The Audio API provides a speech endpoint based on our GPT-4o mini TTS (text-to-speech) model.
It comes with 11 built-in voices
$0.60 1M tokens, estimated $0.015 minute
voices demo: OpenAI.fm
Free Machine Learning Services on AWS - Amazon Web Services
Amazon Polly is a service that turns text into lifelike speech, allowing you to create applications that talk, and build entirely new categories of speech-enabled products.12 MONTHS FREE
5M characters per month
Azure AI Speech | Microsoft Azure
Text to speech overview - Speech service - Azure AI services | Microsoft Learn
Text to speech quickstart - Speech service - Azure AI services | Microsoft Learn
Azure AI Speech Pricing | Microsoft Azure
0.5 million characters free per month
$15 per 1M characters
Text-to-Speech AI: Lifelike Speech Synthesis | Google Cloud
New customers get up to $300 in free credits to try Text-to-Speech and other Google Cloud product
Review pricing for Text-to-Speech | Google Cloud
For Standard (non-WaveNet) voices, the first 4 million characters are free each month
$4 per 1 million characters
Luvvoice: Free Convert Text to Speech Online, No Word Limit
Free text to speech over 200 voices and 70 languagesPricing | Luvvoice AI - Intelligent Text-to-Speech Service
5.42/mo Billed annually: $652,000,000 characters per month for standard voices
100 minutes of high-quality Text to Speech
