OpenAI’s GPT-5.3-Codex expands Codex into a full agentic system, delivering faster performance, top benchmarks, and advanced cybersecurity capabilities.
GPT-5.3 Codex merges the advanced coding capabilities of GPT-5.2 Codex with the reasoning and professional knowledge of GPT-5 ...
Want to see what agentic coding really feels like? Come along on my wild, wonderful, and terrifying two-day vibe coding adventure with Xcode 26.3.
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 is about more than just writing code ...
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