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Anthropic's Claude Mythos Preview and OpenAI's GPT-5.5, two frontier AI models, cleared autonomous cyber tasks at a pace that left existing capability forecasts trailing, researchers reported Wednesday. Frontier Models Outpace Trend Claude Mythos Preview and GPT-5.5 outperformed the doubling trend t

Google says it disrupted a criminal hacking group's bid to weaponize a zero-day flaw built with help from an AI model, the first such case on record. Google Stops AI-Crafted 2FA Bypass The Google Threat Intelligence Group, known as GTIG, disclosed the intervention Monday in its latest AI Threat Trac

OpenAI has launched Daybreak, an AI-powered cybersecurity program built on GPT-5.5 and Codex Security, taking direct aim at Anthropic's rival Project Glasswing. Daybreak Targets Software Defense The company unveiled the initiative on May 11, 2026. Daybreak is pitched as a way to bake cyber defense i

OpenAI's newest model GPT-5.5 can autonomously chain a 32-step corporate network breach and crack a 12-hour reverse-engineering puzzle in roughly 10 minutes. AISI Cyber Evaluation Results The U.K. AI Security Institute, a research body within Britain's Department of Science, Innovation and Technolog

OpenAI released GPT-5.5 on Wednesday, but fresh benchmark data shows Anthropic's gated Claude Mythos Preview still leads on six of nine directly comparable tests. GPT-5.5 Benchmark Scores GPT-5.5 arrived in ChatGPT and Codex on Apr. 23, priced at $5 per million input tokens and $30 for output, doubl