This AI startup’s army of 15,000 hackers pressure test Claude, GPT-5 and Gemini
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FORBES — At first Bettridge, a 23-year-old security engineer at gaming company Blizzard Entertainment, was jailbreaking models for fun. “I've never been a true supporter of AI fully,” he says. “So just seeing the model fail was a funny thing to me sometimes.”
In almost a year, Bettridge has competed in more than 1,000 challenges via Arena— a hub run by startup Gray Swan that some 15,000 security professionals from all across the world use to “red team” AI systems like Anthropic’s Claude Mythos and OpenAI’s GPT-5, finding and fixing vulnerabilities before they can be exploited. And he’s made $10,000 doing it.
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