Autonomous Security vs Onyx Platform: Side-by-Side Comparison (2026)

Autonomous Security: Endpoint security platform for governing and securing AI agents and MCP servers. built by Autonomous Security. Core capabilities include AI agent and MCP server discovery and inventory, Exposure analysis for hardcoded secrets and exposed configs, Runtime blocking of rogue MCP servers and malicious skills..

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.

Autonomous Security differentiates with AI agent and MCP server discovery and inventory, Exposure analysis for hardcoded secrets and exposed configs, Runtime blocking of rogue MCP servers and malicious skills. 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.

Autonomous Security is developed by Autonomous Security. 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.

Autonomous Security integrates with SSO/SCIM, SIEM. Onyx Platform integrates with AWS, AWS VPC, AWS Bedrock, GCP, Azure and 6 more. Check integration compatibility with your existing security stack before deciding.

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