Recently, the AI company Inworld officially launched its latest text-to-speech model, TTS-1.5. The model has attracted a lot of attention for its natural and expressive real-time voice, offering multi-language support with low latency.
According to the official introduction, the cost of using TTS-1.5 is approximately $0.005 per minute, claiming to be 25 times cheaper than similar products in the market. This price is undoubtedly drawing a lot of user attention.

TTS-1.5 achieves real-time latency below 250 milliseconds, meaning users can hardly feel any delay during conversations. Improvements in speech synthesis technology have not only significantly enhanced speed but also optimized the model's expressiveness and stability. This opens up new possibilities for various application scenarios, especially for dialogue systems in gaming and virtual reality.
In addition to its highly competitive price, the demand for low latency is also increasing. Many users believe that latency is a major challenge in text-to-speech technology. Now, Inworld's innovative achievement has paved the way for a more realistic conversation experience. Users have shown great interest in this technology on social platforms and are eager to apply this new model in their own projects.
Key points:
📢 Launch of the TTS-1.5 model, featuring natural speech synthesis and multi-language support.
💰 The model costs approximately $0.005 per minute, 25 times cheaper than similar products in the market.
⚡ Achieves real-time latency below 250 milliseconds, providing users with a more realistic conversation experience.






