Claude Code vs. OpenAI Codex: I built 3 real apps to find the better agent—here’s the verdict

I tested Claude Code and OpenAI Codex by building three real-world apps to see which AI coding agent delivers the better ...

The Secret to Unlocking Unlimited AI Coding on Your Local Machine

Set up local AI coding workflows using Codex and Ollama to build, edit, and review software without cloud subscriptions.

Amazon employees pushed for Claude Code. Now they're getting it — and Codex, too.

Some Amazon staff had complained about a lack of access to top AI coding tools, arguing the company risked falling behind in ...
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OpenAI updates ChatGPT with coding-optimized Codex AI agent

OpenAI today debuted a new artificial intelligence agent, Codex, that can help developers write code and fix bugs. The tool is available through a sidebar in ChatGPT’s interface. One button in the ...
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You Can Finally Use Codex on Your Phone : How to Set It Up

OpenAI has launched mobile support for Codex through the ChatGPT app, now available on iOS and Android. This update enables users to manage Codex directly from their phones, with features like ...
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OpenAI’s GPT-5.3-Codex Wants to be More than a Coding Copilot

OpenAI is pitching GPT-5.3-Codex as a long-running “agent,” not just a code helper: The company says the model combines GPT-5.2-Codex coding strength with GPT-5.2 reasoning and professional ...