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 ...

OpenAI’s GPT-5.5 Instant is now ChatGPT’s default model, promising fewer hallucinations, shorter answers, better memory controls, and clearer chats.

The new features could be handy for customer service systems, but OpenAI says they have applications that work across a variety of other fields, including education and creator platforms.

OpenAI on Thursday announced GPT-5.2, its most advanced artificial intelligence model. The company said the model is better at creating spreadsheets, building presentations, perceiving images, writing ...

In early March, OpenAI unleashed a one-two punch, dropping two major frontier models just days apart. First, we got the new GPT-5.3, an “instant” model optimized for fast, accurate responses. Then, ...

OpenAI has sent out emails notifying API customers that its chatgpt-4o-latest model will be retired from the developer platform in mid-February 2026. Access to the model is scheduled to end on ...

OpenAI’s latest image model can accomplish impressive tasks—like making an entire magazine layout or comic book.

OpenAI explains in more detail what’s new with the GPT-5-class GPT-Realtime-2 voice model with reasoning: GPT‑Realtime‑2 is built for live voice interactions where the model keeps the conversation ...

It's been only a few months since OpenAI released its last big improvement to AI image generations in ChatGPT and through its application programming interface (API) — namely, a new image generation ...