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GPT-5.5 matches heavily hyped Mythos Preview in new cybersecurity tests

Ars Technica 01 May 2026 7h ago
GPT-5.5 matches heavily hyped Mythos Preview in new cybersecurity tests
58
Relevance
9/25
Freshness
25/25
Authority
18/20
Brand Signal
3/15
Depth
3/15
Relevance Freshness Authority Brand Depth
New results suggest Mythos' cyber threat isn't "a breakthrough specific to one model."
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