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 ...

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

OpenAI Group PBC and Mistral AI SAS today introduced new artificial intelligence models optimized for cost-sensitive use ...

These new models are part of an effort by OpenAI to lean into coding as it battles with rival Anthropic for the AI software ...

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

OpenAI is shutting down its Sora video generation app. "We're saying goodbye to Sora," the company wrote in a X post ...

OpenAI's Once Viral Sora AI Video App Is Being Discontinued ...

OpenAI is shutting down its Sora video app six months after launch and Disney's $1 billion deal is off. Here is what happened ...