GPT-4o Mini TTS (Free)

gpt-4o-mini-tts:free
byOpenAI|Created Jun 10, 2025
Speech

A text-to-speech model built on GPT-4o mini, a fast and powerful language model. Use it to convert text into natural-sounding spoken audio.

Pricing

Pay-as-you-go rates for this model. More details can be found here.

Free

Capabilities

Input Modalities

Text

Output Modalities

Audio

Supported Parameters

Available parameters for API requests

Instructions
Speed

Usage Analytics

Token usage across the last 30 active days

Uptime

Reliability over the last 7 days

Throughput