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Product announcements

Introducing the Realtime API > Card image

Introducing the Realtime API

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Introducing vision to the fine-tuning API > Cover image

Introducing vision to the fine-tuning API

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Prompt Caching > Media

Prompt Caching in the API

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Model Distillation in the API > Media

Model Distillation in the API

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Documentation

Explore guides to start building

Realtime API

Developers can now build fast speech-to-speech experiences into their applications.
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Vision Fine-Tuning

Developers can now fine-tune GPT-4o with images and text to improve vision capabilities.
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Prompt Caching

Get automatic discounts on inputs that the model has recently seen.
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Distillation

Fine-tune a cost-efficient model with the outputs of a large frontier model.
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Developer stories

Healthify, a nutrition and fitness coaching app, uses the Realtime API to enable natural conversations with its AI coach Ria, while involving human dietitians when needed for personalized support.