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 ...
OpenAI's new GPT-5.3-Codex is 25% faster and goes way beyond coding now - what's new ...
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 launched GPT-5.3-Codex as Anthropic released Claude Opus 4.6 in a simultaneous drop that kicks off the AI coding wars, ...
GPT-5.3 Codex merges the advanced coding capabilities of GPT-5.2 Codex with the reasoning and professional knowledge of GPT-5 ...
The company says its latest model’s agentic skills also apply to a broader set of knowledge work such as presentations and ...
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How OpenAI’s Codex team uses their coding agent
by Rhea Purohit in AI & I TL;DR: Today, we’re releasing a new episode of our podcast AI & I, where Dan Shipper sits down with two members of the team building OpenAI’s coding agent, Codex, Thibault ...
In a major milestone for the "AI coding wars," OpenAI CEO Sam Altman confirmed on X that the company's standalone Codex ...
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