OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch ...

Codex CLI is an open-source coding agent from OpenAI, written primarily in Rust, that runs locally on your computer. Codex IDE extension is a coding agent that runs in Visual Studio Code and its forks ...

OpenAI has launched GPT-5.3 Codex offering a 25% speed increase over GPT-5.2 Codex, helping developers ship code faster.

With the popularity of AI coding tools rising among some software developers, their adoption has begun to touch every aspect of the process, including human developers using the tools to improve ...

OpenAI has launched GPT-5.3-Codex-Spark, an ultra-fast version of its coding artificial intelligence that runs on specialised hardware from Cerebras Systems, marking its first major production ...