f2a5416408
Simple 3-step chat completions pipeline at ~/usr/bin/bash.019/min total. Streams PCM16 audio from frontend, transcribes on release, generates response via gpt-5.4-nano, speaks via OpenAI TTS. Cost breakdown: gpt-4o-mini-transcribe: /usr/bin/bash.003/min gpt-5.4-nano: ~/usr/bin/bash.001/min OpenAI TTS (nova): /usr/bin/bash.015/min Total: ~/usr/bin/bash.019/min (~/usr/bin/bash.57/day at 30min)