OpenAI Releases Next-Generation Programming Model: GPT-5.3-Codex
OpenAI launches the next-generation programming model GPT-5.3-Codex, claiming it to be the world's strongest agent programming model. The model achieved SOTA results in SWE-Bench Pro and Terminal-Bench 2.0 tests, with programming scores 11.9% higher than Claude Opus 4.6. It possesses debugging, deployment, and office software operation capabilities, with a 25% speed increase, and can participate in its own development optimization.
OpenAI launches the next-generation programming model GPT-5.3-Codex, claiming it to be the world's strongest agent programming model. The model achieved SOTA results in SWE-Bench Pro and Terminal-Bench 2.0 tests, with programming scores 11.9% higher than Claude Opus 4.6. It possesses debugging, deployment, and office software operation capabilities, with a 25% speed increase, and can participate in its own development optimization.
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