Put simply: these agents can be created and accessed from ChatGPT, but users can also add them to third-party apps like Slack ...

OpenAI may list shares on the U.S. stock market as early as the fourth quarter of 2026, but investors can get exposure to the ...

OpenAI says its latest model offers increased capabilities across a broad variety of categories.

OpenAI has announced the release of GPT-5.5, the latest upgrade to the company's family of models powering its ChatGPT and ...

OpenAI is capping off a busy week of announcements with the release of GPT-5.5, its latest model upgrade for ChatGPT and Codex. The company calls its new model “a new class of i ...

OpenAI is rolling out GPT-5.5 in Codex, with a 400K context window and higher coding benchmark scores than GPT-5.4.

OpenAI released a new model it touts as its best yet for handling research work like making improved versions of itself, as ...