OpenAI GPT-4o Speech Models in 6 Minutes



AI Summary

Summary of OpenAI’s New Audio Models

  • Release Overview: OpenAI introduced three new audio models:

    • Two Improved Speech-to-Text Models: Significantly better than Whisper.
    • New Text-to-Speech Model: Allows control over timing and emotion.
  • Interface Design: The new interface has a distinctive design resembling Teenage Engineering’s products, practical for user interaction.

  • Text-to-Speech Functionality:

    • Control over voice properties (personality, tone, pronunciation).
    • Users can input scripts for generation.
  • Examples Provided: Samples of various voice types and scripts are available in the interface.

  • Model Comparisons:

    • GPD 40 vs Whisper Models: Presented charts comparing error rates across languages, emphasizing better performance with lower error rates.
    • Cost breakdown of models:
      • GPD 40 Mini: 1-1.2 cents per minute.
      • GPD 40 Transcribe: 0.6 cents per minute.
      • GPD 40 Mini Transcribe: 0.33 cents per minute.
  • Getting Started:

    • Users can access OpenAI tools at open.ai/FM for demo.
    • Obtain scripts in Python, JavaScript, or cURL to initialize the client and generate audio.
    • API supports both streaming input and output.
  • Documentation Links: Links to the documentation for the new text-to-speech and speech-to-text models were mentioned for further reading.

  • OpenAI Playground: Users can use the playground to experiment with the GPD 40 Mini text-to-speech model and specify instructions and voice formats.

  • OpenAI Agents SDK: Introduced last week, allowing users to set up voice agents using simple code snippets, with the ability to track performance within the OpenAI dashboard.