Artemis Emerges From Stealth With $70 Million in Funding

The startup is leveraging AI to prevent AI-powered attacks across applications, users, machines, and cloud workloads.

US cybersecurity startup Artemis this week emerged from stealth mode with $70 million in combined seed and Series A funding.

Founded in 2025, New York-based Artemis has built an AI-based platform to detect and contain threats across applications, users, machines, and cloud workloads.

Built for the AI-powered threat landscape, Artemis aims to provide defenders with the speed and adaptability of attackers.

Its platform relies on a dynamic data model built from customer telemetry that combines behavioral log data with business context to identify abnormal behavior within customers’ environments.

The solution generates detections based on each organization’s characteristics, autonomously investigates alerts, and identifies relevant attack paths. Customers can automatically apply remediations, the company says.

Instead of storing all data upfront, Artemis retrieves it on demand from cloud sources and logs, reducing costs and providing ...