OpenAI launches GPT-5.4, calling it its most capable and efficient AI model yet, with AI agents, computer control, improved reasoning, and a 1M-token context.

It's perfect for privacy-conscious folks looking to break away from ChatGPT ...

Lite, its fastest and most cost-efficient AI model, at $0.25 per million tokens and 2.5x faster than Gemini 2.5 Flash.

OpenAI Group PBC today launched a new large language model that it says is more adept at automating work tasks than its earlier algorithms. GPT-5.4 is available in ChatGPT, the Codex programming tool ...

ChatGPT maker OpenAI has been accused in a new lawsuit of practicing law without a U.S. license and helping a former ...

A fight over Pentagon contracts shows how the leaders of Silicon Valley’s two most important A.I. start-ups are feuding over ...

A federal district court in Northern California ruled in favor of Cameo, a platform that allows users to get personalized video messages from celebrities and ordered OpenAI to stop using “Cameo” in ...

Anthropic’s technologies are widely used inside the Defense Department because the start-up agreed last year to integrate its systems with technology from Palantir, a data analytics company that is ...

Ready to start your vibe-coding adventure? A few weeks after its debut on Mac, the Windows version of OpenAI’s Codex app has finally arrived.

OpenAI has fired a female executive for alleged sexual discrimination against a male colleague — after she objected to the company’s plan to roll out an “adult mode” allowing erotic conversations on ...

Earlier this week, OpenAI released GPT-5.3 Instant, promising to make ChatGPT less cringe and more natural when using its ...

OpenAI CEO Sam Altman told employees that ChatGPT is "back to exceeding 10% monthly growth," according to an internal Slack message viewed by CNBC. The company is aiming to launch a new model within ...