xAI
SpaceXAI: Grok STT 1.0
x-ai/grok-stt-1.0
Grok STT is SpaceXAI's speech-to-text model, available via the REST /v1/stt endpoint. It supports transcription with word-level timestamps, optional speaker diarization, and multichannel audio.
Input
$27.7777777778
/ 1M tokens · Token reference
Output
$0
/ 1M tokens · Token reference
Context window
Not published
tokens
Transcription output · Token reference fields do not establish an output-unit price.
Model facts
Author
xAI
Tokenizer
Grok
Modality
Audio -> Transcription
Created
Jul 23, 2026
Publication status
Hugging Face: not mappedLicense: not publishedParameter count: not published
Modalities
Input · AudioOutput · Transcription