xAI launches Voice Agent Builder beta: build a voice agent in under 2 minutes

xAI 发布 Voice Agent Builder 测试版

xAI packaged Grok Voice into a no-code platform, now in beta as of July 1. You describe the call flow in plain language, upload docs as a knowledge base, and connect tools like calendars or ticketing systems—then you get a working voice agent. It uses a speech-to-speech path instead of chaining ASR→LLM→TTS, which xAI claims cuts latency and failure points. Pricing is $0.05/min of audio plus $0.01/min for a platform-provided number. xAI also published τ-voice Bench scores: Grok Voice Think Fast 1.0 hit 67.3% overall, versus 43.8% for Gemini 3.1 Flash Live and 35.3% for GPT Realtime 1.5. Take the benchmark with a grain of salt—it's xAI's own test, and third-party results aren't out yet.

Why it matters: xAI turned Grok Voice into a no-code platform with voice-to-voice direct pipeline, $0.05/min, and 2-minute setup — all concrete numbers. Not scoring higher because we only have the official announcement so far, no third-party testing or head-to-head comparisons; scoring 78 as ...