name = "Grok Voice STT 1.0" description = "Grok Voice STT 1.0 is xAI's speech-to-text model. It supports transcription with word-level timestamps, optional speaker diarization, and multichannel audio." release_date = "2026-08-04" last_updated = "2026-08-04" attachment = true reasoning = false temperature = false tool_call = false open_weights = false [limit] context = 15_000 output = 15_000 [modalities] input = ["audio"] output = ["text"]