The big headlines on this release are efficiency, with OpenAI reporting that GPT-5.4 uses far fewer tokens (47% fewer on some tasks) than its predecessors).

The GPT-5.3 and 5.4 models represent a different approach, hinting at a major change in how major AI firms build their tech.

The company released updates to Sora on a regular cadence all the way through this week, making the news of the shutdown even ...

A breach at data analytics provider Mixpanel Inc. has compromised the account information of some OpenAI Group PBC users. The ChatGPT developer disclosed the incident on Wednesday. Mixpanel’s namesake ...

OpenAI is preparing to shut down Sora, the video-generation app that drew widespread attention when it launched in late 2024.

GPT-5.1 speeds up coding with adaptive and no-reasoning modes. New prompt caching cuts API costs for embedded app developers. New tools make AI agents more capable inside modern IDEs. OpenAI is back ...

OpenAI is shutting down its Sora video app and API, signaling a shift toward enterprise AI, coding tools, and long-term ...

ChatGPT went from novelty to necessity in less than two years. It is now part of how you work, learn, write, code and search. OpenAI has said the service has roughly 800 million weekly active users, ...

Researchers found thousands of exposed API keys across 10 million webpages, including AWS, Stripe, and OpenAI credentials left vulnerable in public code.