Rewarding defenders with bigger bug bounties

Preparing our next security sprint to harden OpenAI

1,200-mph US Navy Super Hornets to pack four Mach 5+ hypersonic Blackbeard missiles

The U.S. Navy is preparing to add a new class of high-speed strike weapons to...

OpenAI appoints Dan Driscoll as Senior Counselor for National Security Modernization

Scaling Git at OpenAI

Meituan releases LongCat-2.5, a 1.6-trillion-parameter AI model trained entirely on Chinese compute

Chinese delivery giant Meituan launched LongCat-2.5, a native multimodal model for long-horizon agent tasks with 1.6 trillion parameters, saying it was trained entirely on domestic Chinese computing hardware.

OpenAI signs four Abu Dhabi agreements as ADNOC becomes first energy company to deploy OpenAI Frontier

During CEO Sam Altman's visit to Abu Dhabi, OpenAI signed four agreements with the emirate's government, ADNOC, Mubadala and G42 unit Inception42, spanning energy, government services and investment analysis.