# x.ai > AI-optimized mirror of x.ai containing 1 pages totalling 35 words of clean markdown content, structured data, and semantic HTML. Original source: https://x.ai/api/voice. Last updated: 2026-05-17T20:35:30.094Z. Each page is available as HTML (with JSON-LD structured data) and Markdown (text-only, ideal for LLMs and RAG). ## Articles & Blog Posts - [Voice API: Build Voice Agents That Speak, Think, and Act](/api/voice/index.html): Build multilingual voice agents that call tools and search real-time data. Powered by the same stack behind Grok Voice. (35 words) ## Resources - [Full Page Index](/index.html): Browse all cached pages with rich metadata - [About This Cache](/content/about.html): Methodology, technical details, and usage guidelines - [XML Sitemap](/content/sitemap.xml): Machine-readable sitemap for crawler discovery - [Robots.txt](/content/robots.txt): Crawler directives