Isolated voice test
Talk naturally.
Test pauses and interruptions. The selected scenario appears after connecting. No texts, tickets or transfers are available.
Ready. Microphone permission is required.
GPT Realtime 2 · Marin · 3-minute maximum. Protocol events and model output are retained privately. Microphone audio goes directly to OpenAI.
Check speaker sound without a call
At a comfortable volume, compare five seconds of sound alone with sound while the microphone is open. For the microphone check, allow access, then tap Play sound. No conversation starts and no microphone audio is recorded or sent. These checks do not diagnose echo by themselves.
Not checked.