Artemis Unveils Orion-1, a Cyber Defense Model Built to Reconstruct Attacks

Artemis Security announced Orion-1, a proprietary foundation model for cyber defense that investigates threats across enterprise systems and issues a verdict with stated confidence. It is available in private preview for selected customers; the vendor claims a 22.5-point lead over Claude Opus 5.5, GPT-6 Sol, Grok 4.7 and Kimi K3 in attack reconstruction.

• Model investigates threats and proposes or executes responses within customer-defined autonomy limits
• Available via the Artemis platform in private preview, not a public release
• Vendor-reported 22.5-point lead in attack reconstruction over rival models
• Post-trained on millions of defensive operations; customer data not used