In a major shift in its hardware strategy, OpenAI launched GPT-5.3-Codex-Spark, its first production AI model deployed on ...

OpenAI is bringing o1, its “reasoning” AI model, to its API — but only for certain developers, to start. Starting Tuesday, o1 will begin rolling out to devs in OpenAI’s “tier 5” usage category, the ...

Learn how to identify keyword cannibalization using OpenAI's text embeddings. Understand the differences between various models and make informed SEO decisions. This new series of articles focuses on ...

Application developers who access OpenAI through its long-running API will now have access to the company’s latest full o1 model, rather than the months-old o1-preview. The upgrade is one of a number ...

Realtime API supports multi-model text and speech experiences including natural speech-to-speech conversations using preset voices already supported in the API. OpenAI has introduced a public beta of ...

Nearly a year after the developer preview was introduced, OpenAI released the GA version (General Availability) of the Realtime API in August 2025. The Realtime API is a multimodal interface that ...

This environment allows models to maintain persistent context, memory, and identity. Rather than a series of disconnected calls, the stateful environment enables AI coworkers to handle ongoing ...

The move represents OpenAI's most aggressive bet yet on the idea that the future of AI isn't about what models can say, but what they can do ...