Agen Shield vs Primary: 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: Control plane for governing human & AI agent identities, access, and workflows. built by Primary. Core capabilities include Unified identity registry for humans, agents, applications, and services, Runtime policy enforcement with approve, block, mask, or redirect controls, Zero Trust authentication and authorization for human and non-human identities..

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 differentiates with Unified identity registry for humans, agents, applications, and services, Runtime policy enforcement with approve, block, mask, or redirect controls, Zero Trust authentication and authorization for human and non-human identities.

Agen Shield is developed by Agen.co. Primary 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 serve similar Agentic AI Security use cases: both are Agentic AI Security tools, both cover Agentic AI Security, AI Governance, Policy. Review the feature comparison above to determine which fits your requirements.