OpenAI GPT-5.5 System Card

OpenAI · July 15, 2026 00:06 UTC vs July 16, 2026 00:06 UTC
Old version
July 15, 2026 00:06 UTC
409dcafc7ae7f075126278538457147b206549783bb0155ffbc31b057d4e9ed0
CA-V-004889
New version
July 16, 2026 00:06 UTC
a19ed550e55838329fc10a1419615a82c5255754e90833ebe4bd827b0432f310
CA-V-004922
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Change Summary
OpenAI's GPT-5.5 System Card was updated in an update detected on July 16, 2026. The change involved reorganizing the document header and updating the related publications section. Specifically, a new publication titled 'GPT-Red: Unlocking Self-Improvement for Robustness' dated July 15, 2026 was added to the safety research section, replacing previous reference items. This reflects OpenAI's ongoing documentation of safety-related research and system updates.
low severity
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0 Sentences removed
2 Sentences modified
9 Sentences before
9 Sentences after
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0OpenAI April 23, 2026 Safety Publication GPT‑5.5 System Card Read the System Card (opens in a new window) Share 1.0GPT-5.5 System Card | OpenAI April 23, 2026 Safety Publication GPT‑5.5 System Card Read the System Card (opens in a new window) Share 1.
8This 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 OpenAI Bio Bug Bounty Safety Jul 9, 2026 Separating signal from noise in coding evaluations Research Jul 8, 2026 Introducing GeneBench-Pro Research Jun 30, 20268This 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 GPT-Red: Unlocking Self-Improvement for Robustness Safety Jul 15, 2026 OpenAI Bio Bug Bounty Safety Jul 9, 2026 Separating signal from noise in coding evaluations Research Jul 8, 2026

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