Lasso Security

What the company sells

Lasso Security sells a platform that gives enterprises visibility, control and real-time defense across the AI models they use, the agents they build and the applications they ship, combining automated red teaming with runtime enforcement of security policies. It was founded in 2023. It is privately held and has raised seed, Series A and later funding rounds.

Categories

• AI firewalls and guardrails (primary category)
• AI model and agent security
• Workforce AI usage security

Headquarters

Not established from our sources

Founded

2023

Ownership

Privately held

Website

lasso.security

Products and services

• AI Security Platform

  Gives enterprises visibility, control and protection across AI models, agents and applications, including inline enforcement at the proxy, API or AI Gateway layer.

• Automated AI Red Teaming

  Runs adversarial testing with a library of attack techniques against AI applications and agents to identify exploitable vulnerabilities.

• Runtime Enforcement

  Detects and terminates AI threats across an environment, mapped to MITRE and OWASP categories, and gives context on each attack.

Sources

1. Lasso SecurityUndated page, accessed September 27, 2026 · Tier A: the company, a regulator or a filing
2. Lasso Security via GlobeNewswirePublished September 2, 2026 · Tier A: the company, a regulator or a filing

Recorded September 27, 2026 from the sources above. Descriptions are in our own words; we do not rank or recommend vendors, and no vendor pays to be listed or to change what we write. Disclosure: until the publisher confirms it has no business relationship with this company, treat one as possible (how the network works). Spot a factual error? Request a correction.