Gray Swan AI Security Suite vs RealmGuard: side-by-side comparison (2026)
Gray Swan AI Security Suite is a commercial LLM guardrails solution by Gray Swan. RealmGuard is a commercial LLM guardrails solution by Realm Labs. Features, integrations, deployment and the company behind each one, side by side.
Enterprise AI security suite with real-time filtering and automated testing
AI guardrail platform detecting harmful outputs, prompt injections & policy violations.
Side-by-side comparison
Feature
Gray Swan AI Security Suite
RealmGuard
Pricing model
Commercial
Commercial
Category
LLM Guardrails
LLM Guardrails
Deployment and fit
Deployment type
Cloud
Hybrid
Company size fit
Mid-Market, Enterprise
SMB, Mid-Market, Enterprise
Company
Company
Gray Swan
Realm Labs
Use cases and capabilities
Research
Yes
No
LLM Guardrails
No
Yes
LLM Security
No
Yes
Prompt Injection
No
Yes
AI Firewall
No
Yes
GenAI Security
No
Yes
Content Filtering
No
Yes
PII
No
Yes
AI Compliance
No
Yes
AI Governance
No
Yes
OWASP
No
Yes
Core features
10 features listed
10 features listed
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