OpenAI's GPT-5.5 System Card was updated in an update detected on July 21, 2026. The document removed a reference to an article titled 'GPT-Red: Unlocking Self-Improvement for Robustness' published July 15, 2026, and added a new reference to 'Safety and alignment in an era of long-horizon models' published July 20, 2026. This change updates the list of related safety resources linked from the system card to reflect the most recent OpenAI safety research publications.
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This card was updated on April 24, 2026, to include additional information about safeguards for the deployment of GPT‑5.5 and GPT‑5.5 Pro in the API. 2026 System Cards Author OpenAI Keep reading View all Why teens deserve access to safe AI Safety Jul 16, 2026 GPT-Red: Unlocking Self-Improvement for Robustness Safety Jul 15, 2026 OpenAI Bio Bug Bounty Safety Jul 9, 2026
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This card was updated on April 24, 2026, to include additional information about safeguards for the deployment of GPT‑5.5 and GPT‑5.5 Pro in the API. 2026 System Cards Author OpenAI Keep reading View all Safety and alignment in an era of long-horizon models Safety Jul 20, 2026 Why teens deserve access to safe AI Safety Jul 16, 2026 GPT-Red: Unlocking Self-Improvement for Robustness Safety Jul 15, 2026
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