WebRTC vs. SIP for AI Voice Agents: Which Architecture Wins in 2026?
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Sip
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AI Calling Architecture Explained: How SIP, LLM, TTS, and STT Work Together to Make AI Phone Calls (2026)
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A deep technical explainer on how AI calling actually works under the hood. Learn how SIP, STT, LLM, and TTS components work together in real time to create natural AI phone conversations, the latency budget for each component, and why Tough Tongue AI abstracts all this complexity into a no-code platform.