GPT-4o System Card capability update

AI Impact Summary

GPT-4o System Card has a capability update that changes how system-level prompts and safety constraints are applied by the model. The update will likely shift default behavior around system messages, persona guidance, and content gating, which can alter tone, refusals, or adherence to user instructions. Engineering teams should revalidate critical prompts and workflows in staging to detect any drift in behavior and adjust monitoring for compliance and quality.