27 Aug 2026 · 6 min read
agentic coding
Grok Voice Think Fast 2.0: What Actually Changes When You Collapse STT-LLM-TTS Into One WebSocket
SpaceXAI's Think Fast 2.0 merges speech recognition, reasoning, and synthesis into a single speech-to-speech model over one WebSocket. I built a customer-support voice agent against it and pulled out the production best practices that actually matter: timing, interruption, resumption, and security.
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