Smallest.ai
San Francisco, California, United States
Overview
Smallest.ai is an AI research and deployment lab specializing in compact, high-performance voice foundation models. The firm is known for building "Lightning," one of the world's fastest text-to-speech (TTS) models, and "Electron," a small language model (SLM) optimized for real-time conversational agents. The company focuses on ultra-low latency, GPU-light, and privacy-first infrastructure for enterprise contact centres.
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Last updated April 20, 2026