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

OpenAI launched GPT-5.3-Codex as Anthropic released Claude Opus 4.6 in a simultaneous drop that kicks off the AI coding wars, ...

Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line ...

New large language models seem to spring up daily, and OpenAI's (OPENAI) latest, GPT-5.3-Codex, was the startup's first model ...

Anthropic has launched Claude Opus 4.6 with a 1M-token context window, multi-agent “agent teams” in Claude Code, and new API ...

OpenAI has announced GPT-5.3-Codex, a major upgrade that pushes Codex beyond writing code into handling full, end-to-end ...

OpenAI has a published Preparedness Framework, which it uses for measuring and protecting against severe harm from frontier AI capabilities. In the blog post announcing GPT-5.3-Codex, the company says ...

Notably, GPT-5.3-Codex is the first OpenAI model that was used to create itself: The team used early versions of the model to debug its training, manage its deployment, and diagnose test results and ...

OpenAI (OPENAI) has launched GPT-5.2, its latest flagship large language model, just one month following the release of GPT-5.1, as the San Francisco-based startup appears determined to stay ahead in ...

OpenAI may have called GPT-5.2 its "most advanced frontier model for professional work," but tests conducted by the Guardian ...

Anthropic has released Claude Opus 4.6, dubbing it the company's ‘most powerful mode’ yet.

OpenAI has released GPT-5.2, claiming significant gains in the AI model’s ability to complete real-world business tasks to an “expert level” compared to GPT-5.1, released in November. The new model, ...