Mount is an AI insurance carrier that provides liability coverage for deployed AI agents. The company scans and red-teams AI deployments, quantifies operational risks, and insures residual risk with purpose-built AI liability policies, targeting mid-market and enterprise companies running autonomous AI agents in production. It was founded by Fabian Amherd, who studied computer science and machine learning at ETH Zürich, and John Bachmann, who previously founded and scaled an AI-first media company. Mount is based in San Francisco and is part of Y Combinator's Spring 2026 batch.