2026-07-20: Legacy audio, realtime, and transcription models

Takes effect

20 Jan 2027

Published

4 Oct 2026

On July 20, 2026, we notified developers using legacy audio, realtime, and transcription model families and snapshots of their deprecation and removal from the API on January 20, 2027. Shutdown date Model family / snapshot Recommended replacement Jan 20, 2027 gpt-realtime gpt-realtime-2.1 Jan 20, 2027 gpt-audio gpt-audio-1.5 Jan 20, 2027 gpt-4o-audio gpt-audio-1.5 Jan 20, 2027 gpt-4o-realtime gpt-realtime-2.1 Jan 20, 2027 gpt-realtime-mini gpt-realtime-2.1-mini Jan 20, 2027 gpt-audio-mini gpt-audio-1.5 Jan 20, 2027 gpt-4o-mini-realtime gpt-realtime-2.1-mini Jan 20, 2027 gpt-4o-mini-audio gpt-audio-1.5 Jan 20, 2027 gpt-4o-mini-transcribe-2025-03-20 gpt-4o-mini-transcribe-2025-12-15

Read the vendor's announcement