
Lasso Security's AI security platform runs guardrails on ordinary server processors for security teams with zero enterprise shadow AI visibility.
Lasso Security sells an AI security platform that combines shadow AI discovery, monitoring, and detection of threats to large language models and AI agents for security teams who lack visibility into the AI tools and agents employees use and create as decentralized ownership spreads shadow AI across the enterprise. It addresses model theft, malicious code generation, prompt injection, data poisoning, and supply chain attacks by combining shadow AI discovery, LLM data-flow monitoring and observability, and real-time detection and alerting.
Its offensive team runs automated red teaming against customer applications and agents and feeds what it finds back into the product, while its guardrail for AI applications runs on ordinary server processors with no graphics chip required. The company enforces policies inline at the proxy, API, or AI gateway layer with runtime protection that adapts as the application evolves, and it offers protection for AI agents built and deployed at enterprise scale.

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Companies similar to Lasso Security include Onyx Security, PromptArmor, Noma Security and Straiker.
Lasso Security was founded in 2023.
Lasso Security's headquarters is located in Tel Aviv, IL.
Lasso Security's most recent funding round was for $30M (USD) in September 2026.
As of Sep 2, 2026, Lasso Security has disclosed funding of $36M (USD).