RingCentral AI Receptionist (AIR) vs. smallest.ai

WHAT IS AI RECEPTIONIST (AIR)? AI Receptionist (AIR) is RingCentral's voice-first AI agent for small and mid-sized businesses that keeps your business always on. Businesses using AIR have seen 60% more new patient intakes, $204,000 in additional monthly bookings, and 50% reductions in inbound call time, all without adding headcount. With no configuration needed beyond basic personalization, AIR answers common business questions, sends texts, schedules appointments, captures leads, and seamlessly transfers callers to the right human agent.

Smallest AI — Real-Time Voice AI Platform (Text-to-Speech, Speech-to-Text, Speech-to-Speech & Voice Agents) Smallest AI is a real-time voice AI platform that provides low-latency text-to-speech (TTS), speech-to-text (STT), speech-to-speech (S2S), and small language models (SLMs) for building production voice agents and multimodal AI applications. It is built for developers and enterprises that need accurate, sub-second voice processing at scale, with self-serve API access and enterprise deployment options including on-premise and private cloud.