Orion-1: Artemis Security Builds an AI Model for Defenders
Security teams have a frontier model problem. The same skills that make a model useful for investigating an intrusion also make it useful for running one, so providers keep tightening the guardrails. Defenders increasingly get caught behind them.
US startup Artemis Security thinks a purpose-built model is the answer. Its new release, Orion-1, is designed to investigate and respond to attacks on corporate networks on its own. On the company's own benchmark, it beats Claude Opus 5.5 and GPT-6 Sol.
What Orion-1 actually does
Orion-1 works through log data from the systems a typical company runs: