What is HiddenLayer?
HiddenLayer is an AI security company founded in March 2022 in Austin, Texas by James Ballard, Tanner Burns, and Chris Sestito. The company provides security solutions for machine learning algorithms and models, offering threat modeling, ML risk assessment training, red team assessment services, and AI/ML model scanning. HiddenLayer raised USD 50 million in Series A funding to safeguard AI systems from vulnerabilities and attacks. The platform offers a Free Tier with limited features for initial exploration and an Enterprise Tier with custom solutions starting at USD 500 per month, with pricing determined based on organizational scale and specific requirements. HiddenLayer focuses on securing the entire ML lifecycle, from model development through production deployment, addressing the growing need for specialized AI security as organizations increasingly deploy machine learning models in critical applications. The company serves enterprise customers requiring comprehensive AI security coverage.
Pros & Cons
Pros
- +Free tier enables evaluation without upfront costs
- +Comprehensive coverage across entire ML lifecycle
- +Specialized focus on AI-specific security threats
- +Strong Series A funding demonstrates market validation
Cons
- -Enterprise pricing starts at USD 500/month which may be steep for startups
- -Custom pricing model makes budget planning difficult
- -Requires sales engagement for detailed pricing and features
- -Relatively young company founded in 2022 with limited long-term track record
HiddenLayer Pricing
Free trial available
- ✓Limited features
- ✓Initial exploration
- ✓Basic scanning
- ✓Community support
- ✓Custom solutions
- ✓Full platform access
- ✓Threat modeling
- ✓Red team assessments
- ✓ML risk training
- ✓Dedicated support
Using HiddenLayer with Respan
HiddenLayer and Respan provide comprehensive AI security and observability. Secure ML models with HiddenLayer while monitoring runtime behavior with Respan.
- ✓Combine HiddenLayer model security with Respan runtime monitoring
- ✓Correlate security threats with performance anomalies
- ✓Track model behavior changes that may indicate security issues
- ✓Monitor AI application security posture across development and production
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Last verified: March 9, 2026