HiddenLayer
Austin, Texas, United States
HiddenLayer builds an AI security platform covering the full AI lifecycle, including discovery of shadow or unsanctioned AI assets, continuous automated red-teaming through AI attack simulation, AI supply-chain security that scans and validates models before deployment, and AI runtime security for real-time detection of adversarial inputs, model theft, and data poisoning in production. It targets predictive, generative, and agentic AI systems.
- Headquarters
- Austin, Texas, United States
- Founded
- 2022
- Website
- www.hiddenlayer.com
Notable facts
- Raised a $50M Series A in September 2023 co-led by M12 (Microsoft's venture fund) and Moore Strategic Ventures, following a $6M seed round at its July 2022 stealth launch, for over $56M in total disclosed funding.
- Selected in January 2026 as an awardee on the U.S. Missile Defense Agency's SHIELD multiple-award contract vehicle, based on its Airgapped AI Security Platform for classified and disconnected DoD environments.
- Founded by Chris Sestito (CEO), Tanner Burns, and James Ballard, who previously worked together at Cylance.
Service categories
Pricing
Pricing not publicly disclosed on the vendor's site. Typical for B2B AI-governance engagements, which are usually quoted per scope.
Case study
Case study describing how an anonymized leading global financial services company (50M+ users) engaged HiddenLayer's Professional Services team to red-team its fraud-detection ML models for adversarial vulnerabilities. Read the case study →
Sources. This profile is compiled from public reference data, WebSearch-verified againstsource 1 · source 2 · source 3. Data as of 2026-07-13. See methodology.
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