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HiddenLayer
HiddenLayer logo

HiddenLayer

HiddenLayer secures artificial intelligence systems by discovering, hardening, and monitoring models against attacks across their lifecycle.

Austin, TX, US🇺🇸
Founded
2022
Overview
Analysis
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Employees
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The platform gives enterprises visibility into AI assets across their environments, validates model integrity before deployment, and detects attacks on AI systems running in production. It is built specifically for AI-specific threats rather than adapted from general cybersecurity tools, and deploys without requiring access to model weights, prompts, or training data.

The professional services team conducts adversarial red-team testing against agentic, generative, and predictive AI applications, assesses AI supply-chain and data-pipeline risk against compliance frameworks, and trains security and development teams to recognize AI-specific threats. Engagements produce prioritized remediation playbooks and before-and-after security-posture scoring.

HiddenLayer - Products & Services

  • Professional Services logo

    Professional Services

    Consulting practice delivering AI red teaming, AI risk assessments, and AI security training to enterprises.

    Competing Products

    Bishop Fox logo
    Praetorian logo
    Trail of Bits logo
    IOActive logo
  • AI Security Platform logo

    AI Security Platform

    Platform securing machine learning models and AI systems against attacks.

    Competing Products

    SubImage logo
    AIUC logo
    Fabraix logo
    Onyx Security logo
    SPLX logo

HiddenLayer - Similar Companies

IOActive logo

IOActive

ioactive.com

Trail of Bits logo

Trail of Bits

trailofbits.com

Praetorian logo

Praetorian

praetorian.com

Bishop Fox logo

Bishop Fox

bishopfox.com

Fabraix logo

Fabraix

fabraix.com

AIUC logo

AIUC

aiuc.com

SubImage logo

SubImage

subimage.io

SPLX logo

SPLX

splx.ai

Onyx Security logo

Onyx Security

onyx.security

CalypsoAI logo

CalypsoAI

calypsoai.com

Protect AI logo

Protect AI

protectai.com

Lakera logo

Lakera

lakera.ai

TrojAI logo

TrojAI

troj.ai

Discern Security logo

Discern Security

Runlayer logo

Runlayer

runlayer.com

HiddenLayer - Quick Facts

Who are HiddenLayer's competitors?

Companies similar to HiddenLayer include IOActive, Trail of Bits, Praetorian and Bishop Fox.

When was HiddenLayer founded?

HiddenLayer was founded in 2022.

Where is HiddenLayer's headquarters located?

HiddenLayer's headquarters is located in Austin, TX, US.

When was HiddenLayer's last funding round?

HiddenLayer's most recent funding round was for $100M (USD) in September 2026.

How much disclosed funding has HiddenLayer raised?

As of Sep 2, 2026, HiddenLayer has disclosed funding of $157.3M (USD). Undisclosed round amounts are excluded.

How many employees does HiddenLayer have?

HiddenLayer has 174 employees as of Sep 3, 2026.

HiddenLayer - Classification

Industry
  • Professional Service Companies
Ownership
  • Venture-backed
Technology
  • AI
  • Machine Learning
Geographic Exposure
  • Global
Revenue
  • Recurring
  • Software
Tags
  • AI Operations
  • Consulting
  • Security
NAICS
  • 540000Professional, Scientific, and Technical Services
  • 541500Computer Systems Design and Related Services
  • 541000Professional, Scientific, and Technical Services
  • 541510Computer Systems Design and Related Services
  • 541511Custom Computer Programming Services
SIC
  • 7300Business Services
  • 7370Computer Programming, Data Processing, And Other Computer Related
  • 7371Computer Programming Services
Show 5 more industry codes
NAICS
  • 513200Software Publishers
  • 510000Information
  • 513000Publishing Industries
  • 513210Software Publishers
SIC
  • 7372Prepackaged Software