{ "$schema": "https://json-schema.org/draft/2020-12/schema", "title": "CreateTranscriptionRequest", "type": "object", "properties": { "file": { "type": "string", "description": "The audio file object to transcribe, in one of these formats: flac, mp3, mp4, mpeg, mpga, m4a, ogg, wav, or webm. File uploads are limited to 25 MB." }, "model": { "type": "string", "description": "ID of the model to use. Only whisper-1 and gpt-4o-transcribe are currently available." }, "language": { "type": "string", "description": "The language of the input audio. Supplying the input language in ISO-639-1 format will improve accuracy and latency." }, "prompt": { "type": "string", "description": "An optional text to guide the model's style or continue a previous audio segment. The prompt should match the audio language." }, "response_format": { "type": "string", "description": "The format of the transcript output. Defaults to json. verbose_json includes additional metadata like word-level timestamps." }, "temperature": { "type": "number", "description": "The sampling temperature, between 0 and 1. Higher values like 0.8 will make the output more random, while lower values like 0.2 will make it more focused and deterministic." }, "timestamp_granularities": { "type": "array", "description": "The timestamp granularities to populate for this transcription. response_format must be set to verbose_json to use this parameter." } } }