// Popular Articles
Smallest AI lands natively in Pipecat: Lightning TTS + Pulse STT drop into your voice agent pipeline
Pipecat just added first-class support for Smallest AI. Lightning TTS (sub-100ms TTFA, 15 languages) and Pulse STT (sub-70ms TTFT, 36 languages) now plug straight into your voice agent pipeline — no custom adapter. Here's what that actually unlocks for latency-sensitive voice bots.
OpenAI's gpt-realtime-1.5 opens a 20+ point lead on Sierra's voice leaderboard
OpenAI engineer Eric (@veggie_eric) says the newest Realtime voice model is 20+ points ahead of the nearest competitor on Sierra's τ³-Bench — a "pretty massive upgrade" from the December OG, with big realism and tool-calling gains.