INTERMEDIATE

Speech & Audio APIs

Build voice applications with Whisper transcription, steerable TTS, and the Realtime voice API. Part of the free OpenAI Academy — every lesson below is open to everyone, no signup required.

2 lessons450 XP~27 min total100% free

// LESSONS IN THIS MODULE

  1. 01Speech-to-Text (Transcription)12 min · 200 XP

    Audio Transcription Models OpenAI offers multiple transcription models for converting speech to text, from the legacy Whisper to the new GPT-powered m...

  2. 02Text-to-Speech & Realtime Voice15 min · 250 XP

    Generating Speech The gpt-4o-mini-tts model generates natural-sounding speech with unprecedented control over tone, emotion, and delivery style. const...

Explore the full OpenAI Academy →