xAI has unveiled its no-code platform, Voice Agent Builder, enabling users to create lifelike voice agents using Grok Voice. Priced at $0.05 per minute, the platform integrates phone capabilities, knowledge retrieval, tools, safeguards, and observability. It supports existing phone numbers, APIs, and MCP, offering a unified interface for Grok Voice. Each account includes a free phone number, with the platform now available in Beta.