OpenAI's GPT-5.3-Codex is a faster AI work agent that helped build itself, excelling at coding, debugging, and extended multi-tasking.

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 ...

OpenAI’s GPT-5.3-Codex expands Codex into a full agentic system, delivering faster performance, top benchmarks, and advanced cybersecurity capabilities.

Anthropic's Claude Opus 4.6 and OpenAI's GPT-5.3-Codex go head-to-head in agentic coding, but are there any differences?

OpenAI’s new GPT-5.3-Codex writes, debugs, and even helps build itself, marking a major shift in AI-driven software ...

OpenAI’s GPT-5.3-Codex is 25 percent faster and requires less than half the tokens as its predecessor, 5.2-Codex.

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

OpenAI’s latest Codex model combines faster performance with deeper reasoning and real-time collaboration. The Sam Altman-led ...

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