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 in xAI's Grok Voice Think Fast family of speech-to-speech voice models. It is described implicitly by comparisons in an announcement for Grok Voice Think Fast 2.0, which reports that 2.0 improves transcription accuracy and other conversational capabilities relative to 1.0.CURRENT SNAPSHOT2/5 DIMENSIONS WITH DATA
The dimensions that change the decision.
Not established from the available sources.
ModalityPart of the Grok Voice Think Fast family of speech-to-speech voice models (voice/speech-to-speech).
Benchmark (relative to Grok Voice Think Fast 2.0)In the vendor's evaluation across thousands of short phrases in 24 languages, Grok Voice Think Fast 2.0 was reported to show a 1.4× improvement relative to Grok Voice Think Fast 1.0.
Not established from the available sources.
VERIFIABLE FACTS
Every value stays attached to a source and date.
MODALITIES · ModalityDEVELOPER CLAIM
Part of the Grok Voice Think Fast family of speech-to-speech voice models (voice/speech-to-speech).
CAPABILITIES · Reasoning while speakingDEVELOPER CLAIM
Grok Voice Think Fast models are described as reasoning through queries while speaking (performing reasoning in parallel with speech) with no impact on latency.
BENCHMARKS · Benchmark (relative to Grok Voice Think Fast 2.0)DEVELOPER CLAIM
In the vendor's evaluation across thousands of short phrases in 24 languages, Grok Voice Think Fast 2.0 was reported to show a 1.4× improvement relative to Grok Voice Think Fast 1.0.
WHAT CHANGED