T9-R6 quiz

What does the Speech to Speech page say grok-voice-latest aliases? Answer: grok-voice-3.0. The model table says the alias points at grok-voice-3.0.

Where does that page say an API key may go? Answer: In the Authorization header, server-side only. Client-side apps are pointed at ephemeral tokens.

What price does this room state? Answer: None. The room does not copy a price.

Sources and go deeper

Speech to Speech, docs.x.ai vendor The page title is Speech to Speech. The body names the Grok Speech to Speech API and also calls the site SpaceXSI Docs. last checked 2026-10
Voice Overview, docs.x.ai vendor The page calls them SpaceXSI Voice APIs, powered by Grok, and separates Speech to Speech, Text to Speech, and Speech to Text. last checked 2026-10