In his One Useful Thing newsletter, Ethan Mollick explains what’s interesting about GPT-5: In general, AIs that “think” before answering (called Reasoners) are the best at hard problems. The longer ...

OpenAI is now bringing GPT-4.1 to the Plus, Pro, and Team tiers of ChatGPT. GPT-4.1 was previously available only to API users. Since I'm throwing a whole lot of buzzwords at you, let's spend a minute ...

OpenAI's latest GPT-5 model promises to be the most advanced AI assistant yet, but for the millions of workers using Microsoft Copilot for their daily routines, the reality is a bit more nuanced.

OpenAI started rolling out the GPT-5 models to ChatGPT users soon after its live event ended on Thursday. The update took a couple of days to deploy, and GPT-5 models became widely available around ...

The new model introduces native computer use, a 1-million-token context window, and a reworked tool-calling system. Whether it actually holds off Anthropic and Google is less clear. OpenAI is moving ...

OpenAI announced on Thursday it is launching GPT-4.5, the much-anticipated AI model code-named Orion. GPT-4.5 is OpenAI’s largest model to date, trained using more computing power and data than any of ...