Enkrypt AI Guardrails vs Onyx Platform: Side-by-Side Comparison (2026)

Enkrypt AI Guardrails: Runtime security layer for AI agents, RAG, and MCP with real-time controls. built by Enkrypt AI. Core capabilities include Real-time approval, modification, or blocking of AI agent actions, Prompt injection defense at input boundary, RAG retrieval filtering with source constraints and redaction..

Onyx Platform: AI control plane for enterprise AI agent security, governance, and observability. built by Onyx Security. Core capabilities include Real-time AI agent activity monitoring across LLMs and frameworks, Session replay and audit trail for compliance and forensics, Shadow AI and unapproved model deployment detection..

Both serve the Agentic AI Security market but differ in approach, feature depth, and target audience.

Enkrypt AI Guardrails differentiates with Real-time approval, modification, or blocking of AI agent actions, Prompt injection defense at input boundary, RAG retrieval filtering with source constraints and redaction. Onyx Platform differentiates with Real-time AI agent activity monitoring across LLMs and frameworks, Session replay and audit trail for compliance and forensics, Shadow AI and unapproved model deployment detection.

Enkrypt AI Guardrails is developed by Enkrypt AI. Onyx Platform is developed by Onyx Security. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Enkrypt AI Guardrails and Onyx Platform serve similar Agentic AI Security use cases: both are Agentic AI Security tools, both cover LLM Guardrails. Review the feature comparison above to determine which fits your requirements.