What HiddenLayer does
HiddenLayer sells an enterprise platform for securing AI systems. It has four modules: AI asset discovery, model supply-chain scanning, attack simulation (red teaming) and runtime detection and response. Newer products extend runtime protection to AI agents and to AI coding agents (Agent Harness Security). Its funding release names customers in banking, insurance, pharmaceuticals, airlines and the U.S. defense and intelligence communities, and TechCrunch reported that its ARR grew more than 10x in the past year.
How HiddenLayer compares with its closest alternatives
1 of the 5 closest alternatives has a free plan; HiddenLayer does not. 2 of the 5 offer an API, as HiddenLayer does. HiddenLayer offers a web app. Of the alternatives, all 5 offer a web app. HiddenLayer was founded in 2022; the alternatives were founded between 2009 and 2025, 1 of them earlier. HiddenLayer is based in Austin, United States; 2 of the 4 alternatives with a known headquarters are in the United States too, and the others in South Korea and the United Kingdom.