/pcm, audio/pcmu, audio/pcma, audio/opus

Models.dev record ↗

Specifications and prices from Models.dev; availability and limits may differ by provider. Benchmarks from Epoch AI (CC BY 4.0), LiveBench and the other sources named above.