I tested Claude Code vs. ChatGPT Codex in a real-world bug hunt and creative CLI build — here’s which AI coding agent thinks ...

OpenAI is locked in an increasingly intense battle with rival Anthropic over tools to create AI agents. The debut of the Codex app comes weeks after Anthropic launched a similar Claude Cowork product.

OpenAI has announced the GPT-5.3 Codex model, its new Frontier platform, aimed at enhancing AI development, coding efficiency, and large-scale deployment. The m ...

GPT-5.3-Codex-Spark is the latest version of OpenAI's Codex and runs completely on Cerebras' wafer-scale engine.

OpenAI announced on Friday it’s launching a research preview of Codex, the company’s most capable AI coding agent yet. Codex is powered by codex-1, a version of the company’s o3 AI reasoning model ...

GitHub has launched Agent HQ, adding Anthropic's Claude Code and OpenAI's Codex alongside Copilot for Pro+ and Enterprise subscribers in public preview.

OpenAI has announced its newest model, GPT-5-Codex. The new model has been optimized for agentic coding in OpenAI’s suite of AI-powered software engineering tools, which is called Codex. This year, AI ...