Today, OpenAI announced GPT-5.3-Codex, a new version of its frontier coding model that will be available via the command line ...
OpenAI launched GPT-5.3-Codex as Anthropic released Claude Opus 4.6 in a simultaneous drop that kicks off the AI coding wars, ...
The new coding model is the first time the brand has found its own models can be instrumental in its own development.
Anthropic's Claude Opus 4.6 and OpenAI's GPT-5.3-Codex go head-to-head in agentic coding, but are there any differences?
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