Microsoft Says Its New Cybersecurity AI Beats Industry Leaders at Half the Cost
Microsoft has a new AI cybersecurity model called MAI-Cyber-1-Flash, and when it’s combined with agentic security system MDASH and OpenAI’s GPT-5.4 model, it outscores Anthropic’s Claude Mythos 5 by 12 points on a key benchmark. The security product is designed for “using AI to defend against AI,” Microsoft says.
The combination of MAI-Cyber-1-Flash with MDASH — which launched in May — is called Project Perception, and it enters public preview on Aug. 3, built directly into Microsoft Defender. It will slowly roll out to all Microsoft Security products.
According to benchmarks posted by Microsoft on Monday, the combination scored 96% on CyberGym, compared with Mythos 5 at 84%.
Pricing is consumption-based, measured by the number of security compute units you use. As AI agents run scenarios, they consume SCUs, so the more work performed, the more you pay — but Microsoft says cost savings are almost 50%...
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