Notes on voice AI, agents, and developer infrastructure by Amen.https://amenophis.dev/https://amenophis.dev/writing/anatomy-of-first-audio/https://amenophis.dev/writing/anatomy-of-first-audio/From turn-commit to first audio: LLM ~59%, TTS ~28%, my orchestration ~14% — and one first token took 2.9 s. I was tuning the wrong layer.Sat, 08 Aug 2026 00:00:00 GMThttps://amenophis.dev/writing/voice-agents-real-phone-line/https://amenophis.dev/writing/voice-agents-real-phone-line/50 concurrent phone calls in userspace Go: p50 held at 20.00 ms at every load level — measured, not claimed. The tail is where it gets interesting.Sat, 08 Aug 2026 00:00:00 GMT