HiddenLayer vs Pangea
Updated March 10, 2026
Overview
HiddenLayer provides AI security solutions that protect machine learning models from adversarial attacks, model evasion, and tampering. Its platform detects and prevents attacks targeting AI systems in real-time, offering model integrity verification and threat intelligence specifically designed for AI/ML workloads.
Pangea is the "Twilio for Security" — a set of composable security APIs that developers embed directly into AI applications. It provides audit logging, data redaction, embargo compliance, IP reputation, and domain intelligence as simple API calls. For AI apps, Pangea's Redact API strips PII from prompts, its AI Guard detects prompt injections, and its Audit API creates tamper-proof logs of all AI interactions.
Strengths and tradeoffs
What each tool does well, and the limitations to keep in mind.
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
Pros
- Developer-friendly platform
- Production-ready
- Good performance
- Active development
Cons
- Enterprise pricing varies
- Setup complexity
- Learning curve
Compare HiddenLayer and Pangea on your own traffic
Respan lets you trace LLM and agent calls across any model or framework, A/B test prompts on production traffic, and route requests across 500+ models through one gateway.