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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

… OpenAI is combining a model where it partners with certain organizations on limited releases with an automated system introduced in February, known as Trusted Access for Cyber or TAC. …

Apr 14, 2026 · Lily Hay Newman