Reference
X

Grok STT

Grok STT, a transcription model from X.ai.
transcriptionModelOverride: { model: "grok-stt" }
X.ai·Released 2026
Pricing
List price
$0.10 / hour
Per second
$0.000028
Per minute
$0.0017
Per second
$0
Per minute
$0
Specifications
Released
2026
Model string
grok-stt-1.0
Capabilities
Low cost
Parameters
Model options, passed in transcriptionModelOverride.config.
ParameterTypeDefaultRange / options
language
Used with text formatting. Leave as Auto unless you want inverse-text-normalization in a specific language.
Selectenesfrdejako+4
includeSpeakers
Label each word with a speaker index when multiple people talk.
Selectnoyesno
format
Convert spoken numbers and currency into written form (e.g. "one hundred dollars" → "$100"). Requires a language.
Booleanfalse
Use this model
await mindstudio.transcribeAudio({
  audioUrl: "...",
  transcriptionModelOverride: {
    model: "grok-stt",
    config: {
      includeSpeakers: "no",
    },
  },
});