Not established from the available sources.
XAI · MODEL RELEASE TRACKER
Grok Voice Think Fast 1.0
Grok Voice Think Fast 1.0 is the predecessor/baseline to Grok Voice Think Fast 2.0 in xAI's Grok Voice Think Fast speech-to-speech model series. In coverage of 2.0, 1.0 is used as the evaluation baseline; the series is described as reasoning through queries while speaking.CURRENT SNAPSHOT1/5 DIMENSIONS WITH DATA
The dimensions that change the decision.
Not established from the available sources.
Not established from the available sources.
Reported performance relative to Grok Voice Think Fast 2.0Grok Voice Think Fast 2.0 was reported to show a 1.4× improvement relative to Grok Voice Think Fast 1.0 in an evaluation across thousands of short phrases in 24 languages.
Not established from the available sources.
VERIFIABLE FACTS
Every value stays attached to a source and date.
BENCHMARKS · Reported performance relative to Grok Voice Think Fast 2.0DEVELOPER CLAIM
Grok Voice Think Fast 2.0 was reported to show a 1.4× improvement relative to Grok Voice Think Fast 1.0 in an evaluation across thousands of short phrases in 24 languages.
CAPABILITIES · Reasoning during speech (series characteristic)DEVELOPER CLAIM
The Grok Voice Think Fast models are described as reasoning through queries while speaking — a unique characteristic attributed to the Grok Voice Think Fast models (which includes earlier versions such as 1.0).
WHAT CHANGED