OpenAI details GPT-Red, an internal self-play red-teaming model that beat human red-teamers 84% to 13% and hardened GPT-5.6.

Exclusive: The firm says it wants to future-proof its safety procedures and stay ahead of human attackers.

OpenAI said its automated red-teaming model, GPT-Red, uncovered vulnerabilities that were used to make GPT-5.6 more resistant to attacks.