Developer Builds All-European Voice Agent with 500ms Latency

A developer built a real-time voice agent entirely on European services—Gladia STT, Gemma 4, and KugelAudio TTS—achieving about 500ms response latency at remarkably low cost, around 2 cents for a full demo.

2026-09-24 ~ 2026-09-24 · 3 related posts

• A real-time voice agent with zero US servers: Gladia STT, Gemma 4 on Scaleway, KugelAudio TTS — tobowers · 2026-09-24
• ~500ms turn-end to audio: EU voice agent stack delivers surprisingly low latency — tobowers · 2026-09-24
• The whole voice agent demo cost ~$0.02: KugelAudio at $0.035/min, Gladia $0.75/hr — tobowers · 2026-09-24