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Anthropic Plots Major London Expansion

… As part of the expansion, Anthropic says it will deepen its work with the UK’s AI Security Institute, a government body that this week published a risk evaluation of its latest model, Claude Mythos Preview. …

Apr 16, 2026 · Joel Khalili

wired.com › story

In the Wake of Anthropic’s Mythos, OpenAI Has a New Cybersecurity Model—and Strategy

… The first involves so-called “know your customer” validation systems to allow controlled access to new models that is as broad and “democratized” as possible. “We design mechanisms which avoid arbitrarily deciding who gets access for legitimate use and who doesn’t,” the company wrote on Tuesday. …

Apr 14, 2026 · Lily Hay Newman