Starting today it will be available as a research preview for ChatGPT Pro, Enterprise, and Team users, with support later for Plus and Edu.

OpenAI’s most advanced AI coding agent, Codex, will bring parallel task automation to developers—but analysts caution that speed without scrutiny invites “silent failures.” ...

Powered by Codex-1, a fine-tuned version of OpenAI’s o3 reasoning model, Codex is designed specifically for software ...

OpenAI is planning to combine multiple products (features or models) into its next foundational model, which is called GPT-5.

In 2024, OpenAI CEO Sam Altman promised "with a high degree of scientific certainty" that GPT-5 will be smarter than the ...