LatencyGrid — leaderboard

Voice AI infrastructure latency benchmark covering LLM time-to-first-token, speech-to-text latency, text-to-speech time-to-first-byte, and pipeline combinations across providers.

Source: latencygrid.dev.

Interactive version: theaggregate.ai/benchmark?slug=latencygrid · How the rankings work · Data refreshed daily, snapshot 2026-07-22.