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OpenAIGPT Realtime

GPT-Realtime Mini

GPT-Realtime Mini is the deprecated smaller Realtime release. It supports live text and audio interactions over WebRTC, WebSocket or SIP.

Deprecated API; check access details

Mini retains the older Realtime window

The model accepts images as well as text and audio. Its context is 32,000 tokens, with up to 4,096 output tokens. The documented dated snapshot is from December 2025, separate from the newer Realtime 2.1 Mini.GPT-Realtime Mini official model documentation

Review an existing integration

Practical guidance. For a voice assistant migration, compare interrupted turns and long-call behavior. Review whether tools return before the assistant claims an action succeeded. Keep session duration and audio-token usage with cost measurements.

Specifications & access

GPT-Realtime Mini specifications
DetailValue and conditions
StatusDeprecated API; check access details
AccessAPI
Model identifiersgpt-realtime-minigpt-realtime-mini-2025-12-15
Context window32,000 tokens

Published context for this deprecated release

GPT-Realtime Mini official model documentation
Maximum output4,096 tokens

Published maximum output, bounded by the remaining context

GPT-Realtime Mini official model documentation
Provider statusDeprecated in the current OpenAI model catalog; confirm remaining account access.GPT-Realtime Mini official model documentation

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