Codex will remain free, and Deep Research just got better ...
GPT‑5.3‑Codex‑Spark releases with ultra-fast coding and 128k context window, redefining interactive development for ChatGPT ...
OpenAI has recently published a detailed architecture description of the Codex App Server, a bidirectional protocol that decouples the Codex coding agent's core logic from its various client surfaces.
OpenAI has announced GPT-5.3-Codex, a major upgrade that pushes Codex beyond writing code into handling full, end-to-end ...
OpenAI has launched a new Codex desktop app for macOS that lets developers run multiple AI coding agents in parallel, ...
On a 2.0 terminal benchmark, OpenAI’s model scores about 10% higher, guiding users toward stronger results on long, complex ...