Agen Shield vs Primary Zero Trust Architecture: Side-by-Side Comparison (2026)

Agen Shield: Endpoint & browser enforcement layer blocking dangerous AI agent actions pre-execution. built by Agen.co. Core capabilities include On-device pre-execution blocking of out-of-policy AI agent actions, Browser paste detection and blocking of sensitive data into AI tools, Unified policy plane shared across device, browser, and gateway enforcement..

Primary Zero Trust Architecture: Zero Trust control plane for human and agentic AI identity enforcement. built by Primary. Core capabilities include Continuous identity verification for human and agentic actors, Least-privilege access control scoped by actor, data classification, workflow stage, and context, Real-time policy enforcement at the moment of each interaction..

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

Agen Shield differentiates with On-device pre-execution blocking of out-of-policy AI agent actions, Browser paste detection and blocking of sensitive data into AI tools, Unified policy plane shared across device, browser, and gateway enforcement. Primary Zero Trust Architecture differentiates with Continuous identity verification for human and agentic actors, Least-privilege access control scoped by actor, data classification, workflow stage, and context, Real-time policy enforcement at the moment of each interaction.

Agen Shield is developed by Agen.co. Primary Zero Trust Architecture is developed by Primary. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

Agen Shield and Primary Zero Trust Architecture 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.