GPT-5.3 Codex merges the advanced coding capabilities of GPT-5.2 Codex with the reasoning and professional knowledge of GPT-5 ...

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

The new coding model is the first time the brand has found its own models can be instrumental in its own development.

Compromised dYdX npm and PyPI packages delivered wallet-stealing malware and a RAT via poisoned updates in a software supply chain attack.

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

OpenAI launches the Codex desktop app to help developers manage multiple AI agents working on software projects.

The new model is built to accelerate the capabilities of Codex, the agentic coding tool OpenAI launched earlier this week.