Build a Real-Time Speech-to-Speech AI Voice Assistant on Exotel AgentStream (Bidirectional) with OpenAI Realtime & Python

An end‑to‑end, production‑ready guide for building a low‑latency, natural, and secure voice assistant on Exotel AgentStream using speech‑to‑speech realtime models. Repos & Docs Main repo Enterprise framework (recommended) Product page Quick start guide Applet docs Why Speech‑to‑Speech (S2S) Traditional voice bots chain ASR → LLM → TTS. This works, but: Latency creeps up (2 conversions + buffering). […]

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