OpenAI launches GPT-5.4 with native computer use mode, financial plugins for Microsoft Excel, Google Sheets

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).
CNET on MSN

OpenAI's latest AI models are built for speed

OpenAI's Latest AI Models Are Built for Speed

OpenAI’s new frontier models mark a huge change in how AI will be built

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.
SiliconANGLE

Mixpanel breach compromises some OpenAI API users’ account data

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 analytics platform enables companies to collect data ...

OpenAI shutting down Sora video-generating app

OpenAI will soon shut down its Sora AI video generation app, the company said in a surprising announcement Tuesday. "We’re saying goodbye to Sora," the company wrote in a post on X. "We’ll share more soon, including timelines for the app and API and details on preserving your work."