Pricing

$6.00/month + usage

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Text-to-Speech Generator (OpenAI voice generator)

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Developed by

Stan Van Rooy

Convert text to speech effortlessly with our OpenAI voice generator. Choose from 6 English-optimized voices, customize settings, and get high-quality audio files fast. Simple to use, integrates with your OpenAI API key.

5.0 (1)

Pricing

$6.00/month + usage

Total users

Monthly users

Last modified

2 days ago

Automation

Developer tools

Text-to-Speech Generator (OpenAI voice generator) 🎤🔊

Convert text to speech using OpenAI's text-to-speech API. Simple, fast, and user-friendly.

How it works

Provide your text and OpenAI API key
Choose a voice and settings
Get back an audio file stored in the key-value store

Voices

OpenAI provides 6 voices. All of them are optimized for English:

alloy - Balanced, versatile (default)
echo - Warm, upbeat
fable - Clear, expressive
onyx - Deep, authoritative
nova - Smooth, confident
shimmer - Soft, whispery

Listen to voice samples at OpenAI's documentation.

Input

Field	Required	Description
`text`	✅	Text to convert (max 4,096 characters)
`openai_api_key`	✅	Your OpenAI API key
`voice`	❌	Voice to use (default: alloy)
`model`	❌	tts-1 (faster) or tts-1-hd (higher quality)
`response_format`	❌	mp3, opus, aac, or flac (default: mp3)
`speed`	❌	Speech speed 0.25-4.0 (default: 1.0)

Example input:

{
  "text": "Hello! Welcome to our text-to-speech service.",
  "openai_api_key": "sk-your-api-key-here",
  "voice": "nova",
  "model": "tts-1-hd"
}

Output

The actor outputs:

Dataset: Result info with audio file name and status
Key-value store: The actual audio file you can download

Dataset output:

{
  "text": "Hello! Welcome to our text-to-speech service.",
  "voice": "nova", 
  "audio_file": "speech.mp3",
  "status": "success"
}

Download your audio

The audio file is saved in the key-value store. You can:

Download it from the Apify Console (Storage → Key-value stores)
Access it via API: https://api.apify.com/v2/key-value-stores/{STORE_ID}/records/speech.mp3

Usage

Apify Console

Find this actor in the Apify Store
Click "Try for free"
Enter your text and OpenAI API key
Run and download your audio file

API

curl -X POST "https://api.apify.com/v2/acts/hsmtk1ZP05MLGe7De/runs" \
  -H "Authorization: Bearer YOUR_APIFY_TOKEN" \
  -d '{"text": "Hello world", "openai_api_key": "sk-..."}'

Pricing

OpenAI: ~$15 per 1M characters (tts-1) or $30 per 1M characters (tts-1-hd)

Limitations

Max 4,096 characters per text
Voices optimized for English
Requires OpenAI API key

Transform your text into speech in seconds! 🎵

On this page

Text-to-Speech Generator (OpenAI voice generator) 🎤🔊
- How it works
- Voices
- Input
  - Example input:
- Output
  - Dataset output:
  - Download your audio
- Usage
  - Apify Console
  - API
- Pricing
- Limitations

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