ChatGPT-5.3 Codex & Claude Opus 4.6 Launch Offering Unmatched Coding Speed or Long Recall Depth

Claude Opus 4.6 and ChatGPT 5.3 Codex launch with a 1-million-token window and 25% faster runs, letting you match tasks to each model’s strengths.
BGR

ChatGPT's Codex Feature Just Got A Big Upgrade

OpenAI has introduced GPT-5 Codex, a version of GPT-5 that is fine-tuned for coding agent workflows and built to better support developers working across varied environments. Rather than just ...
Neowin

OpenAI introduces GPT-5-Codex-Mini, a cost-efficient coding model for developers0 0

Back in September, OpenAI announced GPT-5-Codex, a new GPT-5 model that is optimized for agentic coding in Codex. Since GPT-5-Codex is based on GPT-5, it comes with significant upgrades in ...
Geeky Gadgets

New from OpenAI Codex in ChatGPT : Enhancing Coding Efficiency and Collaboration

OpenAI has introduced Codex, an advanced AI-powered coding assistant designed to enhance the efficiency and productivity of software development. Built on the robust codex-1 model, this tool aims ...
ZDNet

OpenAI upgrades ChatGPT with Codex - and I'm seriously impressed (so far)

OpenAI's new Codex agent is essentially a vibe-coding environment based on a ChatGPT-like comment interface. As much as the vibe-coding idea seems like a meme for wannabe cool-kid coders, the new ...