O
2025 Review

OpenAI TTS Review

Honest review of OpenAI TTS's voice AI and TTS capabilities

4.5
Based on features, quality, and value

Quick Verdict

Natural text-to-speech from the creators of ChatGPT, with simple API integration.

OpenAI TTS Review Summary

OpenAI's Text-to-Speech API delivers natural-sounding speech synthesis powered by the same advanced AI technology behind GPT-4. With multiple voice options and seamless integration into the OpenAI ecosystem, it's ideal for developers already using OpenAI products who need reliable, high-quality voice generation.

What We Like About OpenAI TTS

Seamless OpenAI ecosystem integration
Simple, predictable pricing
High-quality natural voices
Excellent documentation
Reliable infrastructure

What Could Be Better

Limited voice variety (6 voices)
No voice cloning
No free tier
Less customization options

Who Is OpenAI TTS Best For?

OpenAI TTS is particularly well-suited for:

Developers
AI Application Builders
Startups
Enterprises

Key Features Review

1
6 natural-sounding voices
2
HD audio quality option
3
Real-time streaming
4
Multiple audio formats
5
Simple REST API
6
GPT integration ready

OpenAI TTS FAQs

Does OpenAI TTS support voice cloning?

No, OpenAI TTS currently does not offer voice cloning capabilities. It provides 6 pre-built voices with different characteristics.

What audio formats does OpenAI TTS support?

OpenAI TTS supports MP3, Opus, AAC, FLAC, and PCM audio formats.

Can I stream audio in real-time?

Yes, OpenAI TTS supports real-time audio streaming, allowing you to play audio before the entire file is generated.

The Bottom Line

With a rating of 4.5/5, OpenAI TTS stands out as a top-tier choice in the voice AI space. Plans start at $0.015. Best for Developers and AI Application Builders.