Published Jul 15, 2026, 1:09 PM ET · Updated 4 months ago · 1 source

Meet GPT-Red: an LLM super-hacker OpenAI built to make its models safer

MIT Technology Review
MIT Technology Review
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Original Report

OpenAI has built an LLM super-hacker called GPT-Red that it uses as a sparring partner to help its other models boost their defenses against cyberattacks. Last week the company released the latest version of its flagship LLM, GPT-5.6. OpenAI says that training it against GPT-Red made the model its most robust release yet. GPT-Red automates…