GPT-5.4 is also more reliable, producing 18% fewer errors and 33% fewer false claims than GPT-5.2, according to OpenAI.

GPT-5.4 is billed as "our most capable and efficient frontier model for professional work." ...

OpenAI debuted its most capable model yet under pressure from a mass user exodus tied to the company's controversial Pentagon ...

Already bored with ChatGPT 5.3 Instant, which came out Tuesday? OpenAI has a new model family ready for you. The company released two new models, named GPT 5.4 Thinking and GPT 5.4 Pro, on Thursday.

OpenAI has launched its Codex app on Windows, bringing a native AI coding assistant with project management, automations, and WSL support for developers.

In a post on X (formerly known as Twitter), the AI giant announced that the Codex app is now available on Windows, adding, “Get the full Codex app experience on Windows with a native agent sandbox and ...