`OpenAI-Beta: realtime=v1` shutdown date & replacement

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Status: active (no shutdown date announced)
Shutdown date: —
As written by provider: 2026‑05‑12
Deprecation announced: Sep 15, 2025
Recommended replacement: Realtime API
Type: audio
Price change: Not published by provider
Source: https://developers.openai.com/api/docs/deprecations
Last checked: 2026-10-16