GPT-5.1-Codex-Max System Card

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OpenAI Blog · 2025-11-19 00:00 UTC

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This system card outlines the comprehensive safety measures implemented for GPT‑5.1-CodexMax. It details both model-level mitigations, such as specialized safety training for harmful tasks and prompt injections, and product-level mitigations like agent sandboxing and configurable network access.


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