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

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

As AI tools such as Claude Code take off, most of the world’s software may end up being written by software. Hello, and welcome back to Fast Company ’s Plugged In.

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

GPT‑5.3‑Codex, its new coding and development model, is apparently the first “that was instrumental in creating itself.” No, that probably doesn’t mean ChatGPT is ready to build its own Skynet, but it ...