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techMEDIUM2026-05-01 18:00 UTC

GPT-5.5 Matches Heavily Hyped Mythos Preview In New Cybersecurity Tests

An anonymous reader quotes a report from Ars Technica: Last month, Anthropic made a big deal about the supposedly outsize cybersecurity threat represented by its Mythos Preview model, leading the company to restrict the initial release to "critical industry partners." But new research from the UK's

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