OpenAI unveils Realtime API and other features for developers

OpenAI didn’t release any new models at its Dev Day event but new API features will excite developers who want to use their models to build powerful apps. OpenAI has had a tough few weeks with its CTO, Mira Murati, and other head researchers joining the ever-growing list of former employees. The company is under increasing pressure from other flagship models, including open-source models which offer developers cheaper and highly capable options. The new features OpenAI unveiled were the Realtime API (in beta), vision fine-tuning, and efficiency-boosting tools like prompt caching and model distillation. Realtime API The Realtime API is The post OpenAI unveils Realtime API and other features for developers appeared first on DailyAI.

Feb 11, 2025 - 11:41
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OpenAI unveils Realtime API and other features for developers

OpenAI didn’t release any new models at its Dev Day event but new API features will excite developers who want to use their models to build powerful apps.

OpenAI has had a tough few weeks with its CTO, Mira Murati, and other head researchers joining the ever-growing list of former employees. The company is under increasing pressure from other flagship models, including open-source models which offer developers cheaper and highly capable options.

The new features OpenAI unveiled were the Realtime API (in beta), vision fine-tuning, and efficiency-boosting tools like prompt caching and model distillation.

Realtime API

The Realtime API is the most exciting new feature, albeit in beta. It enables developers to build low-latency, speech-to-speech experiences in their apps without using separate models for speech recognition and text-to-speech conversion.

With this API, developers can now create apps that allow for real-time conversations with AI, such as voice assistants or language learning tools, all through a single API call. It’s not quite the seamless experience that GPT-4o’s Advanced Voice Mode offers, but it’s close.

It’s not cheap though, at approximately $0.06 per minute of audio input and $0.24 per minute of audio output.