Last week, The Midas Project claimed OpenAI failed to implement legally required safeguards for models classified as high ...

In benchmark tests such as Swaybench Pro and Terminal Bench, GPT-5.3 Codex consistently outperformed its predecessors, setting new standards for speed and execution. When compared to Anthropic’s Opus ...

OpenAI has introduced GPT-5.3-Codex, a new generation of its Codex coding system that did more than write software for others ...

OpenAI's new GPT-5.3-Codex is 25% faster and goes way beyond coding now - what's new ...

The company says its latest model’s agentic skills also apply to a broader set of knowledge work such as presentations and ...

On a 2.0 terminal benchmark, OpenAI’s model scores about 10% higher, guiding users toward stronger results on long, complex ...

OpenAI is pitching GPT-5.3-Codex as a long-running “agent,” not just a code helper: The company says the model combines GPT-5.2-Codex coding strength with GPT-5.2 reasoning and professional knowledge, ...

Anthropic, one of OpenAI's chief rivals, also released a new coding model today, Claude Opus 4.6. Earlier this week, OpenAI ...

Codex, a new coding model that, according to the development team, was significantly involved in its own development.

OpenAI launched GPT-5.3-Codex as Anthropic released Claude Opus 4.6 in a simultaneous drop that kicks off the AI coding wars, with benchmark claims, enterprise agent ambitions, and cybersecurity ...

GPT-5.3 inside OpenAI’s public GitHub repository, suggesting that the general-purpose version of the model is already in development. The First sighting of GPT 5.3 has been spotted!

Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line, IDE extension, web interface, and the new macOS desktop app. (No API ...