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Grok (xAI) use cases

xAI's AI model, also used in X; its voice API builds real-time voice agents.

Price: Voice agents $0.08/min (xAI API) · Official pricing ↗

NewOct 2026

xAI (X) releases Grok Voice 3.0 for building phone and web voice agents

On 14 October 2026 xAI, the company behind Grok on X, made grok-voice-3.0 available in its Speech to Speech (voice agent) API at the same price as Grok Voice 2.0. The grok-voice-latest alias now points to it. xAI lists the API at $0.08 per minute, with tool calling, web and X search, and demo apps for web and Twilio phone agents.

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Sep 2026

A YouTuber drops a link and gets a newsletter draft, saving 1-1.5 hours a video

An agent connected to Beehiiv learns her voice from past issues and turns each new YouTube video into a draft. Nothing auto-publishes.

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