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MarkTechPost
A 5B-Active-Parameter Cyber Model That Pushes MDASH to 95.95% on CyberGym
Microsoft AI has officially unveiled its latest model, MAI-Cyber-1-Flash, designed specifically for cyber defense applications. This model claims to push the performance of MDASH to an impressive 95.95% on CyberGym, marking a substantial enhancement compared to previous configurations. By executing up to 90% of tasks autonomously while reserving complex decisions for GPT-5.4, MAI-Cyber-1-Flash not only achieves higher accuracy but also realizes significant cost efficiencies.
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Published 28 Jul 2026, 08:41 UTC2 min read
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Summary
TL;DR
- MAI-Cyber-1-Flash achieves 95.95% performance on CyberGym.
- The model is integrated within the MDASH multi-model agent framework.
- It replaces 80% of existing models in MDASH to enhance overall performance.
- Handles 90% of tasks, reducing operational costs by 50%.
- Focused on defensive cybersecurity tasks, avoiding exploit generation.
Interesting facts
- MAI-Cyber-1-Flash is based on the MAI-Thinking-1 lineage.
- CyberGym features 1,507 real-world vulnerability tests.
- The model's architecture utilizes self-attention and Mixture-of-Experts layers.