Voice agent costs in 2026: MAI-Voice-2-Flash at $15 per 1M characters vs OpenAI Realtime at $64
Microsoft prices MAI-Voice-2-Flash at $15 per 1M characters and MAI-Transcribe-1.5 at $6 per 1,000 minutes. OpenAI's gpt-realtime-2.1 bills $32 in and $64 out per 1M audio tokens. Different units, very different bills
