Docs

Create a voice

POST

/v1/audio/speech

Request

Body Params application/json

model

string

required

One of the available TTS models: tts-1 or tts-1-hd

input

string

required

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

voice

string

required

The voice to use when generating audio. Supported voices are: alloy, echo, fable, onyx, nova and shimmer.

response_format

string

optional

The default is mp3 audio format. Supported formats are: mp3, opus, aac and flac.

speed

number

optional

Defaults to 1. Generated audio speed. Choose a value between 0.25 and 4.0. 1.0 is the default value.

Example

{
    "model": "tts-1",
    "input": "The quick brown fox jumped over the lazy dog.",
    "voice": "alloy"
  }

Request samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

curl --location --request POST '/v1/audio/speech' \
--header 'Content-Type: application/json' \
--data-raw '{
    "model": "tts-1",
    "input": "The quick brown fox jumped over the lazy dog.",
    "voice": "alloy"
  }'

Responses

🟢200success

application/json

Body

object {0}

Example

{}

Make a request

Create a transcript