Retell Uses OpenAI to Power 100M Monthly Voice Calls
October 27, 2026
Retell leverages OpenAI models to drive high-volume voice agent workloads, reporting a $1.6M annual revenue run rate per employee. GPT-6 Astra currently leads their internal voice agent performance benchmarks.
HOW THIS AFFECTS YOU
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builderYou can leverage high-performance voice models for large-scale telephony applications.
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founderThis demonstrates high capital efficiency in the voice AI agent sector.