Manage create Realtime Transcription Session.

Contract-preserving POST Endpoint for create Realtime Transcription Session in the OpenAI API. Model and resource-specific values are supplied by the caller at runtime.

All 288 OpenAI Platform REST endpoints from a fixed MIT-licensed official revision, including typed SSE streaming and Realtime call management. Hub provides documentation and an independent SDK/CLI, but never proxies model, account, or usage data; callers connect directly with local API keys.

Request

operationId: createRealtimeTranscriptionSession
Server: https://api.openai.com/v1
Authentication: ApiKeyAuth, AdminApiKeyAuth

Request parameters

No URL, query, or header parameters.

Request body

RealtimeTranscriptionSessionCreateRequestrequired

Content-Type: application/json

Properties: includeinput_audio_formatinput_audio_noise_reductioninput_audio_transcriptionturn_detection

Responses

`200`

RealtimeTranscriptionSessionCreateResponseapplication/json

Successful supplier response.

Properties: client_secretinput_audio_formatinput_audio_transcriptionmodalitiesturn_detection

{
  "client_secret": {
    "expires_at": 0
  },
  "input_audio_transcription": {
    "languages": []
  },
  "turn_detection": {
    "prefix_padding_ms": 0,
    "silence_duration_ms": 0,
    "threshold": 0
  }
}