OpenAI has launched GPT-5.3 Codex offering a 25% speed increase over GPT-5.2 Codex, helping developers ship code faster.
In benchmark tests such as Swaybench Pro and Terminal Bench, GPT-5.3 Codex consistently outperformed its predecessors, setting new standards for speed and execution. When compared to Anthropic’s Opus ...
OpenAI’s new Codex Mac app passed 1 million downloads in a week, spotlighting rising demand for agentic coding tools and tighter free-tier limits.
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