Outerlimit raises $16M to combat rogue AI agents before they cause harm

Outerlimit, a New York-based startup that just stepped out of stealth mode, announced a $16 million pre-seed funding round on September 22, one of the largest early-stage raises on record for a cybersecurity firm. The round was led by AlbionVC, Evolution Equity Partners, and Crane Venture Partners, with angel investors from Mistral AI and Goldman Sachs also participating. Outerlimit’s founders, CEO Tony Pepper, Neil Larkins, and CTO Dr. Peter Vincent, argue that consequence-based controls are fundamentally inadequate for this new reality. Their pitch is straightforward: stop focusing on what happened and start preventing what’s about to happen. The company’s platform is built around three core functions. Discover finds all AI agents and tools operating within an enterprise environment. Observe monitors their behaviors in real time. Enforce applies deterministic policies at the exact moment an agent tries to use a tool or take an action. Outerlimit uses a distributed architecture with cryptographic enforcement. Rather than storing sensitive access credentials in one place, the system fragments those credentials and secrets throughout the ecosystem. Those fragments are only reassembl...