15 Best HiddenLayer Alternatives & Competitors (2026)

HiddenLayer is an AI security company founded in March 2022 in Austin, Texas by James Ballard, Tanner Burns, and Chris Sestito. The company provides security solutions for machine learning algorithms and models, offering threat modeling, ML risk assessment training, red team assessment services, and AI/ML model scanning. HiddenLayer raised USD 50 million in Series A funding to safeguard AI systems from vulnerabilities and attacks. The platform offers a Free Tier with limited features for initial exploration and an Enterprise Tier with custom solutions starting at USD 500 per month, with pricing determined based on organizational scale and specific requirements. HiddenLayer focuses on securing the entire ML lifecycle, from model development through production deployment, addressing the growing need for specialized AI security as organizations increasingly deploy machine learning models in critical applications. The company serves enterprise customers requiring comprehensive AI security coverage.