The Download: OpenAI unveils GPT-Red and heat pumps rise in the US

This is today’s edition of The Download , our weekday newsletter that provides a daily dose of what’s going on in the world of technology. Meet GPT-Red: an LLM super-hacker OpenAI built to make its models safer 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. It automates a type of safety evaluation for software systems known as red-teaming, which is typically done by a team of human testers