FSpeech Struct Reference

Public Attributes
FString	Model {"tts-1"}
FString	Input
FString	Voice {"alloy"}
FString	Instructions {}
FString	Response_Format {"mp3"}
float	Speed {1.0f}

Member Data Documentation

Input

FString FSpeech::Input

The text to generate audio for. The maximum length is 4096 characters.

Instructions

FString FSpeech::Instructions {}

Control the voice of your generated audio with additional instructions. Does not work with tts-1 or tts-1-hd.

Model

FString FSpeech::Model {"tts-1"}

One of the available TTS models: tts-1, tts-1-hd or gpt-4o-mini-tts: https://platform.openai.com/docs/models/tts

Response_Format

FString FSpeech::Response_Format {"mp3"}

The format to audio in. Supported formats are mp3, opus, aac, flac, wav, and pcm.

Speed

float FSpeech::Speed {1.0f}

The speed of the generated audio. Select a value from 0.25 to 4.0. 1.0 is the default.

Voice

FString FSpeech::Voice {"alloy"}

The voice to use when generating the audio. Supported voices are alloy, ash, ballad, coral, echo, fable, onyx, nova, sage, shimmer, and verse.

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The documentation for this struct was generated from the following file:

• Source/OpenAI/Public/Provider/Types/AudioTypes.h